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MILLENNIUM MANAGEMENT LLC: ALT position timeline

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

MILLENNIUM MANAGEMENT LLC held 3,309,122 ALT 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 3,309,122 shares
    Change vs previous 13F +50,931 shares

    0.01% of the 13F portfolio, value $10,059,731.

    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 3,258,191 shares
    Change vs previous 13F +3,050,808 shares

    0.01% of the 13F portfolio, value $10,035,228.

    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 207,383 shares
    Change vs previous 13F -160,199 shares

    <0.01% of the 13F portfolio, value $748,653.

    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 367,582 shares
    Change vs previous 13F +289,288 shares

    <0.01% of the 13F portfolio, value $1,385,784.

    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 78,294 shares
    Change vs previous 13F -1,033,005 shares

    <0.01% of the 13F portfolio, value $302,998.

    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 1,111,299 shares
    Change vs previous 13F +765,662 shares

    0.01% of the 13F portfolio, value $5,556,495.

    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 345,637 shares
    Change vs previous 13F +241,484 shares

    <0.01% of the 13F portfolio, value $2,492,043.

    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 104,153 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $639,499.

    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).