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WHITEBOX ADVISORS LLC: CSTM position timeline

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

WHITEBOX ADVISORS LLC held 95,672 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 95,672 shares
    Change vs previous 13F -250,988 shares

    0.05% of the 13F portfolio, value $3,049,067.

    13F-HR 0001257391-26-000006 filed by WHITEBOX ADVISORS 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/A 346,660 shares
    Change vs previous 13F -153,000 shares

    0.12% of the 13F portfolio, value $8,520,903.

    13F-HR 0001257391-26-000004 filed by WHITEBOX ADVISORS 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/A 499,660 shares
    Change vs previous 13F -161,600 shares

    0.16% of the 13F portfolio, value $9,418,591.

    13F-HR 0001257391-26-000002 filed by WHITEBOX ADVISORS 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/A 661,260 shares
    Change vs previous 13F -181,729 shares

    0.18% of the 13F portfolio, value $9,839,549.

    13F-HR 0001257391-25-000009 filed by WHITEBOX ADVISORS 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/A 842,989 shares
    Change vs previous 13F +80,491 shares

    0.31% of the 13F portfolio, value $11,211,754.

    13F-HR 0002073679-25-000003 filed by WHITEBOX ADVISORS 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/A 762,498 shares
    Change vs previous 13F +210,214 shares

    0.25% of the 13F portfolio, value $7,693,605.

    13F-HR 0001257391-25-000006 filed by WHITEBOX ADVISORS 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/A 552,284 shares
    Change vs previous 13F +105,000 shares

    0.21% of the 13F portfolio, value $5,671,957.

    13F-HR 0001257391-25-000002 filed by WHITEBOX ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F/A 447,284 shares
    Change vs previous 13F not available

    0.32% of the 13F portfolio, value $7,272,838.

    13F-HR 0001257391-24-000009 filed by WHITEBOX ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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