{"entity":{"type":"insider","cik":"0001252858","url":"/insider/0001252858","json_url":"/insider/0001252858.json","name":"SHAPIRO LEON","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":9,"n_filings":5,"first":"2007-08-10","last":"2014-03-07","span_basis":"filed_date"},"name_variants":[{"name":"SHAPIRO LEON","source":"filing","n_filings":5,"first_seen":"2007-08-10","last_seen":"2014-03-07"}],"transactions":[{"id":6293782,"accession":"0001209191-14-018158","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-14-018158","line_url":"/filing/0001209191-14-018158#line-1","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":2500.0,"shares_display":"2,500","price_per_share":66.57,"price_display":"66.57","price_state":"stated","total_value":166425.0,"total_display":"166,425.00","total_whole":"166,425","shares_owned_after":4792.0,"shares_owned_after_display":"4,792","ownership_form":"D","is_10b5_1":null,"transaction_date":"2014-03-06","filed_date":"2014-03-07","scope":"insider"},{"id":2649255,"accession":"0001209191-12-029881","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-12-029881","line_url":"/filing/0001209191-12-029881#line-2","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":7500.0,"shares_display":"7,500","price_per_share":95.37,"price_display":"95.37","price_state":"stated","total_value":715275.0,"total_display":"715,275.00","total_whole":"715,275","shares_owned_after":2278.0,"shares_owned_after_display":"2,278","ownership_form":"D","is_10b5_1":null,"transaction_date":"2012-05-22","filed_date":"2012-05-23","scope":"insider"},{"id":8998110,"accession":"0001209191-11-055806","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001209191-11-055806","line_url":"/filing/0001209191-11-055806","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":10255.0,"shares_display":"10,255","price_per_share":69.85746952705998,"price_display":"69.86","price_state":"stated","total_value":716388.35,"total_display":"716,388.35","total_whole":"716,388","shares_owned_after":7714.0,"shares_owned_after_display":"7,714","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-11-11","filed_date":"2011-11-14","scope":"insider","n_lines":2},{"id":8998106,"accession":"0001209191-11-055806","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-11-055806","line_url":"/filing/0001209191-11-055806#line-2","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4745.0,"shares_display":"4,745","price_per_share":69.17,"price_display":"69.17","price_state":"stated","total_value":328211.65,"total_display":"328,211.65","total_whole":"328,212","shares_owned_after":2714.0,"shares_owned_after_display":"2,714","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-11-10","filed_date":"2011-11-14","scope":"insider"},{"id":7630564,"accession":"0001209191-10-046330","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001209191-10-046330","line_url":"/filing/0001209191-10-046330#line-6","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":13400.0,"shares_display":"13,400","price_per_share":43.21,"price_display":"43.21","price_state":"stated","total_value":579014.0,"total_display":"579,014.00","total_whole":"579,014","shares_owned_after":2714.0,"shares_owned_after_display":"2,714","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-15","filed_date":"2010-09-15","scope":"insider"},{"id":7630558,"accession":"0001209191-10-046330","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001209191-10-046330","line_url":"/filing/0001209191-10-046330#line-4","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":12400.0,"shares_display":"12,400","price_per_share":43.38,"price_display":"43.38","price_state":"stated","total_value":537912.0,"total_display":"537,912.00","total_whole":"537,912","shares_owned_after":2714.0,"shares_owned_after_display":"2,714","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-14","filed_date":"2010-09-15","scope":"insider"},{"id":7630554,"accession":"0001209191-10-046330","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-10-046330","line_url":"/filing/0001209191-10-046330#line-2","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4616.0,"shares_display":"4,616","price_per_share":43.72,"price_display":"43.72","price_state":"stated","total_value":201811.52,"total_display":"201,811.52","total_whole":"201,812","shares_owned_after":2714.0,"shares_owned_after_display":"2,714","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-13","filed_date":"2010-09-15","scope":"insider"},{"id":7454304,"accession":"0001209191-07-047301","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-07-047301","line_url":"/filing/0001209191-07-047301#line-2","is_derivative":false,"issuer_cik":"0001157377","issuer_name":"ADVISORY BOARD CO","issuer_ticker":"ABCO","issuer_name_source":null,"issuer_url":"/issuer/0001157377","owner_cik":"0001252858","owner_name":"SHAPIRO LEON","owner_display_name":"SHAPIRO LEON","owner_url":"/insider/0001252858","role":"Director","role_mark":"D","role_mark_label":"Director","role_mark_generic":"Director","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":null,"security_title":"common stock, par value, $0.01 per share","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":10000.0,"shares_display":"10,000","price_per_share":59.39,"price_display":"59.39","price_state":"stated","total_value":593900.0,"total_display":"593,900.00","total_whole":"593,900","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-08-09","filed_date":"2007-08-10","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":9,"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":9,"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":9},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001157377","name":"ADVISORY BOARD CO","url":"/issuer/0001157377","role":"Director","n_filings":5,"first_seen":"2007-08-10","last_seen":"2014-03-07"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001252858","retrieved_at":"2026-08-24T13:04:36+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"}}