SEC Insider Transactions from Heath-Chiozzi Margo.

Last updated: 2026-03-14 11:31 UTC | Total transactions: 15

Heath-Chiozzi Margo has filed 15 insider transactions across 1 company since June 2023.

Most recent transaction: a grant/award of 82000 shares of Celldex Therapeutics, Inc. ($CLDX) on June 05, 2025.

Activity breakdown: 0 open-market purchases and 2 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 5, 2025 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS A Incentive Stock Option (right to buy) 82000 $0.00 82,000.0000 66,383 9999.99% 100.00%
June 13, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS A Incentive Stock Option (right to buy) 82000 $0.00 82,000.0000 58,871 9999.99% 100.00%
June 3, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Common Stock 6289 $9.02 13,383.0000 58,871 88.65% 10.68%
June 3, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Common Stock 58369 $10.38 71,752.0000 58,871 436.14% 99.15%
June 3, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS S Common Stock 58369 $33.65 13,383.0000 58,871 81.35% 99.15%
June 3, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Incentive Stock Option (Right to Buy) 6289 $0.00 0.0000 58,871 100.00% 10.68%
June 3, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Incentive Stock Option (Right to Buy) 58369 $0.00 23,023.0000 58,871 71.71% 99.15%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Common Stock 29068 $2.78 41,162.0000 58,871 240.35% 49.38%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Common Stock 2043 $9.02 43,205.0000 58,871 4.96% 3.47%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Common Stock 2608 $10.38 45,813.0000 58,871 6.04% 4.43%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS S Common Stock 38719 $34.07 7,094.0000 58,871 84.52% 65.77%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Incentive Stock Option (Right to Buy) 29068 $0.00 12,732.0000 58,871 69.54% 49.38%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Incentive Stock Option (Right to Buy) 2043 $0.00 6,289.0000 58,871 24.52% 3.47%
May 30, 2024 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS M Incentive Stock Option (Right to Buy) 2608 $0.00 81,392.0000 58,871 3.10% 4.43%
June 15, 2023 Celldex Therapeutics, Inc. $CLDX Heath-Chiozzi Margo SVP OF REGULATORY AFFAIRS A Incentive Stock Option (right to buy) 80000 $0.00 80,000.0000 47,214 9999.99% 100.00%