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Disclosery

Paloma Partners Management Co: AMD position timeline

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

Paloma Partners Management Co held 0 AMD shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -23,500 shares

    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).

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

  2. period ended2025-12-31
    13F 23,500 shares
    Change vs previous 13F -49,000 shares

    1.73% of the 13F portfolio, value $5,032,760.

    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).

  3. period ended2025-09-30
    13F 72,500 shares
    Change vs previous 13F +71,071 shares

    2.33% of the 13F portfolio, value $11,729,775.

    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).

  4. period ended2025-06-30
    13F 1,429 shares
    Change vs previous 13F -3,571 shares

    0.05% of the 13F portfolio, value $202,775.

    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).

  5. period ended2025-03-31
    13F 5,000 shares
    Change vs previous 13F +3,656 shares

    0.1% of the 13F portfolio, value $513,700.

    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).

  6. period ended2024-12-31
    13F 1,344 shares
    Change vs previous 13F -218,656 shares

    0.01% of the 13F portfolio, value $162,342.

    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).

  7. period ended2024-09-30
    13F 220,000 shares
    Change vs previous 13F not available

    1.92% of the 13F portfolio, value $36,097,600.

    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).