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Founders Fund Growth II Management, LP: RUM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Founders Fund Growth II Management, LP on RUM, newest first. How the timeline and the estimate are built.

Founders Fund Growth II Management, LP held 16,564 RUM shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 16,564 shares
    Change vs previous 13F 0 shares

    5.16% of the 13F portfolio, value $104,684.

    13F-HR 0001846021-26-000001 filed by Founders Fund VII Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-09-30
    13F 16,564 shares
    Change vs previous 13F not available

    6.98% of the 13F portfolio, value $119,923.

    13F-HR 0001846021-25-000003 filed by Founders Fund VII Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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