{"entity":{"type":"insider","cik":"0001320940","url":"/insider/0001320940","json_url":"/insider/0001320940.json","name":"Hayes William B","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":96,"n_filings":30,"first":"2005-04-25","last":"2014-06-10","span_basis":"filed_date"},"name_variants":[{"name":"Hayes William B","source":"filing","n_filings":30,"first_seen":"2005-04-25","last_seen":"2014-06-10"}],"transactions":[{"id":6225270,"accession":"0001127602-14-020441","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001127602-14-020441","line_url":"/filing/0001127602-14-020441","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":47367.0,"shares_display":"47,367","price_per_share":104.22795047184749,"price_display":"104.23","price_state":"stated","total_value":4936965.33,"total_display":"4,936,965.33","total_whole":"4,936,965","shares_owned_after":41500.0,"shares_owned_after_display":"41,500","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-06-06","filed_date":"2014-06-10","scope":"insider","n_lines":2},{"id":6469077,"accession":"0001127602-14-016137","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001127602-14-016137","line_url":"/filing/0001127602-14-016137#line-1","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2497.0,"shares_display":"2,497","price_per_share":98.39,"price_display":"98.39","price_state":"stated","total_value":245679.83,"total_display":"245,679.83","total_whole":"245,680","shares_owned_after":19400.0,"shares_owned_after_display":"19,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-04-30","filed_date":"2014-05-02","scope":"insider"},{"id":6254741,"accession":"0001127602-14-010808","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0001127602-14-010808","line_url":"/filing/0001127602-14-010808#line-5","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":19166.0,"shares_display":"19,166","price_per_share":94.5,"price_display":"94.50","price_state":"stated","total_value":1811187.0,"total_display":"1,811,187.00","total_whole":"1,811,187","shares_owned_after":19400.0,"shares_owned_after_display":"19,400","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-03-07","filed_date":"2014-03-10","scope":"insider"},{"id":6254736,"accession":"0001127602-14-010808","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001127602-14-010808","line_url":"/filing/0001127602-14-010808","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4682.0,"shares_display":"4,682","price_per_share":94.00240768902178,"price_display":"94.00","price_state":"stated","total_value":440119.2728,"total_display":"440,119.27","total_whole":"440,119","shares_owned_after":21600.0,"shares_owned_after_display":"21,600","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-03-06","filed_date":"2014-03-10","scope":"insider","n_lines":3},{"id":5531449,"accession":"0001127602-13-017994","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001127602-13-017994","line_url":"/filing/0001127602-13-017994","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":127200.0,"shares_display":"127,200","price_per_share":100.0,"price_display":"100.00","price_state":"stated","total_value":12720000.0,"total_display":"12,720,000.00","total_whole":"12,720,000","shares_owned_after":23574.0,"shares_owned_after_display":"23,574","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-05-21","filed_date":"2013-05-23","scope":"insider","n_lines":2},{"id":5245319,"accession":"0001127602-13-013886","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001127602-13-013886","line_url":"/filing/0001127602-13-013886#line-2","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":22234.0,"shares_display":"22,234","price_per_share":95.0,"price_display":"95.00","price_state":"stated","total_value":2112230.0,"total_display":"2,112,230.00","total_whole":"2,112,230","shares_owned_after":23574.0,"shares_owned_after_display":"23,574","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-04-11","filed_date":"2013-04-15","scope":"insider"},{"id":4962256,"accession":"0001127602-13-013314","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001127602-13-013314","line_url":"/filing/0001127602-13-013314#line-1","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4949.0,"shares_display":"4,949","price_per_share":89.955,"price_display":"89.96","price_state":"stated","total_value":445187.295,"total_display":"445,187.30","total_whole":"445,187","shares_owned_after":23574.0,"shares_owned_after_display":"23,574","ownership_form":"D","is_10b5_1":null,"transaction_date":"2013-04-01","filed_date":"2013-04-03","scope":"insider"},{"id":2891733,"accession":"0001127602-12-012009","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0001127602-12-012009","line_url":"/filing/0001127602-12-012009#line-5","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":13741.0,"shares_display":"13,741","price_per_share":91.6663,"price_display":"91.67","price_state":"stated","total_value":1259586.6283,"total_display":"1,259,586.63","total_whole":"1,259,587","shares_owned_after":24078.0,"shares_owned_after_display":"24,078","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-03-27","filed_date":"2012-03-28","scope":"insider"},{"id":2891730,"accession":"0001127602-12-012009","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001127602-12-012009","line_url":"/filing/0001127602-12-012009#line-4","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2750.0,"shares_display":"2,750","price_per_share":90.0,"price_display":"90.00","price_state":"stated","total_value":247500.0,"total_display":"247,500.00","total_whole":"247,500","shares_owned_after":24078.0,"shares_owned_after_display":"24,078","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-03-26","filed_date":"2012-03-28","scope":"insider"},{"id":2548796,"accession":"0001127602-12-011929","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001127602-12-011929","line_url":"/filing/0001127602-12-011929","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":76570.0,"shares_display":"76,570","price_per_share":89.68043529711375,"price_display":"89.68","price_state":"stated","total_value":6866830.9307,"total_display":"6,866,830.93","total_whole":"6,866,831","shares_owned_after":24078.0,"shares_owned_after_display":"24,078","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-03-23","filed_date":"2012-03-27","scope":"insider","n_lines":2},{"id":9098905,"accession":"0001127602-11-011681","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001127602-11-011681","line_url":"/filing/0001127602-11-011681#line-3","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5371.0,"shares_display":"5,371","price_per_share":91.2057,"price_display":"91.21","price_state":"stated","total_value":489865.8147,"total_display":"489,865.81","total_whole":"489,866","shares_owned_after":23745.0,"shares_owned_after_display":"23,745","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-03-31","filed_date":"2011-04-01","scope":"insider"},{"id":8954369,"accession":"0001127602-11-005808","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001127602-11-005808","line_url":"/filing/0001127602-11-005808#line-2","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1208.0,"shares_display":"1,208","price_per_share":87.45,"price_display":"87.45","price_state":"stated","total_value":105639.6,"total_display":"105,639.60","total_whole":"105,640","shares_owned_after":23745.0,"shares_owned_after_display":"23,745","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-02-15","filed_date":"2011-02-16","scope":"insider"},{"id":9041043,"accession":"0001127602-11-005541","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001127602-11-005541","line_url":"/filing/0001127602-11-005541#line-1","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1846.0,"shares_display":"1,846","price_per_share":87.18,"price_display":"87.18","price_state":"stated","total_value":160934.28,"total_display":"160,934.28","total_whole":"160,934","shares_owned_after":25845.0,"shares_owned_after_display":"25,845","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-02-11","filed_date":"2011-02-15","scope":"insider"},{"id":9149562,"accession":"0001127602-11-005115","txn_seq":7,"anchor":"line-7","filing_url":"/filing/0001127602-11-005115","line_url":"/filing/0001127602-11-005115","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":31815.0,"shares_display":"31,815","price_per_share":88.17932641835613,"price_display":"88.18","price_state":"stated","total_value":2805425.27,"total_display":"2,805,425.27","total_whole":"2,805,425","shares_owned_after":30591.0,"shares_owned_after_display":"30,591","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-02-10","filed_date":"2011-02-11","scope":"insider","n_lines":3},{"id":7705792,"accession":"0001127602-10-031583","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001127602-10-031583","line_url":"/filing/0001127602-10-031583#line-2","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":30366.0,"shares_display":"30,366","price_per_share":87.9504,"price_display":"87.95","price_state":"stated","total_value":2670701.8464,"total_display":"2,670,701.85","total_whole":"2,670,702","shares_owned_after":25444.0,"shares_owned_after_display":"25,444","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-12-27","filed_date":"2010-12-28","scope":"insider"},{"id":7140283,"accession":"0001127602-10-025499","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001127602-10-025499","line_url":"/filing/0001127602-10-025499#line-2","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":30000.0,"shares_display":"30,000","price_per_share":80.0,"price_display":"80.00","price_state":"stated","total_value":2400000.0,"total_display":"2,400,000.00","total_whole":"2,400,000","shares_owned_after":25444.0,"shares_owned_after_display":"25,444","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-10-13","filed_date":"2010-10-15","scope":"insider"},{"id":7353566,"accession":"0001225208-10-010318","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001225208-10-010318","line_url":"/filing/0001225208-10-010318#line-2","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6684.0,"shares_display":"6,684","price_per_share":76.09,"price_display":"76.09","price_state":"stated","total_value":508585.56,"total_display":"508,585.56","total_whole":"508,586","shares_owned_after":25444.0,"shares_owned_after_display":"25,444","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-04-12","filed_date":"2010-04-14","scope":"insider"},{"id":3794256,"accession":"0000920148-08-000114","txn_seq":29,"anchor":"line-29","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-29","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2700.0,"shares_display":"2,700","price_per_share":73.03,"price_display":"73.03","price_state":"stated","total_value":197181.0,"total_display":"197,181.00","total_whole":"197,181","shares_owned_after":25824.0,"shares_owned_after_display":"25,824","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794255,"accession":"0000920148-08-000114","txn_seq":28,"anchor":"line-28","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-28","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2492.0,"shares_display":"2,492","price_per_share":74.02,"price_display":"74.02","price_state":"stated","total_value":184457.84,"total_display":"184,457.84","total_whole":"184,458","shares_owned_after":38968.0,"shares_owned_after_display":"38,968","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794254,"accession":"0000920148-08-000114","txn_seq":27,"anchor":"line-27","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-27","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2400.0,"shares_display":"2,400","price_per_share":72.97,"price_display":"72.97","price_state":"stated","total_value":175128.0,"total_display":"175,128.00","total_whole":"175,128","shares_owned_after":23040.0,"shares_owned_after_display":"23,040","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794252,"accession":"0000920148-08-000114","txn_seq":26,"anchor":"line-26","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-26","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2300.0,"shares_display":"2,300","price_per_share":73.38,"price_display":"73.38","price_state":"stated","total_value":168774.0,"total_display":"168,774.00","total_whole":"168,774","shares_owned_after":30808.0,"shares_owned_after_display":"30,808","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794251,"accession":"0000920148-08-000114","txn_seq":25,"anchor":"line-25","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-25","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1700.0,"shares_display":"1,700","price_per_share":73.01,"price_display":"73.01","price_state":"stated","total_value":124117.0,"total_display":"124,117.00","total_whole":"124,117","shares_owned_after":21340.0,"shares_owned_after_display":"21,340","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794249,"accession":"0000920148-08-000114","txn_seq":24,"anchor":"line-24","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-24","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1500.0,"shares_display":"1,500","price_per_share":73.08,"price_display":"73.08","price_state":"stated","total_value":109620.0,"total_display":"109,620.00","total_whole":"109,620","shares_owned_after":34876.0,"shares_owned_after_display":"34,876","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794248,"accession":"0000920148-08-000114","txn_seq":23,"anchor":"line-23","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-23","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1468.0,"shares_display":"1,468","price_per_share":73.04,"price_display":"73.04","price_state":"stated","total_value":107222.72,"total_display":"107,222.72","total_whole":"107,223","shares_owned_after":33408.0,"shares_owned_after_display":"33,408","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794246,"accession":"0000920148-08-000114","txn_seq":22,"anchor":"line-22","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-22","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1300.0,"shares_display":"1,300","price_per_share":73.09,"price_display":"73.09","price_state":"stated","total_value":95017.0,"total_display":"95,017.00","total_whole":"95,017","shares_owned_after":36376.0,"shares_owned_after_display":"36,376","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794245,"accession":"0000920148-08-000114","txn_seq":21,"anchor":"line-21","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-21","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1192.0,"shares_display":"1,192","price_per_share":73.12,"price_display":"73.12","price_state":"stated","total_value":87159.04,"total_display":"87,159.04","total_whole":"87,159","shares_owned_after":37676.0,"shares_owned_after_display":"37,676","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794244,"accession":"0000920148-08-000114","txn_seq":20,"anchor":"line-20","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-20","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1184.0,"shares_display":"1,184","price_per_share":73.05,"price_display":"73.05","price_state":"stated","total_value":86491.2,"total_display":"86,491.20","total_whole":"86,491","shares_owned_after":28524.0,"shares_owned_after_display":"28,524","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794242,"accession":"0000920148-08-000114","txn_seq":19,"anchor":"line-19","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-19","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1000.0,"shares_display":"1,000","price_per_share":72.72,"price_display":"72.72","price_state":"stated","total_value":72720.0,"total_display":"72,720.00","total_whole":"72,720","shares_owned_after":20140.0,"shares_owned_after_display":"20,140","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794240,"accession":"0000920148-08-000114","txn_seq":18,"anchor":"line-18","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-18","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500.0,"shares_display":"500","price_per_share":72.68,"price_display":"72.68","price_state":"stated","total_value":36340.0,"total_display":"36,340.00","total_whole":"36,340","shares_owned_after":19540.0,"shares_owned_after_display":"19,540","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794238,"accession":"0000920148-08-000114","txn_seq":17,"anchor":"line-17","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-17","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500.0,"shares_display":"500","price_per_share":72.66,"price_display":"72.66","price_state":"stated","total_value":36330.0,"total_display":"36,330.00","total_whole":"36,330","shares_owned_after":19040.0,"shares_owned_after_display":"19,040","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794237,"accession":"0000920148-08-000114","txn_seq":16,"anchor":"line-16","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-16","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":400.0,"shares_display":"400","price_per_share":73.06,"price_display":"73.06","price_state":"stated","total_value":29224.0,"total_display":"29,224.00","total_whole":"29,224","shares_owned_after":29708.0,"shares_owned_after_display":"29,708","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794235,"accession":"0000920148-08-000114","txn_seq":15,"anchor":"line-15","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-15","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":300.0,"shares_display":"300","price_per_share":73.59,"price_display":"73.59","price_state":"stated","total_value":22077.0,"total_display":"22,077.00","total_whole":"22,077","shares_owned_after":33108.0,"shares_owned_after_display":"33,108","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794233,"accession":"0000920148-08-000114","txn_seq":14,"anchor":"line-14","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-14","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":300.0,"shares_display":"300","price_per_share":73.37,"price_display":"73.37","price_state":"stated","total_value":22011.0,"total_display":"22,011.00","total_whole":"22,011","shares_owned_after":30508.0,"shares_owned_after_display":"30,508","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794231,"accession":"0000920148-08-000114","txn_seq":13,"anchor":"line-13","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-13","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":200.0,"shares_display":"200","price_per_share":72.99,"price_display":"72.99","price_state":"stated","total_value":14598.0,"total_display":"14,598.00","total_whole":"14,598","shares_owned_after":30108.0,"shares_owned_after_display":"30,108","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794229,"accession":"0000920148-08-000114","txn_seq":12,"anchor":"line-12","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-12","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":200.0,"shares_display":"200","price_per_share":72.85,"price_display":"72.85","price_state":"stated","total_value":14570.0,"total_display":"14,570.00","total_whole":"14,570","shares_owned_after":21140.0,"shares_owned_after_display":"21,140","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794227,"accession":"0000920148-08-000114","txn_seq":11,"anchor":"line-11","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-11","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":184.0,"shares_display":"184","price_per_share":72.81,"price_display":"72.81","price_state":"stated","total_value":13397.04,"total_display":"13,397.04","total_whole":"13,397","shares_owned_after":25440.0,"shares_owned_after_display":"25,440","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794225,"accession":"0000920148-08-000114","txn_seq":10,"anchor":"line-10","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-10","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":136.0,"shares_display":"136","price_per_share":72.7,"price_display":"72.70","price_state":"stated","total_value":9887.2,"total_display":"9,887.20","total_whole":"9,887","shares_owned_after":18804.0,"shares_owned_after_display":"18,804","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794221,"accession":"0000920148-08-000114","txn_seq":9,"anchor":"line-9","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-9","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":73.35,"price_display":"73.35","price_state":"stated","total_value":7335.0,"total_display":"7,335.00","total_whole":"7,335","shares_owned_after":38868.0,"shares_owned_after_display":"38,868","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794219,"accession":"0000920148-08-000114","txn_seq":8,"anchor":"line-8","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-8","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":73.07,"price_display":"73.07","price_state":"stated","total_value":7307.0,"total_display":"7,307.00","total_whole":"7,307","shares_owned_after":25724.0,"shares_owned_after_display":"25,724","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794218,"accession":"0000920148-08-000114","txn_seq":7,"anchor":"line-7","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-7","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":73.02,"price_display":"73.02","price_state":"stated","total_value":7302.0,"total_display":"7,302.00","total_whole":"7,302","shares_owned_after":30408.0,"shares_owned_after_display":"30,408","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794216,"accession":"0000920148-08-000114","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-6","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":73.02,"price_display":"73.02","price_state":"stated","total_value":7302.0,"total_display":"7,302.00","total_whole":"7,302","shares_owned_after":25624.0,"shares_owned_after_display":"25,624","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794214,"accession":"0000920148-08-000114","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-5","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":72.96,"price_display":"72.96","price_state":"stated","total_value":7296.0,"total_display":"7,296.00","total_whole":"7,296","shares_owned_after":30308.0,"shares_owned_after_display":"30,308","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"},{"id":3794212,"accession":"0000920148-08-000114","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0000920148-08-000114","line_url":"/filing/0000920148-08-000114#line-4","is_derivative":false,"issuer_cik":"0000920148","issuer_name":"LABORATORY CORP OF AMERICA HOLDINGS","issuer_ticker":"LH","issuer_name_source":null,"issuer_url":"/issuer/0000920148","owner_cik":"0001320940","owner_name":"Hayes William B","owner_display_name":"Hayes William B","owner_url":"/insider/0001320940","role":"Officer (Chief Financial Officer, EVP)","role_mark":"O","role_mark_label":"Officer (Chief Financial Officer, EVP)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Chief Financial Officer, EVP","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":72.83,"price_display":"72.83","price_state":"stated","total_value":7283.0,"total_display":"7,283.00","total_whole":"7,283","shares_owned_after":20040.0,"shares_owned_after_display":"20,040","ownership_form":"D","is_10b5_1":null,"transaction_date":"2008-03-26","filed_date":"2008-03-28","scope":"insider"}],"collapsed":true,"next_cursor":"2008-03-26|3794212","ledger_fault":false,"count":{"value":96,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":0,"open_market":true},{"code":"S","label":"Open-market sale","n":96,"open_market":true},{"code":"M","label":"Option exercise","n":0,"open_market":false},{"code":"A","label":"Grant or award","n":0,"open_market":false},{"code":"F","label":"Tax withholding","n":0,"open_market":false},{"code":"D","label":"Disposition to the issuer","n":0,"open_market":false},{"code":"X","label":"In-the-money option exercise","n":0,"open_market":false}],"total":96},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000920148","name":"LABORATORY CORP OF AMERICA HOLDINGS","url":"/issuer/0000920148","role":"Officer (Chief Financial Officer, EVP)","n_filings":30,"first_seen":"2005-04-25","last_seen":"2014-06-10"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001320940","retrieved_at":"2026-08-23T00:29:29+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-21","last_ingest":"2026-08-22T05:23:40.159918+00:00","counts_are":{"filings":"estimate","transactions":"estimate","issuers":"estimate","insiders":"estimate"},"source":"SEC EDGAR Form 4 filings, parsed by ebomi","fault":false},"license":{"underlying_records":"US SEC filings are public records of the United States government and are not subject to copyright. The transactional facts in them are not ours to license.","this_presentation":"The parsing, normalisation, curation, and presentation are ebomi's own work.","grant":"undecided","grant_note":"The open licence for ebomi's own layer is an open owner decision (SPEC-20260731T1159Z open question 3: CC BY 4.0 or CC0 with a citation request). Until it is taken, no grant is asserted here.","citation_request":"Balogh, A. Insider trading. Scientific Data 10, 237 (2023)","url":"https://ebomi.com/license"},"fair_use":{"policy":"These JSON endpoints are open and unauthenticated. Please read them at a human pace, identify your client in the User-Agent header, and use the published dataset for bulk work rather than crawling page by page.","bulk_alternative":"doi:10.1038/s41597-023-02147-6"}}