Centessa Pharmaceuticals plc
CNTADelisted Jun 24, 2026- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001847903
Centessa Pharmaceuticals plc was delisted on Jun 24, 2026; its insiders filed their last Form 4 on Jun 24, 2026; 161 institutions reported holding it in 13F filings for Q1 2026, worth $5.90B in total; Maverick Capital was the only superinvestor holding it.
Holders of 5% or more of CNTA
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Centessa Pharmaceuticals plc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Avoro Capital Advisors LLC | 13G/A | 7.39%11.4M shares | −2.58 ppfrom 9.97% | Nov 14, 20253 filings | May 15, 2026 | SEC |
| General Atlantic Cooperatief U.A. | 13D/A | 5.00%7.37M shares | −1.60 ppfrom 6.60% | Jun 11, 20213 filings | 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
33 Schedule 13D and 13G filings on Centessa Pharmaceuticals plc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20264:21 PM ET | Pentwater Capital Management LPand 1 other | 13G/A | 0.00%0 shares | −5.30 ppfrom 5.30%Below 5% | Jun 30, 2026 | SEC |
| Aug 14, 20266:47 AM ET | Index Ventures Life VI (Jersey) L.P.and 2 others | 13G/A | 0.00%0 shares | –Below 5% | Jun 30, 2026 | SEC |
| Aug 12, 202612:06 PM ET | Adage Capital Management, L.P.and 2 others | 13G/A | 0.00%0 shares | −5.77 ppfrom 5.77%Below 5% | Jun 30, 2026 | SEC |
| Aug 4, 202611:41 AM ET | Medicxi Growth I LPand 9 others | 13G/A | 0.00%0 shares | –Below 5% | Jun 30, 2026 | SEC |
| Jul 8, 202610:11 AM ET | FMR LLCand 1 other | 13G/A | 0.00%1.80K shares | −7.50 ppfrom 7.50%Below 5% | Jun 30, 2026 | SEC |
| Jun 26, 20268:58 AM ET | Farallon Capital Management, L.L.C.and 15 others | 13D/A | 0.00%0 shares | −6.10 ppfrom 6.10%Below 5% | Jun 24, 2026 | SEC |
| Jun 24, 20266:32 PM ET | Farallon Capital Management, L.L.C.and 15 others | 13D | 6.10%9.37M shares | New | Jun 16, 2026 | SEC |
| May 15, 20264:32 PM ET | Pentwater Capital Management LPand 1 other | 13G | 5.30%8.17M shares | New | Mar 31, 2026 | SEC |
| May 15, 20268:19 AM ET | Avoro Capital Advisors LLCand 1 other | 13G/A | 7.39%11.4M shares | −2.58 ppfrom 9.97% | Mar 31, 2026 | SEC |
| May 13, 20269:01 AM ET | Adage Capital Management, L.P.and 2 others | 13G/A | 5.77%8.93M shares | −1.71 ppfrom 7.48% | Mar 31, 2026 | SEC |
| May 6, 202611:06 AM ET | FMR LLCand 1 other | 13G/A | 7.50%6.78M shares | −4.70 ppfrom 12.20% | Mar 31, 2026 | SEC |
| Feb 17, 20269:04 AM ET | Avoro Capital Advisors LLCand 1 other | 13G/A | 9.97%14.6M shares | +1.91 ppfrom 8.06% | Dec 31, 2025 | SEC |
| Feb 6, 20261:11 PM ET | FMR LLCand 1 other | 13G/A | 12.20%11.0M shares | +2.30 ppfrom 9.90% | Jan 30, 2026 | SEC |
| Feb 5, 20261:20 PM ET | FMR LLCand 1 other | 13G/A | 9.90%8.89M shares | +2.90 ppfrom 7.00% | Dec 31, 2025 | SEC |
| Nov 28, 20255:11 PM ET | General Atlantic Cooperatief U.A.and 9 others | 13D/A | 5.00%7.37M shares | −1.60 ppfrom 6.60% | Nov 25, 2025 | SEC |
| Nov 17, 20258:53 PM ET | General Atlantic Cooperatief U.A.and 9 others | 13D/A | 6.60%9.68M shares | – | Nov 17, 2025 | SEC |
| Nov 14, 20259:05 AM ET | Avoro Capital Advisors LLCand 1 other | 13G | 8.06%10.8M shares | New | Sep 30, 2025 | SEC |
| Nov 13, 20259:06 AM ET | Adage Capital Management, L.P.and 2 others | 13G/A | 7.48%10.0M shares | +1.19 ppfrom 6.29% | Sep 30, 2025 | SEC |
| Nov 5, 202511:30 AM ET | FMR LLCand 1 other | 13G | 7.00%6.28M shares | New | Sep 30, 2025 | SEC |
| Aug 12, 20259:01 AM ET | Adage Capital Management, L.P.and 2 others | 13G/A | 6.29%8.40M shares | +1.07 ppfrom 5.22% | Jun 30, 2025 | SEC |
| May 12, 20259:03 AM ET | Adage Capital Management, L.P.and 2 others | 13G | 5.22%6.95M shares | New | Mar 31, 2025 | SEC |
| Nov 14, 2024 | EcoR1 Capital, LLC | 13G/AOld format | – | – | – | SEC |
| Nov 14, 2024 | Biotechnology Value Fund L P | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2024 | EcoR1 Capital, LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2024 | Biotechnology Value Fund L P | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Janus Henderson Group PLC | 13G/AOld format | – | – | – | SEC |
| Jan 31, 2023 | Medicxi Growth I LP | 13G/AOld format | – | – | – | SEC |
| Nov 23, 2022 | EcoR1 Capital, LLC | 13GOld format | – | New | – | SEC |
| Jun 16, 2022 | Biotechnology Value Fund L P | 13GOld format | – | New | – | SEC |
| Feb 14, 2022 | Index Ventures Life VI (Jersey) L.P. | 13GOld format | – | New | – | SEC |
| Feb 11, 2022 | Janus Henderson Group PLC | 13GOld format | – | New | – | SEC |
| Feb 8, 2022 | Medicxi Growth I LP | 13GOld format | – | New | – | SEC |
| Jun 11, 2021 | General Atlantic Cooperatief U.A. | 13DOld format | – | New | – | SEC |
Form 144: proposed insider sales
38 notices from officers, directors and other affiliates planning to sell Centessa Pharmaceuticals plc shares, newest first.
| Filed (ET) | Seller | Shares to sell | Market value | Planned sale | Broker | Filing |
|---|---|---|---|---|---|---|
| Dec 26, 20244:02 PM ET | Weinhoff Gregory MOfficer | 10.0K | $168.0K | Dec 26, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Dec 20, 20244:18 PM ET | Saha SaurabhOfficer · CEO | 55.0K | $965.3K | Dec 20, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Dec 17, 20244:02 PM ET | Bush Tia LOfficer | 17.8K | $320.6K | Dec 17, 202410b5-1 | UBS Financial Services, Inc. | SEC |
| Dec 16, 20244:14 PM ET | Hussain Iqbal JOfficer | 77.7K | $1.29M | Dec 16, 202410b5-1 | UBS Financial Services Inc. | SEC |
| Dec 16, 20244:04 PM ET | Bush Tia LOfficer | 9.61K | $159.3K | Dec 16, 202410b5-1 | UBS Financial Services, Inc. | SEC |
| Dec 13, 20244:03 PM ET | Anderson Karen M.Officer | 16.5K | $278.7K | Dec 13, 202410b5-1 | UBS Financial Services Inc. | SEC |
| Dec 6, 20244:14 PM ET | Saha SaurabhOfficer · CEO | 87.5K | $1.62M | Dec 6, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Nov 25, 20244:07 PM ET | Weinhoff Gregory MOfficer | 10.0K | $173.9K | Nov 25, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Nov 25, 20244:03 PM ET | Saha SaurabhOfficer · CEO | 299 | $10.5K | Nov 25, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Nov 22, 20244:03 PM ET | Saha SaurabhOfficer · CEO | 1.67K | $30.5K | Nov 22, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Nov 21, 20244:33 PM ET | Saha SaurabhOfficer · CEO | 3.51K | $64.0K | Nov 21, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Nov 20, 20244:03 PM ET | Saha SaurabhOfficer · CEO | 55.0K | $933.4K | Nov 20, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Nov 13, 20244:18 PM ET | Saha SaurabhOfficer · CEO | 32.0K | $585.4K | Nov 13, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Oct 25, 20244:10 PM ET | Weinhoff Gregory MOfficer | 11.7K | $182.8K | Oct 25, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Oct 23, 20244:07 PM ET | Saha SaurabhOfficer · CEO | 2.59K | $40.1K | Oct 23, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Oct 22, 20244:15 PM ET | Saha SaurabhOfficer · CEO | 30.2K | $473.2K | Oct 22, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Oct 21, 20244:55 PM ET | Saha SaurabhOfficer · CEO | 22.2K | $350.9K | Oct 21, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Sep 25, 20244:01 PM ET | Weinhoff Gregory MOfficer | 16.6K | $262.6K | Sep 25, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Sep 20, 20244:01 PM ET | Saha SaurabhOfficer · CEO | 55.0K | $904.8K | Sep 20, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Sep 10, 20244:06 PM ET | Saha SaurabhOfficer · CEO | 175.0K | $2.89M | Sep 10, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Sep 10, 20244:04 PM ET | Weinhoff Gregory MOfficer | 30.0K | $510.0K | Sep 10, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Sep 9, 20244:07 PM ET | Weinhoff Gregory MOfficer | 25.0K | $375.0K | Sep 9, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Aug 23, 20244:19 PM ET | Weinhoff Gregory MOfficer | 17.8K | $218.8K | Aug 23, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Aug 23, 20244:13 PM ET | Saha SaurabhOfficer · CEO | 46.7K | $573.9K | Aug 23, 202410b5-1 | UBS Financial Services, Inc | SEC |
| Aug 22, 20244:32 PM ET | Weinhoff Gregory MOfficer | 12.2K | $149.3K | Aug 22, 202410b5-1 | UBS Financial Services, Inc | SEC |
Showing the latest 25. See the CNTA notices from the last 12 months