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RUSH ISLAND MANAGEMENT, LP: FUN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RUSH ISLAND MANAGEMENT, LP on FUN, newest first. How the timeline and the estimate are built.

RUSH ISLAND MANAGEMENT, LP held 418,946 FUN 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 418,946 shares
    Change vs previous 13F -508,883 shares

    0.59% of the 13F portfolio, value $8,923,550.

    13F-HR 0001214659-26-010384 filed by RUSH ISLAND MANAGEMENT, LP
    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 927,829 shares
    Change vs previous 13F -253,400 shares

    1.1% of the 13F portfolio, value $16,468,965.

    13F-HR 0001214659-26-006469 filed by RUSH ISLAND MANAGEMENT, LP
    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 1,181,229 shares
    Change vs previous 13F +694,108 shares

    1.13% of the 13F portfolio, value $18,120,053.

    13F-HR 0001214659-26-001981 filed by RUSH ISLAND MANAGEMENT, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 487,121 shares
    Change vs previous 13F -3,306,963 shares

    0.76% of the 13F portfolio, value $11,067,389.

    13F-HR 0001214659-25-016635 filed by RUSH ISLAND MANAGEMENT, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 3,794,084 shares
    Change vs previous 13F not available

    7.52% of the 13F portfolio, value $115,453,976.

    13F-HR 0001214659-25-012229 filed by RUSH ISLAND MANAGEMENT, LP
    Filed (acceptance time not in the bulk data set), ingested

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