SEC Insider Transactions from O'Brien Federica F..

Last updated: 2026-03-14 11:29 UTC | Total transactions: 17

O'Brien Federica F. has filed 17 insider transactions across 2 companies since May 2023.

Most recent transaction: a grant/award of 11700 shares of TELA Bio, Inc. ($TELA) on May 28, 2025.

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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
May 28, 2025 TELA Bio, Inc. $TELA O'Brien Federica F. Director A Stock Option (Right to Buy) 11700 $0.00 11,700.0000 45,267,020 9999.99% 0.03%
May 28, 2025 TELA Bio, Inc. $TELA O'Brien Federica F. Director A Common Stock 7950 $0.00 18,470.0000 45,267,020 75.57% 0.02%
May 21, 2025 MACROGENICS INC $MGNX O'Brien Federica F. Director A Restricted Stock Unit 3750 $0.00 3,750.0000 62,621,185 9999.99% 0.01%
May 20, 2025 MACROGENICS INC $MGNX O'Brien Federica F. Director M Restricted Stock Unit 6500 $0.00 0.0000 62,621,185 100.00% 0.01%
May 21, 2025 MACROGENICS INC $MGNX O'Brien Federica F. Director A Stock Option (right to buy) 64961 $1.27 86,961.0000 62,621,185 295.28% 0.10%
May 21, 2025 MACROGENICS INC $MGNX O'Brien Federica F. Director A Stock Option (right to buy) 22000 $0.00 22,000.0000 62,621,185 9999.99% 0.04%
May 20, 2025 MACROGENICS INC $MGNX O'Brien Federica F. Director M Common Stock 6500 $0.00 11,000.0000 62,621,185 144.44% 0.01%
June 4, 2024 TELA Bio, Inc. $TELA O'Brien Federica F. Director A Common Stock 4250 $0.00 10,520.0000 24,579,386 67.78% 0.02%
June 4, 2024 TELA Bio, Inc. $TELA O'Brien Federica F. Director A Stock Option (Right to Buy) 6200 $0.00 6,200.0000 24,579,386 9999.99% 0.03%
May 21, 2024 MACROGENICS INC $MGNX O'Brien Federica F. Director A Stock Option (right to buy) 16500 $0.00 16,500.0000 61,929,198 9999.99% 0.03%
May 21, 2024 MACROGENICS INC $MGNX O'Brien Federica F. Director A Restricted Stock Unit 6500 $0.00 6,500.0000 61,929,198 9999.99% 0.01%
May 20, 2024 MACROGENICS INC $MGNX O'Brien Federica F. Director M Restricted Stock Unit 4500 $0.00 0.0000 61,929,198 100.00% 0.01%
May 20, 2024 MACROGENICS INC $MGNX O'Brien Federica F. Director M Common Stock 4500 $0.00 4,500.0000 61,929,198 9999.99% 0.01%
May 31, 2023 MACROGENICS INC $MGNX O'Brien Federica F. Director A Stock Option (right to buy) 19000 $0.00 19,000.0000 61,433,124 9999.99% 0.03%
May 31, 2023 MACROGENICS INC $MGNX O'Brien Federica F. Director A Restricted Stock Unit 4500 $0.00 4,500.0000 61,433,124 9999.99% 0.01%
June 1, 2023 TELA Bio, Inc. $TELA O'Brien Federica F. Director A Common Stock 3135 $0.00 6,270.0000 19,185,621 100.00% 0.02%
June 1, 2023 TELA Bio, Inc. $TELA O'Brien Federica F. Director A Stock Option (Right to Buy) 5360 $0.00 5,360.0000 19,185,621 9999.99% 0.03%