Celldex Therapeutics, Inc. (CLDX) Insider Ownership

Historic Insider Ownership Trends

Through the 90-day period concluding January 09, 2026, Celldex Therapeutics's top three insider stakeholders include President & Ceo Anthony S Marucci (40.28K shares), Svp And Cfo Samuel Bates Martin (32.94K shares), Svp & General Counsel Freddy A. Jimenez (30.80K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Anthony S Marucci President & Ceo 40,284 12 Nov, 2024
Samuel Bates Martin Svp And Cfo 32,942 06 Jan, 2026
Freddy A. Jimenez Svp & General Counsel 30,796 08 Dec, 2025
Richard M. Wright 20,833 17 Nov, 2025
Ronald Pepin Sr. Vp & Cbo 20,097 17 Dec, 2025
Diane C. Young Svp And Chief Medical Officer 17,115 13 Jun, 2024
Margo Heath-Chiozzi Svp Of Regulatory Affairs 13,383 05 Jun, 2024
Elizabeth Crowley Sr. Vp & Cpdo 9,074 18 Jun, 2024
Tibor Keler Executive Vp & Cso 7,357 09 Dec, 2022
James J Marino 2,204 20 Nov, 2024
Sarah Cavanaugh Svp Of Corp Affairs & Admin. 1,860 03 Jun, 2024

* 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
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
15 Dec, 2025 Ronald Pepin - - 20,097 D
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 - - 9,097 D
04 Dec, 2025 Freddy A. Jimenez - - 30,796 D
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 26,672 $10.38 54,381 D M
13 Nov, 2025 Richard M. Wright - - 54,381 D
13 Nov, 2025 Richard M. Wright Common Stock A 6,876 $9.02 27,709 D M
13 Nov, 2025 Richard M. Wright - - 70,131 D
13 Nov, 2025 Richard M. Wright Common Stock A 15,750 $22.48 70,131 D M
13 Nov, 2025 Richard M. Wright - - 20,833 D
13 Nov, 2025 Richard M. Wright - - 27,709 D
13 Nov, 2025 Richard M. Wright Common Stock D 49,298 $24.00 20,833 D S
13 Aug, 2025 Freddy A. Jimenez Common Stock D 430 $25.42 34,962 D S
13 Aug, 2025 Freddy A. Jimenez Common Stock D 341 $23.95 35,392 D S
18 Nov, 2024 James J Marino - - 2,204 D
18 Nov, 2024 James J Marino Common Stock D 10,500 $0.00 2,204 D G
11 Nov, 2024 Anthony S Marucci - - 40,284 D