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MILLENNIUM MANAGEMENT LLC: SEPN position timeline

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

MILLENNIUM MANAGEMENT LLC held 50,562 SEPN 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 50,562 shares
    Change vs previous 13F -73,539 shares

    <0.01% of the 13F portfolio, value $1,693,321.

    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 124,101 shares
    Change vs previous 13F +16,638 shares

    <0.01% of the 13F portfolio, value $2,982,147.

    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 107,463 shares
    Change vs previous 13F -276,737 shares

    <0.01% of the 13F portfolio, value $2,996,068.

    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 384,200 shares
    Change vs previous 13F +332,256 shares

    0.01% of the 13F portfolio, value $7,226,802.

    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 51,944 shares
    Change vs previous 13F -384,620 shares

    <0.01% of the 13F portfolio, value $549,048.

    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 436,564 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,527,706.

    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).