Centessa Pharmaceuticals plc
Total Trades
114
Buys
4
Sells
74
Largest Trade
N/A
Insiders
13
Institutional Funds
97
Inst. Value
$1M+
Activist Filings
16
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| YVER ANTOINE | EVP & Chairman of … | SELL | $50K–$100K | 15K | $3.94 | Oct 4, 2022 |
| HUSSAIN IQBAL J | General Counsel | SELL | $15K–$50K | 8K | $4.00 | Oct 4, 2022 |
| Shahidi Javad | Chief Medical Offi… | SELL | $15K–$50K | 6K | $4.00 | Oct 4, 2022 |
| Bush Tia L | Chief Quality Offi… | SELL | $15K–$50K | 5K | $4.00 | Oct 4, 2022 |
| YVER ANTOINE | EVP & Chairman of … | SELL | $15K–$50K | 10K | $4.41 | Sep 2, 2022 |
| YVER ANTOINE | EVP & Chairman of … | SELL | $15K–$50K | 10K | $4.45 | Aug 3, 2022 |
| YVER ANTOINE | EVP & Chairman of … | SELL | $50K–$100K | 20K | $4.87 | Jul 20, 2022 |
| YVER ANTOINE | EVP & Chairman of … | GRANT | N/A | 100K | — | Jul 6, 2022 |
| YVER ANTOINE | EVP & Chairman of … | SELL | $15K–$50K | 9K | $5.03 | Jul 6, 2022 |
| SAHA SAURABH | CEO | BUY | $15K–$50K | 10K | $4.63 | Jun 28, 2022 |
| YVER ANTOINE | EVP & Chairman of … | SELL | $15K–$50K | 9K | $4.68 | Jun 21, 2022 |
| YVER ANTOINE | EVP & Chairman of … | SELL | $100K–$500K | 85K | $5.17 | May 19, 2022 |
| SAHA SAURABH | CEO | BUY | $15K–$50K | 5K | $9.74 | Feb 4, 2022 |
| GRAINGER DAVID J | Chief Innovation O… | BUY | $100K–$500K | 28K | $9.05 | Feb 2, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 97 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Medicxi Ventures Management (Jersey) Ltd | 20.0M | $1M+ | SH |
| Index Venture Life Associates VI Ltd | 10.0M | $1M+ | SH |
| Siren, L.L.C. | 4.0M | $1M+ | SH |
| PERCEPTIVE ADVISORS LLC | 2.9M | $1M+ | SH |
| FEDERATED HERMES, INC. | 2.3M | $1M+ | SH |
| First Light Asset Management, LLC | 2.3M | $1M+ | SH |
| BRAIDWELL LP | 2.2M | $1M+ | SH |
| Deep Track Capital, LP | 2.0M | $1M+ | SH |
| MAVERICK CAPITAL LTD | 1.6M | $1M+ | SH |
| Cormorant Asset Management, LP | 1.3M | $1M+ | SH |
| Capital World Investors | 1.2M | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 1.1M | $1M+ | SH |
| Sofinnova Investments, Inc. | 1.1M | $1M+ | SH |
| Jain Global LLC | 916K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 779K | $1M+ | SH |
| Octagon Capital Advisors LP | 750K | $1M+ | SH |
| Affinity Asset Advisors, LLC | 601K | $1M+ | SH |
| PFM Health Sciences, LP | 592K | $1M+ | SH |
| 5AM Venture Management, LLC | 581K | $1M+ | SH |
| BlackRock, Inc. | 528K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 6, 2026
12.2%
11.0M shares
SC 13G/A · Feb 5, 2026
9.9%
8.9M shares
General Atlantic Cooperatief U.A.
SC 13D/A · Nov 28, 2025
5.0%
7.4M shares
General Atlantic Cooperatief U.A.
SC 13D/A · Nov 18, 2025
6.6%
9.7M shares
SC 13G · Nov 14, 2025
8.1%
10.8M shares
Adage Capital Management, L.P.
SC 13G/A · Nov 13, 2025
7.5%
10.0M shares
SC 13G · Nov 5, 2025
7.0%
6.3M shares
Adage Capital Management, L.P.
SC 13G/A · Aug 12, 2025
6.3%
8.4M shares
Adage Capital Management, L.P.
SC 13G · May 12, 2025
5.2%
7.0M shares
SC 13G/A · Nov 14, 2024
2.9%
3.2M shares
Biotechnology Value Fund, L.P.
SC 13G/A · Nov 14, 2024
0.0%
0 shares
SC 13G/A · Feb 14, 2024
5.8%
5.6M shares
Biotechnology Value Fund, L.P.
SC 13G/A · Feb 14, 2024
4.7%
4.6M shares
SC 13G · Nov 23, 2022
5.5%
5.2M shares
Biotechnology Value Fund, L.P.
SC 13G · Jun 16, 2022
4.0%
3.7M shares
Janus Henderson Group plc EIN #00-0000000
SC 13G · Feb 11, 2022
6.4%
5.7M shares