Celldex Therapeutics's top three insider shareholders as of June 18, 2026 are Anthony S Marucci (President Ceo, 40.28K shares), Samuel Bates Martin (Svp And Cfo, 32.94K shares), Freddy A. Jimenez (Svp General Counsel, 30.80K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| James J Marino | - | 2,204 | 0 | 20 Nov, 2024 |
| Ronald Pepin | Sr. Vp Cbo | 20,097 | 0 | 17 Dec, 2025 |
| Tibor Keler | Executive Vp Cso | 7,357 | 0 | 09 Dec, 2022 |
| Anthony S Marucci | President Ceo | 40,284 | 0 | 12 Nov, 2024 |
| Richard M. Wright | Sr. Vp Cco | 20,833 | 0 | 17 Nov, 2025 |
| Diane C. Young | Svp, Chief Medical Officer | 17,115 | 0 | 13 Jun, 2024 |
| Elizabeth Crowley | Sr. Vp Cpdo | 9,074 | 0 | 18 Jun, 2024 |
| Samuel Bates Martin | Svp And Cfo | 32,942 | 0 | 06 Jan, 2026 |
| Sarah Cavanaugh | Svp Of Corp Affairs Admin. | 1,860 | 0 | 03 Jun, 2024 |
| Margo Heath-Chiozzi | Svp Of Regulatory Affairs | 13,383 | 0 | 05 Jun, 2024 |
| Freddy A. Jimenez | Svp General Counsel | 30,796 | 0 | 08 Dec, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 02 Jan, 2026 | Samuel Bates Martin | Common Stock | A | 4,817 | $10.38 | 32,942 | D | M |
| 02 Jan, 2026 | Samuel Bates Martin | Common Stock | A | 4,817 | $10.38 | 32,942 | D | M |
| 02 Jan, 2026 | Samuel Bates Martin | Incentive Stock Option (Right to Buy) | D | 4,817 | $0.00 | 58,815 | D | M |
| 02 Jan, 2026 | Samuel Bates Martin | Incentive Stock Option (Right to Buy) | D | 4,817 | $0.00 | 58,815 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Common Stock | A | 8,333 | $9.02 | 9,097 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Common Stock | A | 8,333 | $9.02 | 9,097 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Common Stock | A | 11,000 | $2.78 | 20,097 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Common Stock | A | 11,000 | $2.78 | 20,097 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Incentive Stock Option (right to buy) | D | 8,333 | $0.00 | 5,000 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Incentive Stock Option (right to buy) | D | 8,333 | $0.00 | 5,000 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Incentive Stock Option (right to buy) | D | 11,000 | $0.00 | 0 | D | M |
| 15 Dec, 2025 | Ronald Pepin | Incentive Stock Option (right to buy) | D | 11,000 | $0.00 | 0 | D | M |
| 04 Dec, 2025 | Freddy A. Jimenez | Common Stock | D | 4,166 | $29.10 | 30,796 | D | S |
| 04 Dec, 2025 | Freddy A. Jimenez | Common Stock | D | 4,166 | $29.10 | 30,796 | D | S |
| 13 Nov, 2025 | Richard M. Wright | Common Stock | A | 6,876 | $9.02 | 27,709 | D | M |
| 13 Nov, 2025 | Richard M. Wright | Common Stock | A | 6,876 | $9.02 | 27,709 | D | M |
| 13 Nov, 2025 | Richard M. Wright | Common Stock | A | 26,672 | $10.38 | 54,381 | D | M |
| 13 Nov, 2025 | Richard M. Wright | Common Stock | A | 26,672 | $10.38 | 54,381 | D | M |
| 13 Nov, 2025 | Richard M. Wright | Common Stock | A | 15,750 | $22.48 | 70,131 | D | M |
| 13 Nov, 2025 | Richard M. Wright | Common Stock | A | 15,750 | $22.48 | 70,131 | D | M |