🕵️ Design Therapeutics, Inc. ($DSGN)
SEC insider & ownership activity, last 12 months · CIK 1807120 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Simeon George | 10.7% | 13D | Mar 9, 2026 | filing ↗ | |
| SR One Capital Partners I, LP | 10.6% | 13D | Mar 9, 2026 | filing ↗ | |
| SR One Capital Management, LLC | 10.6% | 13D | Mar 9, 2026 | filing ↗ | |
| SR One Capital Fund I Aggregator, LP | 10.6% | 13D | Mar 9, 2026 | filing ↗ | |
| Sirenia Capital Management LP | 9.5% | 13G | Aug 14, 2026 | filing ↗ | |
| Alex Silverstein | 9.5% | 13G | Aug 14, 2026 | filing ↗ | |
| Star Irrevocable Trust #1 Dated April 22, 2019 | 6.9% | 13G | Feb 7, 2025 | filing ↗ | |
| Light Irrevocable Trust #1 Dated April 22, 2019 | 6.9% | 13G | Feb 7, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Logos Global Master Fund LP | $892K | Nov 18, 2025 | filing ↗ |
| Logos Global Master Fund LP | $4.4M | Nov 14, 2025 | filing ↗ |
| Logos Global Master Fund LP | $2.9M | Nov 7, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Aug 3, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 3, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jun 9, 2026 | filing ↗ |
| Other events (8.01) | May 18, 2026 | filing ↗ |
| Earnings (2.02) | Apr 28, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 28, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 31, 2026 | filing ↗ |
| Earnings (2.02) | Mar 9, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 9, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 29, 2026 | filing ↗ |
| Earnings (2.02) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |