Spitznagel Thomas Insider Trading -- Recent SEC Form 4 Transactions

Spitznagel Thomas (CIK 1675464) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-17). Recent activity: Buy MGNX (13,332 shares), Sell MGNX (5,520 shares), Buy MGNX (6,001 shares), Sell MGNX (2,485 shares), Buy MGNX (8,999 shares). Source: SEC Form 4.

DateCompanyRoleTypeSharesValue
2026-02-17MACROGENICS INC (MGNX)Sr VP, Technical OpsBuy13,332$0
2026-02-17MACROGENICS INC (MGNX)Sr VP, Technical OpsSell5,520$9,439
2026-02-10MACROGENICS INC (MGNX)Sr VP, Technical OpsBuy6,001$0
2026-02-10MACROGENICS INC (MGNX)Sr VP, Technical OpsSell2,485$4,498
2026-02-10MACROGENICS INC (MGNX)Sr VP, Technical OpsBuy8,999$0
2026-02-10MACROGENICS INC (MGNX)Sr VP, Technical OpsSell3,186$5,767
2025-02-19MACROGENICS INC (MGNX)Sr VP, Technical OpsBuy13,332$0
2025-02-19MACROGENICS INC (MGNX)Sr VP, Technical OpsSell5,520$14,131
2025-02-11MACROGENICS INC (MGNX)Sr VP, Technical OpsBuy9,001$0
2025-02-11MACROGENICS INC (MGNX)Sr VP, Technical OpsSell3,727$9,690

Source: SEC Form 4 filings · as of 2026-02-17