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MILLENNIUM MANAGEMENT LLC: ARCO position timeline

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

MILLENNIUM MANAGEMENT LLC held 1,405,483 ARCO 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 1,405,483 shares
    Change vs previous 13F +1,267,974 shares

    0.01% of the 13F portfolio, value $11,328,193.

    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 137,509 shares
    Change vs previous 13F +60,047 shares

    <0.01% of the 13F portfolio, value $1,134,449.

    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 77,462 shares
    Change vs previous 13F -569,008 shares

    <0.01% of the 13F portfolio, value $568,571.

    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 646,470 shares
    Change vs previous 13F +592,484 shares

    <0.01% of the 13F portfolio, value $4,363,672.

    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 53,986 shares
    Change vs previous 13F -486,694 shares

    <0.01% of the 13F portfolio, value $425,950.

    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 540,680 shares
    Change vs previous 13F -320,277 shares

    <0.01% of the 13F portfolio, value $4,357,881.

    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 860,957 shares
    Change vs previous 13F -694,569 shares

    0.01% of the 13F portfolio, value $6,267,767.

    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 1,555,526 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $13,564,187.

    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).