8 insiders reported 28 Form 4 transactions for Electra Therapeutics, Inc. (ETRA) over the past 18 months (most recent 2026-09-23). Recent activity: ORBIMED ADVISORS LLC (Director) Buy 2.0M shares, OrbiMed Genesis GP LLC (Director) Buy 1.0M shares, OrbiMed Capital GP VII LLC (Director) Buy 2.0M shares, OrbiMed Genesis GP LLC (Director) Buy 2.0M shares, ORBIMED ADVISORS LLC (Director) Buy 1.1M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-23 | ORBIMED ADVISORS LLC | Director | Buy | 2.0M | $0 |
| 2026-09-23 | OrbiMed Genesis GP LLC | Director | Buy | 1.0M | $15.0M |
| 2026-09-23 | OrbiMed Capital GP VII LLC | Director | Buy | 2.0M | $0 |
| 2026-09-23 | OrbiMed Genesis GP LLC | Director | Buy | 2.0M | $0 |
| 2026-09-23 | ORBIMED ADVISORS LLC | Director | Buy | 1.1M | $0 |
| 2026-09-23 | GORDON CARL L | Director | Buy | 1.1M | $0 |
| 2026-09-23 | OrbiMed Capital GP VII LLC | Director | Buy | 1.1M | $0 |
| 2026-09-23 | GORDON CARL L | Director | Buy | 2.0M | $0 |
| 2026-09-23 | ORBIMED ADVISORS LLC | Director | Buy | 1.7M | $0 |
| 2026-09-23 | GORDON CARL L | Director | Buy | 1.7M | $0 |
| 2026-09-23 | OrbiMed Capital GP VII LLC | Director | Buy | 1.7M | $0 |
| 2026-09-23 | OrbiMed Genesis GP LLC | Director | Buy | 1.7M | $0 |
| 2026-09-23 | ORBIMED ADVISORS LLC | Director | Buy | 333,333 | $5.0M |
| 2026-09-23 | GORDON CARL L | Director | Buy | 333,333 | $5.0M |
| 2026-09-23 | OrbiMed Capital GP VII LLC | Director | Buy | 333,333 | $5.0M |
| 2026-09-23 | OrbiMed Genesis GP LLC | Director | Buy | 333,333 | $5.0M |
| 2026-09-23 | ORBIMED ADVISORS LLC | Director | Buy | 758,279 | $0 |
| 2026-09-23 | GORDON CARL L | Director | Buy | 758,279 | $0 |
| 2026-09-23 | OrbiMed Capital GP VII LLC | Director | Buy | 758,279 | $0 |
| 2026-09-23 | OrbiMed Genesis GP LLC | Director | Buy | 758,279 | $0 |
| 2026-09-23 | ORBIMED ADVISORS LLC | Director | Buy | 1.0M | $15.0M |
| 2026-09-23 | GORDON CARL L | Director | Buy | 1.0M | $15.0M |
| 2026-09-23 | OrbiMed Capital GP VII LLC | Director | Buy | 1.0M | $15.0M |
| 2026-09-23 | OrbiMed Genesis GP LLC | Director | Buy | 1.1M | $0 |
| 2026-09-21 | Stagliano Nancy | Director | Buy | 255,635 | $0 |
Source: SEC Form 4 filings · as of 2026-09-23