ETRA: Electra Therapeutics, Inc. insider trading, 5% holders and institutional ownership
From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.
Insider trading
0 open-market buys totaling - and 0 sales totaling - in the last 180 days.
Activist and 5% holders
| Filed | What | Holder | Stake | Change | Filing |
|---|---|---|---|---|---|
| 2026-09-28 | New 13G stake | Redmile Group, LLC | 8.70% | SEC | |
| 2026-09-28 | New 13G stake | LSP 7 Cooperatief U.A. | 6.00% | SEC | |
| 2026-09-25 | New 13D stake | ORBIMED ADVISORS LLC | 11.00% | SEC |
Get new insider and activist filings the morning after: daily alerts. Not investment advice.