Centessa Pharmaceuticals plc - Depositary Receipt (Common Stock)
US ˙ NasdaqGS ˙ US1523091007

SecurityCNTA / Centessa Pharmaceuticals plc - Depositary Receipt (Common Stock)
InstitutionPerceptive Advisors Llc
ManagerJoseph Edelman
Latest Disclosed Ownership5,258,903 shares
Latest Disclosed Value $ 208,883,627
Perceptive Advisors Llc reports 80.25% increase in ownership of CNTA / Centessa Pharmaceuticals plc - Depositary Receipt (Common Stock)

On May 29, 2026 - Perceptive Advisors Llc filed a 13F-HR/A form disclosing ownership of 5,258,903 shares of Centessa Pharmaceuticals plc - Depositary Receipt (Common Stock) (US:CNTA) valued at $208,883,627 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 2,917,634 shares of Centessa Pharmaceuticals plc - Depositary Receipt (Common Stock). This represents a change in shares of 80.25% during the quarter. The current value of the position is $208,357,737 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-29 2026-03-31 13F/A-1 CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 5,258,903 2,341,269 80.25 208,884 186.26 4.0817
2026-05-15 2026-03-31 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 5,258,903 2,341,269 208,884 4.0870
2026-02-17 2025-12-31 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 2,917,634 -183,268 -5.91 72,970 -2.96 1.3006
2025-11-14 2025-09-30 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,100,902 1,953,967 170.36 75,197 398.98 2.1714
2025-08-14 2025-06-30 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 1,146,935 -1,893,460 -62.28 15,071 -65.53 0.5587
2025-08-06 2025-03-31 13F/A-1 CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,040,395 -3,308,825 -52.11 43,721 -58.89 1.5445
2025-05-15 2025-03-31 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,040,395 -3,308,825 43,721 1.5404
2025-02-14 2024-12-31 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 6,349,220 66,930 1.07 106,349 5.87 2.9308
2024-11-14 2024-09-30 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 6,282,290 2,348,983 59.72 100,454 182.83 2.1252
2024-08-16 2024-06-30 13F/A-1 CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,933,307 850,000 27.57 35,518 1.94 0.8555
2024-08-14 2024-06-30 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,933,307 850,000 35,518 0.8458
2024-08-06 2024-03-31 13F/A-1 CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,083,307 3,083,307 34,841 0.6096
2024-05-15 2024-03-31 13F CENTESSA PHARMACEUTICALS SPONSORED ADS 152309100 3,083,307 3,083,307 34,841 0.6051
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.