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Celldex Therapeutics, Inc. (CLDX)

Celldex Therapeutics, Inc. (CLDX) Insider Trading

Directors, officers and holders of more than 10% of CLDX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 54 transactions on file: 0 with code P, 4 with code S and 46 with other codes.

DateInsiderCodeShares
Jun 25, 2026Lawver Teri LA Award90,000
Jun 25, 2026Torres DeniceA Award26,000
Jun 25, 2026Young Diane C.A Award57,000
Jun 25, 2026Heath-Chiozzi MargoA Award95,000
Jun 25, 2026Martin Samuel BatesA Award93,000
Jun 25, 2026Cavanaugh SarahA Award95,000
Jun 25, 2026Crowley ElizabethA Award100,000
Jun 25, 2026PEPIN RONALDA Award20,000
Jun 25, 2026KELER TIBORA Award115,000
Jun 25, 2026Marucci Anthony SA Award375,000
Jun 25, 2026Jain RitaA Award26,000
Jun 25, 2026NEIL GARRY ARTHURA Award26,000
Jun 25, 2026Jimenez Freddy A.A Award93,000
Jun 25, 2026Cohen CherylA Award26,000
Jun 25, 2026Brownlie Keith LA Award26,000
Jun 25, 2026MARINO JAMES JA Award26,000
Jun 25, 2026CONRAD HERBERT JA Award26,000
Jun 25, 2026PENNER HARRY JRA Award26,000
Jan 2, 2026Martin Samuel BatesM Exercise4,817
Jan 2, 2026Martin Samuel BatesM Exercise4,817
Dec 15, 2025PEPIN RONALDM Exercise8,333
Dec 15, 2025PEPIN RONALDM Exercise8,333
Dec 15, 2025PEPIN RONALDM Exercise11,000
Dec 15, 2025PEPIN RONALDM Exercise11,000
Dec 4, 2025Jimenez Freddy A.S Sale4,166
Nov 13, 2025Wright Richard M.M Exercise6,876
Nov 13, 2025Wright Richard M.M Exercise15,750
Nov 13, 2025Wright Richard M.M Exercise26,672
Nov 13, 2025Wright Richard M.M Exercise6,876
Nov 13, 2025Wright Richard M.M Exercise26,672
Nov 13, 2025Wright Richard M.M Exercise15,750
Nov 13, 2025Wright Richard M.S Sale49,298
Nov 10, 2025Lawver Teri LA Award100,000
Aug 13, 2025Jimenez Freddy A.S Sale341
Aug 13, 2025Jimenez Freddy A.S Sale430
Jun 5, 2025Cohen CherylA Award16,500
Jun 5, 2025Cavanaugh SarahA Award78,000
Jun 5, 2025Crowley ElizabethA Award85,000
Jun 5, 2025CONRAD HERBERT JA Award16,500
Jun 5, 2025PENNER HARRY JRA Award16,500
Jun 5, 2025Jain RitaA Award16,500
Jun 5, 2025Torres DeniceA Award33,000
Jun 5, 2025NEIL GARRY ARTHURA Award16,500
Jun 5, 2025MARINO JAMES JA Award16,500
Jun 5, 2025Brownlie Keith LA Award16,500
Jun 5, 2025Jimenez Freddy A.A Award75,000
Jun 5, 2025Heath-Chiozzi MargoA Award82,000
Jun 5, 2025Marucci Anthony SA Award300,000
Jun 5, 2025KELER TIBORA Award93,000
Jun 5, 2025Young Diane C.A Award72,000

The full Form 4 history is on the CLDX company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.