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Disclosery

Casdin Capital, LLC: SRRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Casdin Capital, LLC on SRRK, newest first. How the timeline and the estimate are built.

Casdin Capital, LLC held 665,000 SRRK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 665,000 shares
    Change vs previous 13F +315,000 shares

    1.83% of the 13F portfolio, value $36,575,000.

    13F-HR 0000919574-26-005491 filed by Casdin Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 350,000 shares
    Change vs previous 13F +90,000 shares

    1.3% of the 13F portfolio, value $17,206,000.

    13F-HR 0000919574-26-003451 filed by Casdin Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 260,000 shares
    Change vs previous 13F not available

    0.71% of the 13F portfolio, value $11,453,000.

    13F-HR 0000919574-26-001181 filed by Casdin Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).