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COOPER CREEK PARTNERS MANAGEMENT LLC: CSTM position timeline

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

COOPER CREEK PARTNERS MANAGEMENT LLC held 441,835 CSTM 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 441,835 shares
    Change vs previous 13F -322,370 shares

    0.59% of the 13F portfolio, value $14,081,000.

    13F-HR 0001512162-26-000021 filed by COOPER CREEK PARTNERS 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 ended2026-03-31
    13F 764,205 shares
    Change vs previous 13F -235,004 shares

    0.9% of the 13F portfolio, value $18,784,000.

    13F-HR 0001512162-26-000014 filed by COOPER CREEK PARTNERS 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 ended2025-12-31
    13F 999,209 shares
    Change vs previous 13F -667,312 shares

    0.89% of the 13F portfolio, value $18,835,000.

    13F-HR 0001512162-26-000008 filed by COOPER CREEK PARTNERS 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 ended2025-09-30
    13F 1,666,521 shares
    Change vs previous 13F 0 shares

    0.93% of the 13F portfolio, value $24,798,000.

    13F-HR 0001512162-25-000061 filed by COOPER CREEK PARTNERS MANAGEMENT LLC
    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 1,666,521 shares
    Change vs previous 13F +1,182,966 shares

    0.74% of the 13F portfolio, value $22,165,000.

    13F-HR 0001512162-25-000047 filed by COOPER CREEK PARTNERS MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 483,555 shares
    Change vs previous 13F 0 shares

    0.16% of the 13F portfolio, value $4,879,000.

    13F-HR 0001512162-25-000036 filed by COOPER CREEK PARTNERS MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 483,555 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $4,966,000.

    13F-HR 0001512162-25-000003 filed by COOPER CREEK PARTNERS MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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