CNTB: Connect Biopharma Holdings Ltd 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 |
|---|---|---|---|---|---|
| 2026-10-06 | New 13G stake | BML Investment Partners, L.P. | 6.77% | SEC | |
| 2026-08-14 | 13G amendment | Ikarian Capital, LLC | 6.90% | SEC | |
| 2026-08-14 | Fell below 5% | Wei Zheng | 4.00% | SEC |
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