List of insiders holdings for COMSCORE INC.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | CHARTER COMMUNICATIONS INC. Charter Communications Holding Company LLC SPECTRUM MANAGEMENT HOLDING COMPANY LLC CHARTER COMMUNICATIONS HOLDINGS LLC CCH II LLC 10% Owner | 2026-08-21 17:25:12 | 0 18,316,075 | 18,316,075 | Form 4 |
| 2 | Cerberus Capital Management L.P. Pine Investor LLC Director 10% Owner | 2026-07-06 21:55:03 | 0 3,417,940 | 3,417,940 | Form 4 |
| 3 | Liberty Broadband Corp Director 10% Owner | 2026-08-21 18:16:47 | 3,286,825 0 | 3,286,825 | Form 4 |
| 4 | CVCA LLC JP MORGAN PARTNERS BHCA LP JPMP MASTER FUND MANAGER L P JPMP CAPITAL CORP 10% Owner | 2008-02-13 18:44:17 | 1,744,338 0 | 1,744,338 | Form 13G |
| 5 | WPP plc Cavendish Square Holding B.V. Former 10% Owner | 2026-05-06 10:59:22 | 565,968 0 | 565,968 | Form 13D |
| 6 | WPP plc WPP Luxembourg Gamma Three S.a.r.l. Cavendish Square Holding B.V. 10% Owner | 2026-05-06 10:59:22 | 565,968 0 | 565,968 | Form 13D |
| 7 | Gotlieb Irwin Director | 2022-06-17 16:31:06 | 438,193 0 | 438,193 | Form 4 |
| 8 | 180 DEGREE CAPITAL CORP. Rendino Kevin McLaughlin Matthew F. See Explanation of Responses | 2024-04-18 09:00:38 | 415,366 0 | 415,366 | Form 13D |
| 9 | CHEMEROW DAVID I. Chief Financial Officer | 2017-08-07 16:15:50 | 274,911 0 | 274,911 | Form 4 |
| 10 | Dale Gregory T Chief Operating Officer | 2022-08-26 17:20:38 | 270,000 0 | 270,000 | Form 4 |
| 11 | ACCEL VII LP ACCEL INVESTORS 99 LP ACCEL INTERNET FUND III LP ACCEL VII ASSOCIATES LLC ACCEL INTERNET FUND III ASSOCIATES LLC BREYER JAMES PATTERSON ARTHUR C GOUW RANZETTA THERESIA SWARTZ JAMES R WAGNER J PETER 10% Owner | 2011-02-11 15:07:37 | 255,444 0 | 255,444 | Form 13G |
| 12 | LIVEK WILLIAM PAUL Director | 2026-08-31 07:10:59 | 217,473 0 | 217,473 | Form 4 |
| 13 | McLaughlin Matthew F. Chief Executive Officer | 2026-09-08 16:09:18 | 185,739 0 | 185,739 | Form 4 |
| 14 | Wilson Christopher T Chief Commercial Officer | 2022-05-23 19:14:36 | 158,030 0 | 158,030 | Form 4 |
| 15 | KERREST JACQUES Director | 2021-03-12 18:11:11 | 145,002 0 | 145,002 | Form 4 |
| 16 | WIENER BRYAN Chief Executive Officer | 2019-03-05 18:27:24 | 143,271 0 | 143,271 | Form 4 |
| 17 | Martin John K Director | 2021-03-12 18:13:20 | 134,954 0 | 134,954 | Form 4 |
| 18 | Green John M Chief Financial Officer | 2009-05-20 18:15:46 | 124,588 0 | 124,588 | Form 4 |
| 19 | Sharma Smriti See Remarks | 2026-08-21 17:05:32 | 120,000 0 | 120,000 | Form 4 |
| 20 | Curry Mary Margaret See Remarks | 2026-08-21 17:02:30 | 120,000 0 | 120,000 | Form 4 |
| 21 | Abraham Magid M Executive Chairman | 2017-01-05 12:54:58 | 52,442 59,707 | 112,149 | Form 4/A |
| 22 | FULGONI GIAN Director | 2017-12-13 14:13:22 | 109,553 0 | 109,553 | Form 4 |
| 23 | Lin Christiana L General Counsel | 2016-03-17 16:10:12 | 84,492 0 | 84,492 | Form 4 |
| 24 | Tarpey Kenneth Chief Financial Officer | 2014-08-22 16:25:44 | 82,553 0 | 82,553 | Form 4/A |
| 25 | Matta Serge Director & CEO | 2016-03-17 16:12:21 | 82,163 0 | 82,163 | Form 4 |
| 26 | Meierhoefer Cameron Chief Operating Officer | 2017-02-22 12:00:54 | 80,232 0 | 80,232 | Form 4 |
| 27 | Karrat Thomas President, GMMS | 2012-03-19 21:03:59 | 78,994 0 | 78,994 | Form 4 |
| 28 | DiBattiste Carol A See Remarks | 2020-03-03 18:15:20 | 75,649 0 | 75,649 | Form 4 |
| 29 | Engel William E Director | 2017-06-06 15:33:44 | 67,049 0 | 67,049 | Form 4 |
| 30 | Hofstetter Sarah President | 2019-03-05 18:19:37 | 63,142 0 | 63,142 | Form 4 |
| 31 | Brown Michael Andrew Chief Technology Officer | 2017-02-22 11:56:22 | 59,989 0 | 59,989 | Form 4 |
| 32 | Rosenthal Brent D Director | 2024-06-14 16:03:08 | 54,897 0 | 54,897 | Form 4 |
| 33 | FISHER ITZHAK Director | 2025-12-31 17:25:39 | 43,007 4,583 | 47,590 | Form 4 |
| 34 | KORN RONALD J Director | 2015-07-22 16:32:02 | 43,260 0 | 43,260 | Form 4 |
| 35 | Fink Gregory A Chief Financial Officer | 2021-05-18 17:12:33 | 42,572 0 | 42,572 | Form 4 |
| 36 | Patterson Martin Edward Director | 2025-12-31 17:21:51 | 38,682 0 | 38,682 | Form 4 |
| 37 | Banerjee Nana Director | 2025-12-31 17:24:26 | 35,624 0 | 35,624 | Form 4 |
| 38 | GOLDEN BRUCE Director | 2011-07-28 21:26:52 | 34,935 0 | 34,935 | Form 4 |
| 39 | Gillin Leslie Director | 2025-12-31 17:23:04 | 33,354 0 | 33,354 | Form 4 |
| 40 | Wesley Melvin III Chief Financial Officer | 2016-08-16 20:37:07 | 31,873 0 | 31,873 | Form 4 |
| 41 | GANEK JEFFREY Director | 2014-07-23 21:12:53 | 31,175 0 | 31,175 | Form 4 |
| 42 | Katz William Director | 2015-07-22 16:23:32 | 31,029 0 | 31,029 | Form 4 |
| 43 | HENDERSON WILLIAM J Director | 2015-07-22 16:21:52 | 30,437 0 | 30,437 | Form 4 |
| 44 | MOHN JARL Director | 2013-07-25 21:37:31 | 25,517 0 | 25,517 | Form 4 |
| 45 | REILLY PAUL J Director | 2019-07-03 16:23:08 | 24,155 0 | 24,155 | Form 4 |
| 46 | Carpenter Jonathan Chief Executive Officer | 2024-12-02 16:03:53 | 24,148 0 | 24,148 | Form 4 |
| 47 | Bradford K Joanne Director | 2020-04-29 17:38:48 | 20,129 0 | 20,129 | Form 4 |
| 48 | Michelle McKenna Director | 2019-03-11 16:31:20 | 17,630 0 | 17,630 | Form 4 |
| 49 | Frankel Stuart Brian Director | 2026-07-02 16:08:19 | 17,294 0 | 17,294 | Form 4 |
| 50 | PARIKH JASON Chief Accounting Officer | 2013-09-11 17:29:21 | 17,184 0 | 17,184 | Form 4 |
| 51 | Wendling Brian J Director | 2026-07-02 16:08:09 | 16,461 0 | 16,461 | Form 4 |
| 52 | HESS DANIEL Chief Product Officer | 2019-03-25 17:51:16 | 16,303 0 | 16,303 | Form 4 |
| 53 | FULLER DALE L Director | 2020-01-03 16:24:55 | 16,104 0 | 16,104 | Form 4 |
| 54 | Rostock Joseph R See Remarks | 2019-03-25 17:49:09 | 14,553 0 | 14,553 | Form 4 |
| 55 | Liduena Pierre-Andre Director | 2021-04-09 16:29:55 | 13,800 0 | 13,800 | Form 3 |
| 56 | ALGRANATI DAVID Chief Innovation Officer | 2024-03-12 18:48:29 | 12,595 0 | 12,595 | Form 4 |
| 57 | CHANG GARETH C C Director | 2013-03-07 18:47:45 | 11,962 0 | 11,962 | Form 4 |
| 58 | NORMAN ROBERT D Director | 2018-07-03 15:22:59 | 11,390 0 | 11,390 | Form 4 |
| 59 | Love Kathleen Director | 2024-07-02 16:17:37 | 10,739 0 | 10,739 | Form 4 |
| 60 | Bagdasarian Stephen Chief Commercial Officer | 2026-06-09 17:31:41 | 7,814 0 | 7,814 | Form 4 |
| 61 | Kline David Director | 2026-08-24 07:20:07 | 7,000 0 | 7,000 | Form 4 |
| 62 | Bachmann Kathryn Chief Operating Officer | 2019-04-22 20:59:55 | 6,779 0 | 6,779 | Form 3 |
| 63 | Gottesman Patricia A. Director | 2016-03-04 17:06:44 | 6,482 0 | 6,482 | Form 3/A |
| 64 | Spencer Michelle SVP, Chief Accounting Officer | 2017-10-02 11:28:04 | 6,306 0 | 6,306 | Form 4 |
| 65 | Fradin Russell Director | 2015-07-23 16:11:42 | 5,512 0 | 5,512 | Form 4 |
| 66 | Lewis Joan M Director | 2015-07-22 16:25:59 | 3,668 0 | 3,668 | Form 4 |
| 67 | Nichols Wesley A. Director | 2017-10-13 18:03:12 | 3,000 0 | 3,000 | Form 3 |
| 68 | Berman Thomas D Retired from Board on 6/4/08 | 2008-09-11 11:39:23 | 0 0 | 0 | Form 4 |
| 69 | Qurate Retail Inc. Director 10% Owner | 2023-05-23 17:12:38 | 0 0 | 0 | Form 13D |
| 70 | WILSON FREDERICK R Retired from Board on 6/4/08 | 2008-09-11 11:45:47 | 0 0 | 0 | Form 4 |
| 71 | Susan Riley Director | 2017-06-16 14:53:59 | 0 0 | 0 | Form 3 |
| 72 | PEIREZ JOSHUA L Director | 2017-06-16 14:56:14 | 0 0 | 0 | Form 3 |
| 73 | Gersh Lisa Director | 2017-06-16 14:58:06 | 0 0 | 0 | Form 3 |
| 74 | Harris Mark R Director | 2017-06-16 14:59:27 | 0 0 | 0 | Form 3 |
| 75 | KAY DAVID B Interim CFO | 2017-09-19 10:04:17 | 0 0 | 0 | Form 3 |
| 76 | Davenport Robert Clarence Director | 2025-12-31 17:20:20 | 0 0 | 0 | Form 3 |
| 77 | Fisher Charles Director | 2021-03-19 16:57:42 | 0 0 | 0 | Form 3 |
| 78 | Murphy Jeffrey Barratt Director | 2024-04-05 16:24:35 | 0 0 | 0 | Form 3 |