NASDAQ:FDMT | Insider Transactions | 4D Molecular Therapeutics, Inc.

FDMT Insider Transactions

115 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.

FDMT insiders transaction timeline

PurchaseSale
2020-12-15: 10 purchases — MILLIGAN JOHN F, Kamal Fariborz, YAO TONY DUNG LING and 7 more2021-09-27: 3 sales — SCHAFFER DAVID2021-09-28: 2 sales — SCHAFFER DAVID2021-09-29: 3 sales — SCHAFFER DAVID2021-09-30: 2 sales — SCHAFFER DAVID2021-10-20: 1 sale — SCHAFFER DAVID2021-10-21: 1 sale — SCHAFFER DAVID2021-10-22: 1 sale — SCHAFFER DAVID2022-12-01: 9 sales — Bizily Scott2022-12-15: 2 sales — Kirn David2022-12-16: 2 sales — Kirn David2023-01-19: 1 sale — Kirn David2023-01-20: 1 sale — Kirn David2023-02-21: 2 sales — Kirn David2023-02-22: 1 sale — Kirn David2023-03-01: 1 sale — Bizily Scott2023-04-21: 2 sales — Bizily Scott, Chacko Jacob2023-05-09: 8 purchases — VIKING GLOBAL INVESTORS LP, HALVORSEN OLE ANDREAS, Ott David C. and 5 more2023-06-01: 1 sale — Bizily Scott2023-06-08: 1 sale — Bizily Scott2023-12-15: 1 sale — Kirn David2023-12-18: 1 sale — Kirn David2024-01-04: 9 sales — Kirn David, VIKING GLOBAL INVESTORS LP, HALVORSEN OLE ANDREAS and 6 more2024-01-05: 2 sales — Kirn David2024-01-23: 1 sale — Kirn David2024-02-05: 4 sales — Kim Robert Young2024-02-08: 4 sales — Bizily Scott, Kirn David2024-02-16: 1 sale — Bizily Scott2024-02-27: 1 sale — Bizily Scott2024-03-18: 1 sale — Bizily Scott2024-03-27: 1 sale — Bizily Scott2024-04-01: 1 sale — Bizily Scott2024-04-16: 1 sale — Bizily Scott2024-05-16: 2 sales — Bizily Scott2024-06-17: 1 sale — Bizily Scott2024-06-24: 1 sale — Kirn David2024-07-01: 1 sale — Bizily Scott2024-07-10: 1 sale — Kirn David2024-07-11: 1 sale — Bizily Scott2024-07-16: 1 sale — Bizily Scott2024-08-19: 1 sale — Bizily Scott2024-09-16: 1 sale — Bizily Scott2025-09-23: 1 sale — Bizily Scott2025-10-09: 1 sale — Bizily Scott2025-10-16: 1 sale — Bizily Scott2025-10-24: 1 sale — Bizily Scott2025-11-17: 1 sale — Bizily Scott2025-12-16: 1 sale — Bizily Scott2025-12-20: 2 sales — Gupta Ashoo2026-03-20: 2 sales — Gupta Ashoo2026-06-01: 1 sale — Kirn David2026-06-22: 1 sale — Kirn David2026-06-23: 1 sale — Bizily Scott2026-06-30: 1 sale — Bizily Scott2026-07-09: 1 sale — Kirn David2026-07-10: 2 sales — Kirn David2026-08-03: 1 sale — Kirn David2026-08-04: 1 sale — Kirn David2026-08-13: 1 sale — Bizily Scott2026-08-17: 1 sale — Bizily Scott2026-08-19: 2 sales — Kirn David2020-12-152026-08-19
Insider profileRoleDateTransactionSharesPrice
Kirn DavidSee Remarks2026-08-19Sale25,927$16.4173
Kirn DavidSee Remarks2026-08-19Sale43,149$15.3566
Bizily ScottChief Legal Officer2026-08-17Sale1,635$12.2
Bizily ScottChief Legal Officer2026-08-13Sale1,635$12
Kirn DavidSee Remarks2026-08-04Sale26,842$10.2301
Kirn DavidSee Remarks2026-08-03Sale12,415$10.0461
Kirn DavidSee Remarks2026-07-10Sale442$12.8355
Kirn DavidSee Remarks2026-07-10Sale15,283$12.0107
Kirn DavidSee Remarks2026-07-09Sale42,608$12.8656
Bizily ScottChief Legal Officer2026-06-30Sale6,566$14
Bizily ScottChief Legal Officer2026-06-23Sale9,810.0$12.0
Kirn DavidSee Remarks2026-06-22Sale114,746.0$10.47
Kirn DavidSee Remarks2026-06-01Sale1,922.0$10.02
Gupta AshooVP, Finance and Controller2026-03-20Sale80.0$8.61
Gupta AshooVP, Finance and Controller2026-03-20Sale310.0$8.61
Gupta AshooVP, Finance and Controller2025-12-20Sale79.0$8.68
Gupta AshooVP, Finance and Controller2025-12-20Sale310.0$8.68
Bizily ScottChief Legal Officer2025-12-16Sale1,635.0$10.9
Bizily ScottChief Legal Officer2025-11-17Sale1,635.0$10.59
Bizily ScottChief Legal Officer2025-10-24Sale2,678.0$12.0
Bizily ScottChief Legal Officer2025-10-16Sale1,635.0$10.17
Bizily ScottChief Legal Officer2025-10-09Sale2,408.0$10.0
Bizily ScottChief Legal Officer2025-09-23Sale2,407.0$8.0
Bizily ScottChief Legal Officer2024-09-16Sale500.0$16.33
Bizily ScottChief Legal Officer2024-08-19Sale500.0$15.0
Bizily ScottChief Legal Officer2024-07-16Sale1,750.0$27.11
Bizily ScottChief Legal Officer2024-07-11Sale1,996.0$25.0
Kirn DavidChief Executive Officer2024-07-10Sale12,923.0$22.49
Bizily ScottChief Legal Officer2024-07-01Sale4,248.0$21.36
Kirn DavidChief Executive Officer2024-06-24Sale12,930.0$23.1
Bizily ScottChief Legal Officer2024-06-17Sale1,750.0$23.71
Bizily ScottChief Legal Officer2024-05-16Sale467.0$25.75
Bizily ScottChief Legal Officer2024-05-16Sale1,283.0$25.34
Bizily ScottChief Legal Officer2024-04-16Sale1,750.0$25.74
Bizily ScottChief Legal Officer2024-04-01Sale8,153.0$31.78
Bizily ScottChief Legal Officer2024-03-27Sale5,833.0$35.04
Bizily ScottChief Legal Officer2024-03-18Sale1,750.0$31.27
Bizily ScottChief Legal Officer2024-02-27Sale1,909.0$30.0
Bizily ScottChief Legal Officer2024-02-16Sale1,750.0$27.67
Bizily ScottChief Legal Officer2024-02-08Sale1,996.0$27.5
Bizily ScottChief Legal Officer2024-02-08Sale2,916.0$27.5
Bizily ScottChief Legal Officer2024-02-08Sale1,332.0$27.5
Kirn DavidChief Executive Officer2024-02-08Sale92,001.0$27.13
Kim Robert YoungChief Medical Officer2024-02-05Sale552.0$30.05
Kim Robert YoungChief Medical Officer2024-02-05Sale6,000.0$30.05
Kim Robert YoungChief Medical Officer2024-02-05Sale6,000.0$30.05
Kim Robert YoungChief Medical Officer2024-02-05Sale12,000.0$30.05
Kirn DavidChief Executive Officer2024-01-23Sale5,696.0$18.41
Kirn DavidChief Executive Officer2024-01-05Sale133.0$20.11
Kirn DavidChief Executive Officer2024-01-05Sale28,104.0$19.56
Kirn DavidChief Executive Officer2024-01-04Sale40,732.0$20.31
VIKING GLOBAL INVESTORS LPTenPercentOwner2024-01-04Sale540,000.0$19.53
HALVORSEN OLE ANDREASTenPercentOwner2024-01-04Sale540,000.0$19.53
Ott David C.TenPercentOwner2024-01-04Sale540,000.0$19.53
Viking Global Opportunities Portfolio GP LLCTenPercentOwner2024-01-04Sale540,000.0$19.53
Viking Global Opportunities GP LLCTenPercentOwner2024-01-04Sale540,000.0$19.53
Viking Global Opportunities Illiquid Investments Sub-Master LPTenPercentOwner2024-01-04Sale540,000.0$19.53
Shabet Rose SharonTenPercentOwner2024-01-04Sale540,000.0$19.53
Viking Global Opportunities Parent GP LLCTenPercentOwner2024-01-04Sale540,000.0$19.53
Kirn DavidChief Executive Officer2023-12-18Sale4,702.0$18.13
Kirn DavidChief Executive Officer2023-12-15Sale28,632.0$17.27
Bizily ScottChief Legal and HR Officer2023-06-08Sale3,750.0$20.85
Bizily ScottChief Legal and HR Officer2023-06-01Sale2,247.0$18.31
VIKING GLOBAL INVESTORS LPTenPercentOwner2023-05-09Purchase850,000.0$16.0
HALVORSEN OLE ANDREASTenPercentOwner2023-05-09Purchase850,000.0$16.0
Ott David C.TenPercentOwner2023-05-09Purchase850,000.0$16.0
Viking Global Opportunities Portfolio GP LLCTenPercentOwner2023-05-09Purchase850,000.0$16.0
Viking Global Opportunities GP LLCTenPercentOwner2023-05-09Purchase850,000.0$16.0
Viking Global Opportunities Illiquid Investments Sub-Master LPTenPercentOwner2023-05-09Purchase850,000.0$16.0
Shabet Rose SharonTenPercentOwner2023-05-09Purchase850,000.0$16.0
Viking Global Opportunities Parent GP LLCTenPercentOwner2023-05-09Purchase850,000.0$16.0
Bizily ScottChief Legal and HR Officer2023-04-21Sale3,750.0$20.0
Chacko JacobDirector2023-04-21Sale5,000.0$20.05
Bizily ScottChief Legal and HR Officer2023-03-01Sale2,248.0$19.3
Kirn DavidChief Executive Officer2023-02-22Sale16,449.0$20.22
Kirn DavidChief Executive Officer2023-02-21Sale907.0$21.49
Kirn DavidChief Executive Officer2023-02-21Sale17,090.0$20.93
Kirn DavidChief Executive Officer2023-01-20Sale8,625.0$20.19
Kirn DavidChief Executive Officer2023-01-19Sale10,899.0$20.03
Kirn DavidChief Executive Officer2022-12-16Sale26,349.0$23.39
Kirn DavidChief Executive Officer2022-12-16Sale27,595.0$22.66
Kirn DavidChief Executive Officer2022-12-15Sale1,500.0$24.13
Kirn DavidChief Executive Officer2022-12-15Sale31,433.0$23.56
Bizily ScottChief Legal and HR Officer2022-12-01Sale375.0$24.35
Bizily ScottChief Legal and HR Officer2022-12-01Sale100.0$24.49
Bizily ScottChief Legal and HR Officer2022-12-01Sale200.0$23.44
Bizily ScottChief Legal and HR Officer2022-12-01Sale2,450.0$22.93
Bizily ScottChief Legal and HR Officer2022-12-01Sale1,000.0$21.78
Bizily ScottChief Legal and HR Officer2022-12-01Sale100.0$24.49
Bizily ScottChief Legal and HR Officer2022-12-01Sale400.0$23.25
Bizily ScottChief Legal and HR Officer2022-12-01Sale975.0$22.71
Bizily ScottChief Legal and HR Officer2022-12-01Sale400.0$21.52
SCHAFFER DAVIDDirector2021-10-22Sale1,900.0$31.0
SCHAFFER DAVIDDirector2021-10-21Sale22,820.0$31.56
SCHAFFER DAVIDDirector2021-10-20Sale11,565.0$31.02
SCHAFFER DAVIDDirector2021-09-30Sale4,549.0$27.28
SCHAFFER DAVIDDirector2021-09-30Sale7,836.0$26.69
SCHAFFER DAVIDDirector2021-09-29Sale700.0$30.06
SCHAFFER DAVIDDirector2021-09-29Sale8,365.0$29.06
SCHAFFER DAVIDDirector2021-09-29Sale7,806.0$27.99