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CLDX Insider Trading

Insider Ownership Percentage: 4.40%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $1,183,152.00

Celldex Therapeutics Insider Trading History Chart

This chart shows the insider buying and selling history at Celldex Therapeutics by year and by quarter.

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Celldex Therapeutics Share Price & Price History

Current Price: $30.90
Price Change: ▲ Price Increase of +0.87 (2.90%)
As of 03/20/2026 05:00 PM ET

This chart shows the closing price history over time for CLDX up to the past year.

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Days: 30 | 90 | 365

Celldex Therapeutics Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/13/2025Richard M WrightInsiderSell49,298$24.00$1,183,152.0020,833View SEC Filing Icon  
11/11/2024Anthony S. MarucciCEOBuy11,500$26.82$308,430.0040,284View SEC Filing Icon  
6/14/2024Elizabeth CrowleyVPSell30,000$34.87$1,046,100.009,074View SEC Filing Icon  
6/14/2024Samuel Bates MartinCFOSell17,172$35.42$608,232.2428,125View SEC Filing Icon  
6/7/2024Diane C. YoungSVPSell45,000$35.26$1,586,700.002,115View SEC Filing Icon  
6/7/2024Elizabeth CrowleyVPSell15,000$35.06$525,900.009,074View SEC Filing Icon  
6/3/2024Richard M WrightVPSell46,844$33.72$1,579,579.6820,833View SEC Filing Icon  
5/30/2024Elizabeth CrowleyVPSell38,597$33.64$1,298,403.089,074View SEC Filing Icon  
5/30/2024Margo Heath-ChiozziSVPSell38,719$34.07$1,319,156.337,094View SEC Filing Icon  
5/30/2024Samuel Bates MartinCFOSell35,000$34.05$1,191,750.0025,128View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Celldex Therapeutics (NASDAQ:CLDX)

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CLDX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Celldex Therapeutics Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
3/9/2026Corient Private Wealth LLC234,698$6.21M0.0%-2.0%0.353%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.90,144$2.45M0.0%+14.3%0.136%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC234,328$6.21M0.0%-2.2%0.353%Search for SEC Filing on Google Icon
2/18/2026ADAR1 Capital Management LLC646,767$17.57M1.3%+491.0%0.973%Search for SEC Filing on Google Icon
2/18/2026XTX Topco Ltd51,523$1.40M0.0%+552.7%0.078%Search for SEC Filing on Google Icon
2/18/2026Vestal Point Capital LP1,165,000$31.64M1.1%-3.3%1.753%Search for SEC Filing on Google Icon
2/18/2026Virtus Investment Advisers LLC9,671$0.26M0.1%+72.9%0.015%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP8,079,608$219.44M0.1%+39.3%12.159%Search for SEC Filing on Google Icon
2/18/2026SummitTX Capital L.P.43,324$1.18M0.0%-54.9%0.065%Search for SEC Filing on Google Icon
2/18/2026Sphera Funds Management LTD.239,764$6.51M1.2%+15.4%0.361%Search for SEC Filing on Google Icon
2/18/2026Superstring Capital Management LP88,308$2.40M1.3%N/A0.133%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC1,212,705$32.94M0.0%+24.4%1.825%Search for SEC Filing on Google Icon
2/18/2026Elmind Capital LP865,000$23.49M6.9%N/A1.302%Search for SEC Filing on Google Icon
2/18/2026Eversept Partners LP1,434,725$38.97M2.0%+24.3%2.159%Search for SEC Filing on Google Icon
2/18/2026Commodore Capital LP2,565,000$69.67M4.6%-15.3%3.860%Search for SEC Filing on Google Icon
2/17/2026Logos Global Management LP350,000$9.51M0.6%N/A0.527%Search for SEC Filing on Google Icon
2/17/2026ADAR1 Capital Management LLC646,767$17.57M1.3%+491.0%0.973%Search for SEC Filing on Google Icon
2/17/2026Braidwell LP1,858,109$50.47M1.6%+214.0%2.796%Search for SEC Filing on Google Icon
2/17/2026Jump Financial LLC145,164$3.94M0.0%+926.4%0.218%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD2,039,705$55.40M0.0%-14.4%3.070%Search for SEC Filing on Google Icon
2/17/2026Rock Springs Capital Management LP692,538$18.81M1.0%-4.0%1.042%Search for SEC Filing on Google Icon
2/17/2026California State Teachers Retirement System58,397$1.59M0.0%+5.2%0.088%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board38,066$1.03M0.0%-15.0%0.057%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada2,292$62K0.0%-95.0%0.003%Search for SEC Filing on Google Icon
2/17/2026Polar Capital Holdings Plc1,008,163$27.38M0.1%-22.5%1.517%Search for SEC Filing on Google Icon
2/16/2026Panagora Asset Management Inc.21,856$0.59M0.0%+7.5%0.033%Search for SEC Filing on Google Icon
2/16/2026Eventide Asset Management LLC1,642,559$44.61M0.7%-11.6%2.472%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC240,594$6.54M0.0%-1.7%0.362%Search for SEC Filing on Google Icon
2/13/2026Kestra Advisory Services LLC3,600$98K0.0%N/A0.005%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 75,130$2.01M0.0%-13.7%0.113%Search for SEC Filing on Google Icon
2/13/2026Segall Bryant & Hamill LLC514,531$13.98M0.2%-2.7%0.774%Search for SEC Filing on Google Icon
2/13/2026Affinity Asset Advisors LLC350,000$9.51M0.5%+16.7%0.527%Search for SEC Filing on Google Icon
2/13/2026Rafferty Asset Management LLC114,230$3.10M0.0%+17.2%0.172%Search for SEC Filing on Google Icon
2/13/2026First Trust Advisors LP38,313$1.04M0.0%+7.8%0.058%Search for SEC Filing on Google Icon
2/13/2026Charles Schwab Investment Management Inc.550,729$14.96M0.0%-0.6%0.829%Search for SEC Filing on Google Icon
2/13/2026Police & Firemen s Retirement System of New Jersey16,822$0.46M0.0%-7.3%0.025%Search for SEC Filing on Google Icon
2/13/2026State Street Corp3,397,713$92.28M0.0%+19.5%5.113%Search for SEC Filing on Google Icon
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC117,589$3.19M0.0%+11.5%0.177%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN91,599$2.49M0.0%+35.2%0.138%Search for SEC Filing on Google Icon
2/12/2026HRT Financial LP77,640$2.11M0.0%+21.0%0.117%Search for SEC Filing on Google Icon
2/12/2026MetLife Investment Management LLC37,012$1.01M0.0%-5.1%0.056%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC118,488$3.22M0.0%-39.1%0.178%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP651,716$17.70M0.0%+153.5%0.981%Search for SEC Filing on Google Icon
2/12/2026Ensign Peak Advisors Inc6,278$0.17M0.0%-60.5%0.009%Search for SEC Filing on Google Icon
2/12/2026Marex Group plc8,200$0.22M0.0%N/A0.012%Search for SEC Filing on Google Icon
2/12/2026Alps Advisors Inc.54,559$1.48M0.0%+70.9%0.082%Search for SEC Filing on Google Icon
2/12/2026Swiss National Bank117,900$3.20M0.0%+1.8%0.177%Search for SEC Filing on Google Icon
2/12/2026Nuveen LLC200,696$5.45M0.0%-19.5%0.302%Search for SEC Filing on Google Icon
2/11/2026Deutsche Bank AG136,485$3.71M0.0%+1.4%0.205%Search for SEC Filing on Google Icon
2/11/2026JPMorgan Chase & Co.173,677$4.72M0.0%-6.0%0.261%Search for SEC Filing on Google Icon
2/11/2026Propel Bio Management LLC154,300$4.19M3.6%-0.5%0.232%Search for SEC Filing on Google Icon
2/10/2026TD Asset Management Inc66,570$1.81M0.0%-28.0%0.100%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.1,068,131$29.01M0.0%+3.8%1.607%Search for SEC Filing on Google Icon
2/10/2026BNP Paribas Financial Markets230,662$6.27M0.0%+72.3%0.347%Search for SEC Filing on Google Icon
2/10/2026SBI Okasan Asset Management Co.Ltd.16,400$0.43M0.0%N/A0.025%Search for SEC Filing on Google Icon
2/10/2026Intech Investment Management LLC33,499$0.91M0.0%+8.4%0.050%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC1,627,529$44.21M0.0%-1.2%2.449%Search for SEC Filing on Google Icon
2/9/2026Fisher Asset Management LLC937,158$25.45M0.0%+1.1%1.410%Search for SEC Filing on Google Icon
2/6/2026PSP Research LLC20,368$0.55M0.5%N/A0.031%Search for SEC Filing on Google Icon
2/6/2026Handelsbanken Fonder AB25,900$0.70M0.0%+19.9%0.039%Search for SEC Filing on Google Icon
2/6/2026Profund Advisors LLC42,454$1.15M0.0%+99.3%0.064%Search for SEC Filing on Google Icon
2/6/2026ProShare Advisors LLC11,973$0.33M0.0%+6.9%0.018%Search for SEC Filing on Google Icon
2/5/2026DNB Asset Management AS16,901$0.46M0.0%+27.5%0.025%Search for SEC Filing on Google Icon
1/30/2026Values First Advisors Inc.7,728$0.21M0.1%N/A0.012%Search for SEC Filing on Google Icon
1/29/2026Pictet Asset Management Holding SA968,616$26.31M0.0%-20.1%1.458%Search for SEC Filing on Google Icon
1/29/2026UBS Group AG326,462$8.87M0.0%-21.6%0.491%Search for SEC Filing on Google Icon
1/29/2026Vanguard Group Inc.4,027,407$109.38M0.0%+1.8%6.061%Search for SEC Filing on Google Icon
1/28/2026Arizona State Retirement System16,524$0.45M0.0%-6.4%0.025%Search for SEC Filing on Google Icon
1/28/2026Universal Beteiligungs und Servicegesellschaft mbH32,263$0.88M0.0%+67.2%0.049%Search for SEC Filing on Google Icon
1/27/2026Zurcher Kantonalbank Zurich Cantonalbank 25,317$0.69M0.0%+11.0%0.038%Search for SEC Filing on Google Icon
1/21/2026TSP Capital Management Group LLC375,127$10.19M2.5%-0.2%0.565%Search for SEC Filing on Google Icon
1/15/2026Nisa Investment Advisors LLC905$25K0.0%-35.1%0.001%Search for SEC Filing on Google Icon
1/14/2026Hennion & Walsh Asset Management Inc.46,965$1.28M0.0%+31.2%0.071%Search for SEC Filing on Google Icon
1/14/2026Mirador Capital Partners LP170,659$4.64M0.6%+2.9%0.257%Search for SEC Filing on Google Icon
1/9/2026Overbrook Management Corp11,537$0.31M0.1%+31.1%0.017%Search for SEC Filing on Google Icon
1/9/2026SG Americas Securities LLC47,340$1.29M0.0%+143.2%0.071%Search for SEC Filing on Google Icon
1/1/2026JPMorgan Chase & Co.184,775$4.78M0.0%-21.0%0.278%Search for SEC Filing on Google Icon
1/1/2026Tudor Investment Corp ET AL31,618$0.82M0.0%N/A0.048%Search for SEC Filing on Google Icon
12/9/2025Tudor Investment Corp ET AL31,618$0.82M0.0%N/A0.048%Search for SEC Filing on Google Icon
11/20/2025Wilmington Savings Fund Society FSB1,633$42K0.0%N/A0.002%Search for SEC Filing on Google Icon
11/18/2025Advisory Services Network LLC5,390$0.14M0.0%N/A0.008%Search for SEC Filing on Google Icon
11/17/2025Woodline Partners LP199,291$5.16M0.0%-86.7%0.300%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC55,140$1.43M0.0%+62.8%0.083%Search for SEC Filing on Google Icon
11/17/2025Vestal Point Capital LP1,205,000$31.17M1.4%-31.1%1.813%Search for SEC Filing on Google Icon
11/17/2025Polar Capital Holdings Plc1,300,436$33.64M0.2%+5.9%1.957%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC975,195$25.23M0.0%+104.3%1.468%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.35,413$0.92M0.0%-10.1%0.053%Search for SEC Filing on Google Icon
11/17/2025HighVista Strategies LLC135,258$3.50M0.9%+26.9%0.204%Search for SEC Filing on Google Icon
11/17/2025Eventide Asset Management LLC1,859,095$48.10M0.8%+37.1%2.798%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP14,362$0.37M0.0%N/A0.022%Search for SEC Filing on Google Icon
11/17/2025Commodore Capital LP3,028,335$78.34M3.8%-12.2%4.557%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE338,811$8.77M0.0%+22.7%0.510%Search for SEC Filing on Google Icon
11/17/2025Braidwell LP591,689$15.31M0.5%N/A0.890%Search for SEC Filing on Google Icon
11/17/2025Algert Global LLC103,747$2.68M0.0%-42.7%0.156%Search for SEC Filing on Google Icon
11/14/2025Creative Planning33,270$0.86M0.0%+11.3%0.050%Search for SEC Filing on Google Icon
11/14/2025Bellevue Group AG3,557,669$92.04M1.9%+7.6%5.357%Search for SEC Filing on Google Icon
11/14/2025ADAR1 Capital Management LLC109,442$2.83M0.3%+90.4%0.165%Search for SEC Filing on Google Icon
11/14/2025Zurcher Kantonalbank Zurich Cantonalbank 22,800$0.59M0.0%+19.6%0.034%Search for SEC Filing on Google Icon
11/14/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC105,478$2.73M0.0%-50.7%0.159%Search for SEC Filing on Google Icon
11/14/2025Two Sigma Investments LP73,401$1.90M0.0%-9.1%0.111%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Celldex Therapeutics logo
Celldex Therapeutics, Inc., a biopharmaceutical company, engages in developing therapeutic monoclonal and bispecific antibodies for the treatment of various diseases. Its drug candidates include antibody-based therapeutics to treat patients with inflammatory, allergic, autoimmune, and other devastating diseases. The company's clinical development programs CDX-0159, a Phase II monoclonal antibody that binds the receptor tyrosine kinase KIT and inhibits its activity. It has research collaboration and license agreements with Yale University. The company was incorporated in 1983 and is headquartered in Hampton, New Jersey.
Read More on Celldex Therapeutics

Today's Range

Now: $30.90
Low: $29.95
High: $31.85

50 Day Range

MA: $26.64
Low: $22.58
High: $31.23

52 Week Range

Now: $30.90
Low: $14.40
High: $31.99

Volume

3,224,647 shs

Average Volume

1,220,059 shs

Market Capitalization

$2.06 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.17

Who are the company insiders with the largest holdings of Celldex Therapeutics?

Celldex Therapeutics' top insider investors include:
  1. Anthony S Marucci (CEO)
  2. Samuel Bates Martin (CFO)
  3. Richard M Wright (Insider)
  4. Richard M Wright (VP)
  5. Elizabeth Crowley (VP)
  6. Margo Heath-Chiozzi (SVP)
  7. Diane C Young (SVP)
Learn More about top insider investors at Celldex Therapeutics.

Who are the major institutional investors of Celldex Therapeutics?

Celldex Therapeutics' top institutional investors include:
  1. Wellington Management Group LLP — 12.16%
  2. Vanguard Group Inc. — 6.06%
  3. State Street Corp — 5.11%
  4. Commodore Capital LP — 3.86%
  5. Price T Rowe Associates Inc. MD — 3.07%
  6. Braidwell LP — 2.80%
Learn More about top institutional investors of Celldex Therapeutics stock.

Which institutional investors are selling Celldex Therapeutics stock?

During the previous quarter, CLDX stock was sold by these institutional investors:
  1. Commodore Capital LP
  2. Price T Rowe Associates Inc. MD
  3. Polar Capital Holdings Plc
  4. Pictet Asset Management Holding SA
  5. Eventide Asset Management LLC
  6. UBS Group AG
  7. Jefferies Financial Group Inc.
  8. Renaissance Technologies LLC

Which institutional investors are buying Celldex Therapeutics stock?

Within the last quarter, CLDX stock was acquired by institutional investors including:
  1. Wellington Management Group LLP
  2. Braidwell LP
  3. Elmind Capital LP
  4. State Street Corp
  5. ADAR1 Capital Management LLC
  6. ADAR1 Capital Management LLC
  7. Dimensional Fund Advisors LP
  8. Logos Global Management LP