NASDAQ:DSGN | Insider Transactions | Design Therapeutics, Inc.

DSGN Insider Transactions

48 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–48; provenance stays internal.

DSGN insiders transaction timeline

PurchaseSale
2021-03-30: 16 purchases — William Arsani, Cormorant Asset Management, LP, Chen Bihua and 12 more2021-08-31: 1 purchase — William Arsani2022-03-18: 2 sales — Xu Stella2022-03-21: 1 purchase — William Arsani2022-03-21: 1 sale — Xu Stella2022-03-22: 1 sale — Xu Stella2022-12-09: 1 purchase — LAPPE RODNEY W2022-12-16: 4 purchases — George Simeon, SR One Capital Fund I Aggregator LP, SR ONE CAPITAL MANAGEMENT, LLC and 1 more2022-12-19: 5 purchases — Siffert Joao MD, George Simeon, SR One Capital Fund I Aggregator LP and 2 more2022-12-20: 5 purchases — Siffert Joao MD, George Simeon, SR One Capital Fund I Aggregator LP and 2 more2023-08-28: 1 purchase — William Arsani2023-08-29: 2 purchases — Prasad Deepa, William Arsani2023-09-29: 1 purchase — LAPPE RODNEY W2024-03-22: 1 purchase — Schmid John P.2024-03-25: 2 purchases — Schmid John P., Berger Heather A.2024-08-09: 1 sale — William Arsani2024-12-18: 1 sale — Prasad Deepa2025-08-13: 2 sales — William Arsani2021-03-302025-08-13
Insider profileRoleDateTransactionSharesPrice
William ArsaniDirector2025-08-13Sale217,627.0$5.25
William ArsaniDirector2025-08-13Sale345,000.0$5.25
Prasad DeepaDirector2024-12-18Sale3,806.0$6.27
William ArsaniDirector2024-08-09Sale814,874.0$4.25
Schmid John P.Director2024-03-25Purchase17,809.0$3.74
Berger Heather A.Director2024-03-25Purchase1,300.0$3.74
Schmid John P.Director2024-03-22Purchase9,156.0$3.62
LAPPE RODNEY WDirector2023-09-29Purchase21,000.0$2.35
Prasad DeepaDirector2023-08-29Purchase12,000.0$2.31
William ArsaniDirector2023-08-29Purchase1,960,000.0$2.44
William ArsaniDirector2023-08-28Purchase275,000.0$2.15
Siffert Joao MDPresident and CEO2022-12-20Purchase6,300.0$8.38
George SimeonDirector,TenPercentOwner2022-12-20Purchase40,000.0$8.14
SR One Capital Fund I Aggregator LPTenPercentOwner2022-12-20Purchase40,000.0$8.14
SR ONE CAPITAL MANAGEMENT, LLCTenPercentOwner2022-12-20Purchase40,000.0$8.14
SR ONE CAPITAL PARTNERS I, LPTenPercentOwner2022-12-20Purchase40,000.0$8.14
Siffert Joao MDPresident and CEO2022-12-19Purchase1,150.0$8.47
George SimeonDirector,TenPercentOwner2022-12-19Purchase360,000.0$8.63
SR One Capital Fund I Aggregator LPTenPercentOwner2022-12-19Purchase360,000.0$8.63
SR ONE CAPITAL MANAGEMENT, LLCTenPercentOwner2022-12-19Purchase360,000.0$8.63
SR ONE CAPITAL PARTNERS I, LPTenPercentOwner2022-12-19Purchase360,000.0$8.63
George SimeonDirector,TenPercentOwner2022-12-16Purchase500,000.0$8.28
SR One Capital Fund I Aggregator LPTenPercentOwner2022-12-16Purchase500,000.0$8.28
SR ONE CAPITAL MANAGEMENT, LLCTenPercentOwner2022-12-16Purchase500,000.0$8.28
SR ONE CAPITAL PARTNERS I, LPTenPercentOwner2022-12-16Purchase500,000.0$8.28
LAPPE RODNEY WDirector2022-12-09Purchase15,000.0$7.96
Xu StellaDirector2022-03-22Sale1,455.0$18.63
William ArsaniDirector2022-03-21Purchase25,000.0$18.99
Xu StellaDirector2022-03-21Sale24,000.0$19.01
Xu StellaDirector2022-03-18Sale13,200.0$20.34
Xu StellaDirector2022-03-18Sale552,225.0$19.04
William ArsaniDirector2021-08-31Purchase40,000.0$15.45
William ArsaniDirector2021-03-30Purchase700,000.0$20.0
Cormorant Asset Management, LPOther2021-03-30Purchase750,000.0$20.0
Chen BihuaDirectorOther2021-03-30Purchase750,000.0$20.0
Cormorant Global Healthcare Master Fund, LPOther2021-03-30Purchase750,000.0$20.0
Cormorant Private Healthcare Fund II, LPOther2021-03-30Purchase750,000.0$20.0
Cormorant Private Healthcare Fund III LPOther2021-03-30Purchase750,000.0$20.0
Jeffries SeanChief Operating Officer2021-03-30Purchase3,050.0$20.0
SR One Capital Fund I Aggregator LPTenPercentOwner2021-03-30Purchase250,000.0$20.0
SR ONE CAPITAL MANAGEMENT, LLCTenPercentOwner2021-03-30Purchase250,000.0$20.0
SR ONE CAPITAL PARTNERS I, LPTenPercentOwner2021-03-30Purchase250,000.0$20.0
Xu StellaDirector,TenPercentOwner2021-03-30Purchase10,000.0$20.0
George SimeonDirector,TenPercentOwner2021-03-30Purchase250,000.0$20.0
LAPPE RODNEY WDirector2021-03-30Purchase5,000.0$20.0
Shah PratikExecutive Chairperson2021-03-30Purchase25,000.0$20.0
Thacker JustinVice President, Finance2021-03-30Purchase17,500.0$20.0
William ArsaniDirector2021-03-30Purchase700,000.0$20.0