{"entity":{"type":"insider","cik":"0001297769","url":"/insider/0001297769","json_url":"/insider/0001297769.json","name":"Buchanan William","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":26,"n_filings":7,"first":"2006-02-15","last":"2009-02-12","span_basis":"filed_date"},"name_variants":[{"name":"Buchanan William","source":"filing","n_filings":7,"first_seen":"2006-02-15","last_seen":"2009-02-12"}],"transactions":[{"id":5790179,"accession":"0001297769-09-000002","txn_seq":10,"anchor":"line-10","filing_url":"/filing/0001297769-09-000002","line_url":"/filing/0001297769-09-000002","is_derivative":false,"issuer_cik":"0001066134","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001066134","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":4419.0,"shares_display":"4,419","price_per_share":21.17223579995474,"price_display":"21.17","price_state":"stated","total_value":93560.11,"total_display":"93,560.11","total_whole":"93,560","shares_owned_after":23300.0,"shares_owned_after_display":"23,300","ownership_form":"D","is_10b5_1":null,"transaction_date":"2009-02-11","filed_date":"2009-02-12","scope":"insider","n_lines":9},{"id":5790170,"accession":"0001297769-09-000002","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001297769-09-000002","line_url":"/filing/0001297769-09-000002#line-1","is_derivative":false,"issuer_cik":"0001066134","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001066134","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":200.0,"shares_display":"200","price_per_share":21.19,"price_display":"21.19","price_state":"stated","total_value":4238.0,"total_display":"4,238.00","total_whole":"4,238","shares_owned_after":22800.0,"shares_owned_after_display":"22,800","ownership_form":"D","is_10b5_1":null,"transaction_date":"2009-02-11","filed_date":"2009-02-12","scope":"insider"},{"id":9275427,"accession":"0001225883-08-000008","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001225883-08-000008","line_url":"/filing/0001225883-08-000008","is_derivative":false,"issuer_cik":"0001297769","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001297769","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":14758.0,"shares_display":"14,758","price_per_share":16.5,"price_display":"16.50","price_state":"stated","total_value":243507.0,"total_display":"243,507.00","total_whole":"243,507","shares_owned_after":18438.0,"shares_owned_after_display":"18,438","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-10-05","filed_date":"2008-03-19","scope":"insider","n_lines":2},{"id":8313896,"accession":"0001225883-07-000064","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001225883-07-000064","line_url":"/filing/0001225883-07-000064","is_derivative":false,"issuer_cik":"0001066134","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001066134","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":14758.0,"shares_display":"14,758","price_per_share":16.5,"price_display":"16.50","price_state":"stated","total_value":243507.0,"total_display":"243,507.00","total_whole":"243,507","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-10-05","filed_date":"2007-10-05","scope":"insider","n_lines":2},{"id":9275425,"accession":"0001225883-08-000007","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001225883-08-000007","line_url":"/filing/0001225883-08-000007","is_derivative":false,"issuer_cik":"0001297769","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001297769","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":57429.0,"shares_display":"57,429","price_per_share":16.5,"price_display":"16.50","price_state":"stated","total_value":947578.5,"total_display":"947,578.50","total_whole":"947,579","shares_owned_after":18438.0,"shares_owned_after_display":"18,438","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-10-02","filed_date":"2008-03-19","scope":"insider","n_lines":3},{"id":6989401,"accession":"0001225883-07-000062","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001225883-07-000062","line_url":"/filing/0001225883-07-000062","is_derivative":false,"issuer_cik":"0001066134","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001066134","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":57429.0,"shares_display":"57,429","price_per_share":16.5,"price_display":"16.50","price_state":"stated","total_value":947578.5,"total_display":"947,578.50","total_whole":"947,579","shares_owned_after":0.0,"shares_owned_after_display":"0","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-10-02","filed_date":"2007-10-04","scope":"insider","n_lines":3},{"id":8152875,"accession":"0001225883-07-000060","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0001225883-07-000060","line_url":"/filing/0001225883-07-000060","is_derivative":false,"issuer_cik":"0001066134","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001066134","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":5623.0,"shares_display":"5,623","price_per_share":14.037209674550951,"price_display":"14.04","price_state":"stated","total_value":78931.23,"total_display":"78,931.23","total_whole":"78,931","shares_owned_after":18438.0,"shares_owned_after_display":"18,438","ownership_form":"D","is_10b5_1":null,"transaction_date":"2007-09-05","filed_date":"2007-09-06","scope":"insider","n_lines":5},{"id":4759917,"accession":"0001106354-06-000023","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001106354-06-000023","line_url":"/filing/0001106354-06-000023#line-1","is_derivative":false,"issuer_cik":"0001066134","issuer_name":"CORINTHIAN COLLEGES INC","issuer_ticker":"COCO","issuer_name_source":null,"issuer_url":"/issuer/0001066134","owner_cik":"0001297769","owner_name":"Buchanan William","owner_display_name":"Buchanan William","owner_url":"/insider/0001297769","role":"Officer (EVP, Marketing)","role_mark":"O","role_mark_label":"Officer (EVP, Marketing)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"EVP, Marketing","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1004.0,"shares_display":"1,004","price_per_share":12.09,"price_display":"12.09","price_state":"stated","total_value":12138.36,"total_display":"12,138.36","total_whole":"12,138","shares_owned_after":12188.0,"shares_owned_after_display":"12,188","ownership_form":"D","is_10b5_1":null,"transaction_date":"2006-02-15","filed_date":"2006-02-15","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":26,"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":26,"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":26},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001066134","name":"CORINTHIAN COLLEGES INC","url":"/issuer/0001066134","role":"Officer (EVP, Marketing)","n_filings":7,"first_seen":"2006-02-15","last_seen":"2009-02-12"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001297769","retrieved_at":"2026-08-22T06:02:15+00:00","coverage":{"filings":1505395,"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"}}