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CNTA

Centessa Pharmaceuticals plc

Company with tickers: CNTA

CIK
1847903
CUSIP
152309100
Shares Outstanding
154,731,309
Investor Relations
https://centessa.com/investors/
13F Activity (30d)
7 filings 6 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 161
Total Value: $6,404,649,895
Total Shares: 161,244,964
Showing 1–100 of 175 holdings by value · page 1 of 2

Institutional Ownership Trend

22 quarters

Holder Concentration

Across 161 13F filers · Δ vs Dec 31, 2025
Top Holder
13.3%
Dec 2023 → Mar 2026 · range 13.3% – 28.0%
−0.5 pts
Top 5
39.0%
Dec 2023 → Mar 2026 · range 39.0% – 67.3%
−5.8 pts
Top 10
57.8%
Dec 2023 → Mar 2026 · range 57.8% – 84.6%
−3.5 pts
HHI
471
Dec 2023 → Mar 2026 · range 471 – 1,293
Broadly held−68

Quarterly Activity

vs Dec 31, 2025
New
48
Increased
52
Decreased
44
Sold Out
34
Unchanged
17
Holder count: +14
Institutional value: +77.2%
Shares held: +11.6%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 175
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Holder Value (USD) % of 13F Shares Open