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MILLENNIUM MANAGEMENT LLC: SIGA position timeline

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

MILLENNIUM MANAGEMENT LLC held 579,599 SIGA 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 579,599 shares
    Change vs previous 13F +113,275 shares

    <0.01% of the 13F portfolio, value $2,109,740.

    13F-HR 0001273087-26-000007 filed by MILLENNIUM 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 466,324 shares
    Change vs previous 13F -22,986 shares

    <0.01% of the 13F portfolio, value $2,494,833.

    13F-HR 0001273087-26-000004 filed by MILLENNIUM 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 489,310 shares
    Change vs previous 13F +232,973 shares

    <0.01% of the 13F portfolio, value $2,989,684.

    13F-HR 0001273087-26-000002 filed by MILLENNIUM 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 256,337 shares
    Change vs previous 13F +199,852 shares

    <0.01% of the 13F portfolio, value $2,345,484.

    13F-HR 0001273087-25-000034 filed by MILLENNIUM 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 56,485 shares
    Change vs previous 13F +22,055 shares

    <0.01% of the 13F portfolio, value $368,282.

    13F-HR 0001273087-25-000028 filed by MILLENNIUM 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 34,430 shares
    Change vs previous 13F -33,305 shares

    <0.01% of the 13F portfolio, value $188,676.

    13F-HR 0001273087-25-000019 filed by MILLENNIUM 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 67,735 shares
    Change vs previous 13F -459,831 shares

    <0.01% of the 13F portfolio, value $407,087.

    13F-HR 0001273087-25-000015 filed by MILLENNIUM MANAGEMENT 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 527,566 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $3,561,070.

    13F-HR 0001273087-24-000118 filed by MILLENNIUM MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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