Abiopharma

🔍 Casdin Capital, LLC (Director)

Company: GeneDx Holdings Corp. (WGS)

Report Date: 2025-08-22

Detailed Transactions and Holdings:

• Sold 500,000 shares of Class A Common Stock at $120.9039 per share (Direct)
  Date: 2025-08-22 | Code: S | equity_swap_involved: 0 | shares_owned_after: 3,007,164.00 | transaction_form_type: 4 | Footnotes: F1
• Holds 0 shares of Class A Common Stock (Direct)
  Date: 2025-08-22 | Code: H | shares_owned_after: 20,518.00 | Footnotes: F2
• Holds 0 shares of Class A Common Stock (Direct)
  Date: 2025-08-22 | Code: H | nature_of_ownership: See footnote | shares_owned_after: 19,247.00 | Footnotes: F3
• Holds 0 shares of Class A Common Stock (Direct)
  Date: 2025-08-22 | Code: H | nature_of_ownership: See footnote | shares_owned_after: 333,144.00 | Footnotes: F4

Footnotes:

• F1: The securities are owned directly by the Casdin Partners Master Fund, L.P. (the "Master Fund") and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to the Master Fund ("Casdin"), (ii) Casdin Partners GP, LLC, the general partner of the Master Fund (the "GP"), and (iii) Eli Casdin, the managing member of Casdin and the GP.
• F2: The securities are owned directly by Eli Casdin.
• F3: The securities are owned directly by the GP and may be deemed to be indirectly beneficially owned by Eli Casdin, the managing member of the GP.
• F4: The securities are owned directly by CMLS Holdings LLC ("CMLS Holdings"). The Board of Managers of CMLS Holdings includes Eli Casdin, who, as a member of the Board of Managers of CMLS Holdings, shares voting and investment discretion with respect to the common stock held by CMLS Holdings.
• REMARKS: Each Reporting Person disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.