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Disclosery

WHITEBOX ADVISORS LLC: SIRI position timeline

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

WHITEBOX ADVISORS LLC held 74,443 SIRI 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 74,443 shares
    Change vs previous 13F -79,500 shares

    0.04% of the 13F portfolio, value $2,199,046.

    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 153,943 shares
    Change vs previous 13F -17,000 shares

    0.05% of the 13F portfolio, value $3,553,004.

    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 170,943 shares
    Change vs previous 13F +5,000 shares

    0.06% of the 13F portfolio, value $3,418,005.

    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 165,943 shares
    Change vs previous 13F -6,000 shares

    0.07% of the 13F portfolio, value $3,862,323.

    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 171,943 shares
    Change vs previous 13F +25,916 shares

    0.11% of the 13F portfolio, value $3,949,531.

    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 146,027 shares
    Change vs previous 13F -230,708 shares

    0.11% of the 13F portfolio, value $3,292,179.

    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 376,735 shares
    Change vs previous 13F -799,987 shares

    0.32% of the 13F portfolio, value $8,589,558.

    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 1,176,722 shares
    Change vs previous 13F not available

    1.21% of the 13F portfolio, value $27,829,475.

    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).