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Disclosery

Paloma Partners Management Co: OPTU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Paloma Partners Management Co on OPTU, newest first. How the timeline and the estimate are built.

Paloma Partners Management Co held 0 OPTU 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 0 shares
    Change vs previous 13F -2,363,922 shares

    13F-HR 0001103882-26-000005 filed by Paloma Partners Management Co
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 2,363,922 shares
    Change vs previous 13F +16,000 shares

    1.73% of the 13F portfolio, value $3,073,099.

    13F-HR 0001103882-26-000004 filed by Paloma Partners Management Co
    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 2,347,922 shares
    Change vs previous 13F +100,000 shares

    1.33% of the 13F portfolio, value $3,874,071.

    13F-HR 0001103882-26-000002 filed by Paloma Partners Management Co
    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 2,247,922 shares
    Change vs previous 13F -595,712 shares

    1.08% of the 13F portfolio, value $5,417,492.

    13F-HR 0001103882-25-000011 filed by Paloma Partners Management Co
    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 2,843,634 shares
    Change vs previous 13F +400,000 shares

    1.38% of the 13F portfolio, value $6,085,377.

    13F-HR 0001103882-25-000008 filed by Paloma Partners Management Co
    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 2,443,634 shares
    Change vs previous 13F -204,307 shares

    1.22% of the 13F portfolio, value $6,500,066.

    13F-HR 0001633870-25-000002 filed by Paloma Partners Management Co
    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 2,647,941 shares
    Change vs previous 13F +437,000 shares

    0.42% of the 13F portfolio, value $6,381,538.

    13F-HR 0001103882-25-000002 filed by Paloma Partners Management Co
    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 2,210,941 shares
    Change vs previous 13F not available

    0.29% of the 13F portfolio, value $5,438,915.

    13F-HR 0001103882-24-000007 filed by Paloma Partners Management Co
    Filed (acceptance time not in the bulk data set), ingested

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