CLDX
Celldex Therapeutics, Inc.$38.23-0.95 (-2.43%)Prev Close$39.18·MCap$2.61B·P/E—·Vol396.6K·Yield—
▲
Buys (12M)
0
$0.00
▼
Sells (12M)
2
$1.30M
◆
Net Activity
Net Seller
$1.30M
●
Active Insiders
2
last 12 mo
Over the past 12 months, insider activity at Celldex Therapeutics, Inc. (CLDX) has been exclusively selling, with 0 insider purchases totaling $0.00 and 2 insider sales totaling $1.30M. The most recent insider transaction was by Jimenez Freddy A. (SVP & GENERAL COUNSEL), who sold $121.2K worth of shares on Dec 4, 2025. Celldex Therapeutics, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $2.61B.
CLDX Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | 4,166 | $29.10 | $121.2K | 0 |
| Nov 13, 2025 | Wright Richard M. | Insider | Sell | 49,298 | $24.00 | $1.18M | 0 |
| Aug 13, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | 771 | $24.77 | $19.1K | 0 |
| Nov 12, 2024 | Marucci Anthony S | PRESIDENT & CEO | Buy | 11,500 | $26.82 | $308.4K | 40,284+40% |
| Jun 18, 2024 | Crowley Elizabeth | SR. VP & CPDO | Sell | 30,000 | $34.87 | $1.05M | 9,074-77% |
| Jun 18, 2024 | Martin Samuel Bates | SVP AND CFO | Sell | 17,172 | $35.42 | $608.3K | 28,125-38% |
| Jun 11, 2024 | Crowley Elizabeth | SR. VP & CPDO | Sell | 15,000 | $35.06 | $525.9K | 9,074-62% |
| Jun 11, 2024 | Young Diane C. | SVP, CHIEF MEDICAL OFFICER | Sell | 45,000 | $35.26 | $1.59M | 2,115-96% |
| Jun 5, 2024 | Heath-Chiozzi Margo | SVP OF REGULATORY AFFAIRS | Sell | 58,369 | $33.65 | $1.96M | 13,383-81% |
| Jun 5, 2024 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | 8,006 | $33.60 | $269.0K | 25,924 |
| Jun 5, 2024 | Wright Richard M. | SR. VP & CCO | Sell | 46,844 | $33.72 | $1.58M | 40,097-54% |
| Jun 3, 2024 | Cavanaugh Sarah | SVP OF CORP AFFAIRS & ADMIN. | Sell | 20,853 | $33.73 | $703.3K | 1,860-92% |
| Jun 3, 2024 | Crowley Elizabeth | SR. VP & CPDO | Sell | 38,597 | $33.64 | $1.30M | 9,074-81% |
| Jun 3, 2024 | Heath-Chiozzi Margo | SVP OF REGULATORY AFFAIRS | Sell | 38,719 | $34.07 | $1.32M | 7,094-85% |
| Jun 3, 2024 | Martin Samuel Bates | SVP AND CFO | Sell | 35,000 | $34.05 | $1.19M | 25,128-58% |
| Dec 9, 2022 | KELER TIBOR | EXECUTIVE VP & CSO | Sell | 16,860 | $36.93 | $622.6K | 7,357-70% |
| Aug 19, 2022 | Cavanaugh Sarah | SVP OF CORP AFFAIRS & ADMIN. | Sell | 32,667 | $36.72 | $1.20M | 1,284-96% |
| Aug 19, 2022 | Young Diane C. | SVP, CHIEF MEDICAL OFFICER | Sell | 19,000 | $37.30 | $708.7K | 2,115-90% |
| Aug 17, 2022 | Marucci Anthony S | PRESIDENT & CEO | Sell | 120,000 | $37.66 | $4.52M | 27,692-81% |
| Aug 17, 2022 | Wright Richard M. | SR. VP & CCO | Sell | 15,328 | $37.71 | $578.0K | 208-99% |
| Aug 15, 2022 | Martin Samuel Bates | SVP AND CFO | Sell | 20,000 | $36.52 | $730.5K | 27,664-42% |
| Dec 28, 2021 | Martin Samuel Bates | SVP and CFO | Sell | 9,500 | $42.00 | $399.0K | 24,378-28% |
| Dec 10, 2021 | Cavanaugh Sarah | SVP of Corp Affairs & Admin. | Sell | 7,323 | $40.00 | $292.9K | 408-95% |
| Dec 10, 2021 | Crowley Elizabeth | Sr. VP &CPDO | Sell | 4,000 | $40.00 | $160.0K | 4,726-46% |
| Dec 10, 2021 | Heath-Chiozzi Margo | SVP of Regulatory Affairs | Sell | 600 | $40.00 | $24.0K | 11,247 |
| Nov 17, 2021 | Martin Samuel Bates | SVP and CFO | Sell | 9,500 | $43.57 | $413.9K | 28,926 |
| Nov 16, 2021 | Young Diane C. | SVP, Chief Medical Officer | Sell | 4,600 | $42.94 | $197.5K | 2,115-69% |
| Nov 3, 2021 | Cavanaugh Sarah | SVP of Corp Affairs & Admin. | Sell | 7,323 | $43.26 | $316.8K | 3,429-68% |
| Nov 3, 2021 | Crowley Elizabeth | Sr. VP &CPDO | Sell | 4,317 | $43.29 | $186.9K | 6,515-40% |
| Nov 3, 2021 | Heath-Chiozzi Margo | SVP of Regulatory Affairs | Sell | 600 | $41.71 | $25.0K | 11,247 |
| Aug 13, 2021 | Jimenez Freddy A. | SVP & General Counsel | Buy | 430 | $46.28 | $19.9K | 430 |
| Aug 12, 2021 | Martin Samuel Bates | SVP and CFO | Sell | 2,738 | $45.25 | $123.9K | 29,378 |
CLDX Insider Buying Activity
The following table shows recent insider purchases of Celldex Therapeutics, Inc. (CLDX) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Nov 12, 2024 | Marucci Anthony S | PRESIDENT & CEO | Buy | 11,500 | $26.82 | $308.4K | 40,284+40% |
| Aug 13, 2021 | Jimenez Freddy A. | SVP & General Counsel | Buy | 430 | $46.28 | $19.9K | 430 |
CLDX Insider Selling Activity
The following table shows recent insider sales of Celldex Therapeutics, Inc. (CLDX) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | 4,166 | $29.10 | $121.2K | 0 |
| Nov 13, 2025 | Wright Richard M. | Insider | Sell | 49,298 | $24.00 | $1.18M | 0 |
| Aug 13, 2025 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | 771 | $24.77 | $19.1K | 0 |
| Jun 18, 2024 | Crowley Elizabeth | SR. VP & CPDO | Sell | 30,000 | $34.87 | $1.05M | 9,074-77% |
| Jun 18, 2024 | Martin Samuel Bates | SVP AND CFO | Sell | 17,172 | $35.42 | $608.3K | 28,125-38% |
| Jun 11, 2024 | Crowley Elizabeth | SR. VP & CPDO | Sell | 15,000 | $35.06 | $525.9K | 9,074-62% |
| Jun 11, 2024 | Young Diane C. | SVP, CHIEF MEDICAL OFFICER | Sell | 45,000 | $35.26 | $1.59M | 2,115-96% |
| Jun 5, 2024 | Heath-Chiozzi Margo | SVP OF REGULATORY AFFAIRS | Sell | 58,369 | $33.65 | $1.96M | 13,383-81% |
| Jun 5, 2024 | Jimenez Freddy A. | SVP & GENERAL COUNSEL | Sell | 8,006 | $33.60 | $269.0K | 25,924 |
| Jun 5, 2024 | Wright Richard M. | SR. VP & CCO | Sell | 46,844 | $33.72 | $1.58M | 40,097-54% |
| Jun 3, 2024 | Cavanaugh Sarah | SVP OF CORP AFFAIRS & ADMIN. | Sell | 20,853 | $33.73 | $703.3K | 1,860-92% |
| Jun 3, 2024 | Crowley Elizabeth | SR. VP & CPDO | Sell | 38,597 | $33.64 | $1.30M | 9,074-81% |
| Jun 3, 2024 | Heath-Chiozzi Margo | SVP OF REGULATORY AFFAIRS | Sell | 38,719 | $34.07 | $1.32M | 7,094-85% |
| Jun 3, 2024 | Martin Samuel Bates | SVP AND CFO | Sell | 35,000 | $34.05 | $1.19M | 25,128-58% |
| Dec 9, 2022 | KELER TIBOR | EXECUTIVE VP & CSO | Sell | 16,860 | $36.93 | $622.6K | 7,357-70% |
| Aug 19, 2022 | Cavanaugh Sarah | SVP OF CORP AFFAIRS & ADMIN. | Sell | 32,667 | $36.72 | $1.20M | 1,284-96% |
| Aug 19, 2022 | Young Diane C. | SVP, CHIEF MEDICAL OFFICER | Sell | 19,000 | $37.30 | $708.7K | 2,115-90% |
| Aug 17, 2022 | Marucci Anthony S | PRESIDENT & CEO | Sell | 120,000 | $37.66 | $4.52M | 27,692-81% |
| Aug 17, 2022 | Wright Richard M. | SR. VP & CCO | Sell | 15,328 | $37.71 | $578.0K | 208-99% |
| Aug 15, 2022 | Martin Samuel Bates | SVP AND CFO | Sell | 20,000 | $36.52 | $730.5K | 27,664-42% |
| Dec 28, 2021 | Martin Samuel Bates | SVP and CFO | Sell | 9,500 | $42.00 | $399.0K | 24,378-28% |
| Dec 10, 2021 | Cavanaugh Sarah | SVP of Corp Affairs & Admin. | Sell | 7,323 | $40.00 | $292.9K | 408-95% |
| Dec 10, 2021 | Crowley Elizabeth | Sr. VP &CPDO | Sell | 4,000 | $40.00 | $160.0K | 4,726-46% |
| Dec 10, 2021 | Heath-Chiozzi Margo | SVP of Regulatory Affairs | Sell | 600 | $40.00 | $24.0K | 11,247 |
| Nov 17, 2021 | Martin Samuel Bates | SVP and CFO | Sell | 9,500 | $43.57 | $413.9K | 28,926 |
| Nov 16, 2021 | Young Diane C. | SVP, Chief Medical Officer | Sell | 4,600 | $42.94 | $197.5K | 2,115-69% |
| Nov 3, 2021 | Cavanaugh Sarah | SVP of Corp Affairs & Admin. | Sell | 7,323 | $43.26 | $316.8K | 3,429-68% |
| Nov 3, 2021 | Crowley Elizabeth | Sr. VP &CPDO | Sell | 4,317 | $43.29 | $186.9K | 6,515-40% |
| Nov 3, 2021 | Heath-Chiozzi Margo | SVP of Regulatory Affairs | Sell | 600 | $41.71 | $25.0K | 11,247 |
| Aug 12, 2021 | Martin Samuel Bates | SVP and CFO | Sell | 2,738 | $45.25 | $123.9K | 29,378 |
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