{"entity":{"type":"insider","cik":"0001545625","url":"/insider/0001545625","json_url":"/insider/0001545625.json","name":"Columbia Capital IV, LLC","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":3,"n_filings":3,"first":"2012-10-29","last":"2015-05-28","span_basis":"filed_date"},"name_variants":[{"name":"Columbia Capital IV, LLC","source":"filing","n_filings":3,"first_seen":"2012-10-29","last_seen":"2015-05-28"}],"transactions":[{"id":8789453,"accession":"0001123292-15-000844","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001123292-15-000844","line_url":"/filing/0001123292-15-000844#line-1","is_derivative":false,"issuer_cik":"0001117523","issuer_name":"Zayo Group Holdings, Inc.","issuer_ticker":"ZAYO","issuer_name_source":null,"issuer_url":"/issuer/0001117523","owner_cik":null,"owner_name":"COLUMBIA CAPITAL III LLC; COLUMBIA CAPITAL EQUITY PARTNERS III QP LP; COLUMBIA CAPITAL EQUITY PARTNERS IV QPCO L P; Columbia Capital Employee Investors IV, L.P.; COLUMBIA CAPITAL EQUITY PARTNERS III CAYMAN LP; Columbia Capital IV, LLC; COLUMBIA CAPITAL EQUITY PARTNERS IV QP L P; COLUMBIA CAPITAL EQUITY PARTNERS III LP; Columbia Capital Equity Partners IV, L.P.","owner_display_name":"COLUMBIA CAPITAL III LLC","owner_url":null,"role":"Other","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":9,"other_reporting_owners":8,"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":2750000.0,"shares_display":"2,750,000","price_per_share":26.5295,"price_display":"26.53","price_state":"stated","total_value":72956125.0,"total_display":"72,956,125.00","total_whole":"72,956,125","shares_owned_after":21288606.0,"shares_owned_after_display":"21,288,606","ownership_form":"I","is_10b5_1":null,"transaction_date":"2015-03-17","filed_date":"2015-05-28","scope":"insider"},{"id":6322951,"accession":"0001209191-14-064412","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-14-064412","line_url":"/filing/0001209191-14-064412#line-1","is_derivative":false,"issuer_cik":"0001117523","issuer_name":"Zayo Group Holdings, Inc.","issuer_ticker":"ZAYO","issuer_name_source":null,"issuer_url":"/issuer/0001117523","owner_cik":null,"owner_name":"COLUMBIA CAPITAL EQUITY PARTNERS IV QP L P; Columbia Capital Equity Partners IV, L.P.; COLUMBIA CAPITAL III LLC; Columbia Capital IV, LLC; Columbia Capital Employee Investors IV, L.P.; COLUMBIA CAPITAL EQUITY PARTNERS IV QPCO L P; COLUMBIA CAPITAL EQUITY PARTNERS III QP LP; Columbia Capital Equity Partners (Cayman) III, Ltd; COLUMBIA CAPITAL EQUITY PARTNERS III LP; COLUMBIA CAPITAL EQUITY PARTNERS III CAYMAN LP","owner_display_name":"COLUMBIA CAPITAL EQUITY PARTNERS IV QP L P","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":10,"other_reporting_owners":9,"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":1399040.0,"shares_display":"1,399,040","price_per_share":17.9788,"price_display":"17.98","price_state":"stated","total_value":25153060.352,"total_display":"25,153,060.35","total_whole":"25,153,060","shares_owned_after":24038606.0,"shares_owned_after_display":"24,038,606","ownership_form":"I","is_10b5_1":null,"transaction_date":"2014-10-22","filed_date":"2014-10-23","scope":"insider"},{"id":2411160,"accession":"0001209191-12-050777","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-12-050777","line_url":"/filing/0001209191-12-050777#line-1","is_derivative":false,"issuer_cik":"0001337339","issuer_name":"Millennial Media Inc.","issuer_ticker":"MM","issuer_name_source":null,"issuer_url":"/issuer/0001337339","owner_cik":null,"owner_name":"Columbia Capital Employee Investors IV, L.P.; COLUMBIA CAPITAL EQUITY PARTNERS IV QPCO L P; Columbia Capital IV, LLC; COLUMBIA CAPITAL EQUITY PARTNERS IV QP L P; Columbia Capital Equity Partners IV, L.P.","owner_display_name":"Columbia Capital Employee Investors IV, L.P.","owner_url":null,"role":"Ten percent owner","role_mark":null,"role_mark_label":"Not attributed","role_mark_generic":"Not stated","n_reporting_owners":5,"other_reporting_owners":4,"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":2202329.0,"shares_display":"2,202,329","price_per_share":13.4425,"price_display":"13.44","price_state":"stated","total_value":29604807.5825,"total_display":"29,604,807.58","total_whole":"29,604,808","shares_owned_after":11297902.0,"shares_owned_after_display":"11,297,902","ownership_form":"I","is_10b5_1":null,"transaction_date":"2012-10-29","filed_date":"2012-10-29","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":0,"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":0,"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":0},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001608249","name":"Zayo Group Holdings, Inc.","url":"/issuer/0001608249","role":"Ten percent owner, Other","n_filings":2,"first_seen":"2014-10-23","last_seen":"2015-05-28"},{"type":"issuer","type_label":"ISSUER","cik":"0001372375","name":"Millennial Media Inc.","url":"/issuer/0001372375","role":"Ten percent owner","n_filings":1,"first_seen":"2012-10-29","last_seen":"2012-10-29"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001545625","retrieved_at":"2026-08-22T19:57:04+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"}}