List of insiders holdings for Celldex Therapeutics, 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 | MEDAREX INC 10% Owner | 2009-06-26 17:09:56 | 2,960,848 0 | 2,960,848 | Form 13D |
| 2 | Lorantis Holdings LTD 10% Owner | 2008-05-14 08:58:31 | 2,811,147 0 | 2,811,147 | Form 4 |
| 3 | Paluck Thomas S Former 10% Owner | 2008-04-03 16:26:28 | 687,696 0 | 687,696 | Form 13G |
| 4 | RYAN UNA S President & CEO | 2008-03-11 16:20:45 | 612,500 0 | 612,500 | Form 4 |
| 5 | Marucci Anthony S PRESIDENT & CEO | 2026-06-29 16:14:25 | 375,000 0 | 375,000 | Form 4 |
| 6 | Cooke Michael Timothy Sr VP Commercial Development | 2007-01-08 17:16:10 | 352,000 0 | 352,000 | Form 4 |
| 7 | van den Broek Richard Director | 2016-06-09 16:29:00 | 248,500 0 | 248,500 | Form 4 |
| 8 | Ellis Ronald W Sr VP R&D | 2007-01-08 17:29:25 | 225,000 0 | 225,000 | Form 4 |
| 9 | McMahon Gerald PhD Director | 2018-12-04 07:35:08 | 180,697 0 | 180,697 | Form 4 |
| 10 | Davis Thomas Andrew Executive VP & CMO | 2017-06-16 09:27:15 | 150,000 0 | 150,000 | Form 4 |
| 11 | WARD J BARRIE Director | 2006-05-26 14:16:12 | 138,500 0 | 138,500 | Form 4 |
| 12 | KYLE FREDERICK W Director | 2004-05-14 15:37:12 | 123,600 0 | 123,600 | Form 4 |
| 13 | KELER TIBOR EXECUTIVE VP & CSO | 2026-06-29 16:15:24 | 115,000 0 | 115,000 | Form 4 |
| 14 | WHEELER ALISTAIR V.P. Medical Affairs | 2004-01-05 17:47:52 | 109,500 0 | 109,500 | Form 4 |
| 15 | CATLIN AVERY W Sr. VP & CFO | 2016-09-07 12:59:23 | 108,586 0 | 108,586 | Form 4 |
| 16 | SEARS PETER A Director | 2007-05-25 13:27:15 | 105,000 0 | 105,000 | Form 4 |
| 17 | Crowley Elizabeth SR. VP & CPDO | 2026-06-29 16:17:10 | 100,000 0 | 100,000 | Form 4 |
| 18 | Cavanaugh Sarah SVP OF CORP AFFAIRS & ADMIN. | 2026-06-29 16:17:57 | 95,000 0 | 95,000 | Form 4 |
| 19 | Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS | 2026-06-29 16:19:33 | 95,000 0 | 95,000 | Form 4 |
| 20 | Martin Samuel Bates SVP AND CFO | 2026-06-29 16:18:48 | 93,000 0 | 93,000 | Form 4 |
| 21 | Jimenez Freddy A. SVP & GENERAL COUNSEL | 2026-06-29 16:21:16 | 93,000 0 | 93,000 | Form 4 |
| 22 | Lawver Teri L SVP & Chief Commercial Officer | 2026-06-29 16:21:58 | 90,000 0 | 90,000 | Form 4 |
| 23 | SHANNON TIMOTHY M Director | 2014-06-05 17:34:54 | 85,212 0 | 85,212 | Form 4 |
| 24 | LaVallee Theresa SVP, Reg.& Precision Medicine | 2016-12-15 16:08:57 | 75,000 0 | 75,000 | Form 4 |
| 25 | ELLBERGER LARRY Director | 2018-06-15 07:27:48 | 67,000 0 | 67,000 | Form 4 |
| 26 | Young Diane C. SVP, CHIEF MEDICAL OFFICER | 2026-06-29 16:20:30 | 57,000 0 | 57,000 | Form 4 |
| 27 | HELSTOSKY ANTHONY Sr.Dir Reg Affairs | 2004-01-07 15:33:36 | 47,000 0 | 47,000 | Form 4 |
| 28 | Elston George Director | 2016-06-09 16:28:44 | 43,500 0 | 43,500 | Form 4 |
| 29 | MARSH HENRY C JR V.P. Research | 2008-03-11 16:41:02 | 42,916 0 | 42,916 | Form 4 |
| 30 | Cano Francis R Director | 2007-05-25 13:44:01 | 42,500 0 | 42,500 | Form 4 |
| 31 | Keilani Taha VP Medical & Reg Affairs | 2008-03-11 16:39:44 | 41,666 0 | 41,666 | Form 4 |
| 32 | PDI INC Director | 2005-05-27 15:27:05 | 40,000 0 | 40,000 | Form 4 |
| 33 | Lindberg Alf A Director | 2007-05-25 13:43:39 | 40,000 0 | 40,000 | Form 4 |
| 34 | Wright Richard M. Former Officer | 2025-11-17 16:17:07 | 28,708 0 | 28,708 | Form 4 |
| 35 | NEIL GARRY ARTHUR Director | 2026-06-29 16:10:56 | 26,000 0 | 26,000 | Form 4 |
| 36 | Torres Denice Director | 2026-06-29 16:12:40 | 26,000 0 | 26,000 | Form 4 |
| 37 | Jain Rita Director | 2026-06-29 16:11:45 | 26,000 0 | 26,000 | Form 4 |
| 38 | Cohen Cheryl Director | 2026-06-29 16:10:02 | 26,000 0 | 26,000 | Form 4 |
| 39 | Brownlie Keith L Director | 2026-06-29 16:09:16 | 26,000 0 | 26,000 | Form 4 |
| 40 | MARINO JAMES J Director | 2026-06-29 16:08:28 | 26,000 0 | 26,000 | Form 4 |
| 41 | CONRAD HERBERT J Director | 2026-06-29 16:07:27 | 26,000 0 | 26,000 | Form 4 |
| 42 | PENNER HARRY JR Director | 2026-06-29 16:06:33 | 26,000 0 | 26,000 | Form 4 |
| 43 | PEPIN RONALD SR. VP & CBO | 2026-06-29 16:16:10 | 20,000 0 | 20,000 | Form 4 |
| 44 | Nicholson Mary Sr. Dir Ops Mfg | 2005-01-05 17:31:35 | 20,000 0 | 20,000 | Form 4 |
| 45 | Shoos Karen L. Director | 2024-06-17 16:03:18 | 16,500 0 | 16,500 | Form 4 |
| 46 | FREEMAN PAULA R Sr.Dir.Human Resources | 2008-03-11 16:52:37 | 12,004 0 | 12,004 | Form 4 |
| 47 | Newbold Ronald C Sr. VP, Business Dev. | 2009-01-08 15:44:07 | 5,868 0 | 5,868 | Form 4 |
| 48 | SCHALLER CHARLES R Director | 2010-09-13 09:18:03 | 5,000 0 | 5,000 | Form 4 |
| 49 | PAREKH RAJESH R Director | 2010-09-22 09:15:03 | 2,000 0 | 2,000 | Form 4 |
| 50 | FURLONG MICHAEL E Sr. Dir. Bus. Development | 2005-07-06 11:55:04 | 1,500 0 | 1,500 | Form 4 |