SPTX · Seaport Therapeutics Inc. Common Stock
View on chartInsiders & Stakes
| PureTech Health plc | ▼ Sell | Other | 16,685,013 Shares held | 5/4/2026 | View profile |
| ARCH Venture Partners XII, LLC 10% Owner | ▲ Buy | Open Market | 6,294,951 Shares held | 5/4/2026 | View profile |
| James Healy Director | ▼ Sell | Other | 2,731,538 Shares held | 5/4/2026 | View profile |
| PAUL STEVEN M | ▼ Sell | Other | 863,031 Shares held | 5/4/2026 | View profile |
| Gladstein Lana General Counsel | ▼ Sell | Other | 33,515 Shares held | 5/4/2026 | View profile |
| Loebel Antony Chief Medical Officer | ▼ Sell | Other | 20,109 Shares held | 5/4/2026 | View profile |
| Denice Torres | ▼ Sell | Other | 13,406 Shares held | 5/4/2026 | View profile |
| Robert J. Hombach Director | ▲ Buy | Open Market | 13,000 Shares held | 6/22/2026 | View profile |
| White Lauren Chief Financial Officer | ▼ Sell | Other | 6,702 Shares held | 5/4/2026 | View profile |
| Chen Michael Cunyuan Chief Scientific Officer | ▼ Sell | Other | 3,351 Shares held | 5/4/2026 | View profile |
Transaction History
| Robert J. Hombach | ▲ Buy | Open Market | 13,000 | $236K | 6/22/2026 |
| Denice Torres | ▼ Sell | Other | 13,406 | — | 5/4/2026 |
| PureTech Health plc | ▼ Sell | Other | 965,255 | — | 5/4/2026 |
| James Healy | ▼ Sell | Other | 1,927,159 | — | 5/4/2026 |
| James Healy | ▼ Sell | Other | 804,379 | — | 5/4/2026 |
| White Lauren | ▼ Sell | Other | 6,702 | — | 5/4/2026 |
| Gladstein Lana | ▼ Sell | Other | 33,515 | — | 5/4/2026 |
| Chen Michael Cunyuan | ▼ Sell | Other | 3,351 | — | 5/4/2026 |
| PAUL STEVEN M | ▼ Sell | Other | 67,031 | — | 5/4/2026 |
| ARCH Venture Partners XII, LLC | ▼ Sell | Other | 2,513,686 | — | 5/4/2026 |
| ARCH Venture Partners XII, LLC | ▼ Sell | Other | 2,681,265 | — | 5/4/2026 |
| PureTech Health plc | ▼ Sell | Other | 12,736,014 | — | 5/4/2026 |
| PureTech Health plc | ▼ Sell | Other | 2,681,265 | — | 5/4/2026 |
| ARCH Venture Partners XII, LLC | ▲ Buy | Open Market | 1,100,000 | $19.8M | 5/4/2026 |
| Loebel Antony | ▼ Sell | Other | 20,109 | — | 5/4/2026 |