SCHEDULE: Adage Capital Discloses 7.48% Stake in Centessa Pharma

Sentiment:

Beneficial Ownership Report


Adage Capital Management, L.P. and its principals reported a 7.48% beneficial ownership stake in Centessa Pharmaceuticals plc, totaling 10,035,000 ordinary shares.

Summary

  • Adage Capital Management, L.P., along with Robert Atchinson and Phillip Gross, reported beneficial ownership of 10,035,000 ordinary shares of Centessa Pharmaceuticals plc.
  • This ownership represents 7.48% of the company's outstanding ordinary shares.
  • The percentage is calculated based on 134,073,436 ordinary shares outstanding as of August 1, 2025, as reported in the company's Quarterly Report on Form 10-Q.
  • The shares are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

Sentiment

Score: 5

Explanation: The filing is a routine disclosure of beneficial ownership and does not contain information that would significantly alter the fundamental sentiment towards the company, beyond confirming a large institutional stake.

Positives

  • A significant institutional investor, Adage Capital Management, maintains a substantial stake in Centessa Pharmaceuticals, indicating continued confidence.

Negatives

  • No specific negative information is disclosed in this beneficial ownership report.

Risks

  • No specific risks are disclosed in this beneficial ownership report.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

  • Shareholders: Provides transparency regarding significant institutional ownership, potentially influencing investor confidence and perception of stability.

Key Dates

DateDescription
2025-08-01Date as of which 134,073,436 Ordinary Shares outstanding were reported in the Company's Form 10-Q.
2025-08-12Date Centessa Pharmaceuticals plc filed its Quarterly Report on Form 10-Q for the period ended June 30, 2025.
2025-09-30Date of event which required the filing of this statement.
2025-11-13Date the Schedule 13G Amendment No. 2 was signed by Reporting Persons.

Keywords

Centessa Pharmaceuticals, Adage Capital Management, Beneficial Ownership, Schedule 13G, CNTA, Institutional Investor, Pharmaceuticals, Biotechnology

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