SEC Insider Transactions from Nabel Gary J..

Last updated: 2026-03-14 11:17 UTC | Total transactions: 31

Nabel Gary J. has filed 31 insider transactions across 3 companies since May 2023.

Most recent transaction: a grant/award of 5353 shares of Candel Therapeutics, Inc. ($CADL) on June 25, 2025.

Activity breakdown: 17 open-market purchases and 0 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 25, 2025 Candel Therapeutics, Inc. $CADL Nabel Gary J. Not found A Common Stock 5353 $4.67 5,353.0000 46,933,088 9999.99% 0.01%
June 17, 2025 Candel Therapeutics, Inc. $CADL Nabel Gary J. Not found A Stock Option (Right to Buy) 14240 $0.00 14,240.0000 46,933,088 9999.99% 0.03%
June 10, 2025 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found D Common Stock, par value $.0001 per share 5725 $6.22 56,873.0000 71,905,712 9.15% 0.01%
June 10, 2025 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found M Restricted Stock Units 19084 $0.00 0.0000 71,905,712 100.00% 0.03%
June 10, 2025 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found A Restricted Stock Units 24116 $0.00 24,116.0000 71,905,712 9999.99% 0.03%
June 10, 2025 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found M Common Stock, par value $.0001 per share 19084 $0.00 62,598.0000 71,905,712 43.86% 0.03%
May 27, 2025 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer A Stock Option (Right to Buy) 437500 $0.00 437,500.0000 998,363,636 9999.99% 0.04%
July 24, 2024 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer A Common Stock 437500 $0.00 41,097,628.0000 0 1.08% 0.00%
June 26, 2024 Candel Therapeutics, Inc. $CADL Nabel Gary J. Not found A Stock Option (Right to Buy) 14240 $0.00 14,240.0000 29,213,627 9999.99% 0.05%
June 11, 2024 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found A Restricted Stock Units 19084 $0.00 19,084.0000 71,679,270 9999.99% 0.03%
June 11, 2024 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found M Restricted Stock Units 24712 $0.00 0.0000 71,679,270 100.00% 0.03%
June 11, 2024 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found M Common Stock, par value $.0001 per share 24712 $0.00 50,928.0000 71,679,270 94.26% 0.03%
June 11, 2024 SIGA TECHNOLOGIES INC $SIGA Nabel Gary J. Not found D Common Stock, par value $.0001 per share 7414 $7.86 43,514.0000 71,679,270 14.56% 0.01%
Jan. 8, 2024 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 106989 $0.93 40,546,928.0000 0 0.26% 0.00%
Jan. 8, 2024 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 108695 $0.93 40,546,928.0000 0 0.27% 0.00%
Jan. 8, 2024 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 500 $0.92 40,439,939.0000 0 0.00% 0.00%
May 18, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer A Stock Option (Right to Buy) 700000 $0.00 700,000.0000 0 9999.99% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 19285 $1.78 337,503.0000 0 6.06% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 3185 $1.79 340,688.0000 0 0.94% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 27777 $1.80 368,465.0000 0 8.15% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 27624 $1.81 396,089.0000 0 7.50% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 79334 $1.82 475,423.0000 0 20.03% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 19475 $1.83 494,898.0000 0 4.10% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 10928 $1.83 505,826.0000 0 2.21% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 28538 $1.82 20,149,131.0000 0 0.14% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 26407 $1.85 20,175,538.0000 0 0.13% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 54945 $1.82 20,175,538.0000 0 0.27% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 34338 $1.84 377,417.0000 0 10.01% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 54346 $1.84 431,763.0000 0 14.40% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 20009 $1.85 451,772.0000 0 4.63% 0.00%
May 5, 2023 OPKO HEALTH, INC. $OPK Nabel Gary J. Chief Innovation Officer P Common Stock 54054 $1.85 505,826.0000 0 11.96% 0.00%