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We are a clinical-stage biopharmaceutical company built to develop transformative medicines addressing some of the most consequential, yet historically undruggable, protein targets driving human disease. We leverage our proprietary platform to pioneer a novel therapeutic modality, Helicons, which are stabilized helical peptides engineered to bind and precisely modulate proteins that have long been beyond the reach of conventional medicines. Our principal executive offices are located in Cambridge, MA.
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Consensus revenue & EPS estimates and price targets will appear here once a forward-estimates data feed is connected.
| Date | Insider | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|
| 2026-06-15 | SEBULSKY ALAN | Buy | 5,000 | $26.00 | $129,989.00 | filing |
| 2026-06-15 | SEBULSKY ALAN | Buy | 4,065 | $27.10 | $110,146.46 | filing |
| 2026-06-12 | SEBULSKY ALAN | Buy | 8,435 | $27.67 | $233,393.08 | filing |
| 2026-06-11 | RA CAPITAL MANAGEMENT, LLC | Buy | 19,728,353 | $20.00 | $394.6M | filing |
| 2026-06-11 | RA CAPITAL MANAGEMENT, LLC | Buy | 1,460,397 | $20.00 | $29.2M | filing |
| 2026-06-11 | Levy Guy | Buy | 375,000 | $20.00 | $7.5M | filing |
| 2026-06-11 | Levy Guy | C | 527,070 | $9.48 | $5.0M | filing |
| 2026-06-11 | Levy Guy | Buy | 125,000 | $20.00 | $2.5M | filing |
| 2026-06-11 | SEBULSKY ALAN | Buy | 12,500 | $20.00 | $250,000.00 | filing |
| 2026-06-11 | Flynn James E | C | 149,238 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 149,238 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 260,992 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 260,992 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 407,132 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 407,132 | — | — | filing |
| 2026-06-11 | RA CAPITAL MANAGEMENT, LLC | C | 6,556,740 | — | — | filing |
| 2026-06-11 | RA CAPITAL MANAGEMENT, LLC | C | 1,187,881 | — | — | filing |
| 2026-06-11 | FITZGERALD EDWARD M | C | 5,539 | — | — | filing |
| 2026-06-11 | FITZGERALD EDWARD M | C | 3,878 | — | — | filing |
| 2026-06-11 | FITZGERALD EDWARD M | C | 5,271 | — | — | filing |
| 2026-06-11 | Borisy Alexis | C | 105,414 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 122,990 | — | — | filing |
| 2026-06-11 | Flynn James E | C | 122,990 | — | — | filing |
Latest 23 transactions.
Fundamentals & filings from SEC EDGAR. Prices adjusted for splits & dividends. Not investment advice.