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Disclosery

GAMMA Investing LLC: AMD position timeline

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

GAMMA Investing LLC held 45,356 AMD shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 45,356 shares
    Change vs previous 13F +3,654 shares

    0.94% of the 13F portfolio, value $27,746,987.

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 41,702 shares
    Change vs previous 13F +7,725 shares

    0.9% of the 13F portfolio, value $24,225,109.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 33,977 shares
    Change vs previous 13F +4,375 shares

    0.32% of the 13F portfolio, value $6,911,941.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 29,602 shares
    Change vs previous 13F +3,130 shares

    0.32% of the 13F portfolio, value $6,339,564.

    13F-HR 0002010235-26-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 26,472 shares
    Change vs previous 13F +3,299 shares

    0.24% of the 13F portfolio, value $4,282,905.

    13F-HR 0002010235-25-000009 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 23,173 shares
    Change vs previous 13F +3,619 shares

    0.21% of the 13F portfolio, value $3,288,249.

    13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F/A 19,554 shares
    Change vs previous 13F +3,084 shares

    0.15% of the 13F portfolio, value $2,008,978.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 16,470 shares
    Change vs previous 13F not available

    0.17% of the 13F portfolio, value $1,989,411.

    13F-HR 0002010235-25-000001 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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