Connect Biopharma Holdings Ltd
CNTB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001835268
No open-market purchases or sales by Connect Biopharma Holdings Ltd insiders were filed in the last 90 days; 56 institutions reported holding it in 13F filings for Q2 2026, worth $33.1M in total; no superinvestor holds it.
Holders of 5% or more of CNTB
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Connect Biopharma Holdings Ltd, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Panacea Innovation Ltd | 13D/A | 25.10%13.9M shares | – | Jul 21, 20251 filing | Jul 21, 2025 | SEC |
| Panacea Innovation Ltd | 13D/A | 21.50%12.0M shares | – | Nov 26, 20251 filing | Nov 26, 2025 | SEC |
| Wei Zheng | 13G/A | 9.90%5.53M shares | – | Nov 28, 20251 filing | Nov 28, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
3 Schedule 13D and 13G filings on Connect Biopharma Holdings Ltd, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 28, 20254:23 PM ET | Wei Zheng | 13G/A | 9.90%5.53M shares | – | Nov 26, 2025 | SEC |
| Nov 26, 20254:30 PM ET | Panacea Innovation Ltdand 3 others | 13D/A | 21.50%12.0M shares | – | Nov 24, 2025 | SEC |
| Jul 21, 20259:00 AM ET | Panacea Innovation Ltdand 3 others | 13D/A | 25.10%13.9M shares | – | Jul 21, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Connect Biopharma Holdings Ltd shares.
No Form 144 notices for Connect Biopharma Holdings Ltd are on file.