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LONESTAR CAPITAL MANAGEMENT LLC: PUMP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of LONESTAR CAPITAL MANAGEMENT LLC on PUMP, newest first. How the timeline and the estimate are built.

LONESTAR CAPITAL MANAGEMENT LLC held 0 PUMP shares at 2025-09-30 per its 13F-HR filed 2025-11-14.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -400,000 shares

    13F-HR 0000935836-25-000675 filed by LONESTAR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 400,000 shares
    Change vs previous 13F +200,000 shares

    2.07% of the 13F portfolio, value $2,388,000.

    13F-HR 0000935836-25-000508 filed by LONESTAR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 200,000 shares
    Change vs previous 13F +50,000 shares

    1.83% of the 13F portfolio, value $1,470,000.

    13F-HR 0000935836-25-000340 filed by LONESTAR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 150,000 shares
    Change vs previous 13F not available

    1.17% of the 13F portfolio, value $1,399,500.

    13F-HR 0000935836-25-000169 filed by LONESTAR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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