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MILLENNIUM MANAGEMENT LLC: OEC position timeline

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

MILLENNIUM MANAGEMENT LLC held 201,944 OEC 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 201,944 shares
    Change vs previous 13F +175,492 shares

    <0.01% of the 13F portfolio, value $1,338,889.

    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 26,452 shares
    Change vs previous 13F -461,508 shares

    <0.01% of the 13F portfolio, value $171,938.

    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 487,960 shares
    Change vs previous 13F -58,205 shares

    <0.01% of the 13F portfolio, value $2,576,429.

    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 546,165 shares
    Change vs previous 13F -337,670 shares

    <0.01% of the 13F portfolio, value $4,139,931.

    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 883,835 shares
    Change vs previous 13F +573,444 shares

    0.01% of the 13F portfolio, value $9,271,429.

    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 310,391 shares
    Change vs previous 13F -325,131 shares

    <0.01% of the 13F portfolio, value $4,013,356.

    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 635,522 shares
    Change vs previous 13F +65,549 shares

    0.01% of the 13F portfolio, value $10,034,892.

    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 569,973 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $10,151,219.

    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).