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Ken Griffin's Centessa Pharmaceuticals plc (CNTA) position

Yes: as of Q1 2026, Ken Griffin holds 598K shares of CNTA worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was increased by 15.0%. First disclosed Q2 2021.
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Current value
an amount we cannot price
Shares held
598K
% of portfolio
0.0%
Quarter-end price
No quarter-end price available

Average buy price is hidden here because at least one covered purchase quarter has no usable local mean price.

CNTA price vs Griffin's position

Dates
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +78K +15.0% 598K May 15, 2026
Q4 2025 Added +383K +279.0% 520K Feb 17, 2026
Q3 2025 New +137K 137K Nov 14, 2025
Q1 2025 Added +81K +13.0% 706K May 15, 2025
Q4 2024 Added +38K +6.4% 625K Feb 14, 2025
Q3 2024 Added +549K +1,435.0% 588K Nov 14, 2024
Q2 2024 Reduced −9K −18.5% 38K Aug 14, 2024
Q1 2024 Reduced −54K −53.4% 47K May 15, 2024
Q4 2023 Added +98K +3,239.0% 101K Feb 14, 2024
Q3 2023 Reduced −1K −26.5% 3K Nov 14, 2023
Q2 2023 New +4K 4K Aug 14, 2023
Q4 2022 Reduced −153K −67.9% 72K Feb 14, 2023
Q3 2022 Reduced −65K −22.4% 225K Nov 14, 2022
Q2 2022 Reduced −14K −4.5% 291K Aug 15, 2022
Q1 2022 Reduced −36K −10.5% 304K May 16, 2022
Q4 2021 Reduced −9K −2.7% 340K Feb 14, 2022
Q3 2021 Reduced −107K −23.4% 350K Nov 15, 2021
Q2 2021 New +456K 456K Aug 16, 2021
Data through Q1 2026 · filed May 15, 2026
18 grouped rows from 18 quarters

More Griffin positions

Common questions

Does Ken Griffin own CNTA?

Yes. As of Q1 2026, Ken Griffin disclosed 598K shares of CNTA, worth an amount we cannot price. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy CNTA?

Ken Griffin first disclosed a CNTA position in Q2 2021; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Ken Griffin sell CNTA?

The quarter-by-quarter table above shows each sale and reduction Ken Griffin disclosed in CNTA. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of CNTA does Ken Griffin own?

Ken Griffin disclosed 598K shares of CNTA as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Ken Griffin pay for CNTA?

Ken Griffin began building the CNTA position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.