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Kidder Stephen W: AMD position timeline

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

Kidder Stephen W held 48,845 AMD shares at 2026-06-30 per its 13F-HR filed 2026-08-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 48,845 shares
    Change vs previous 13F -5,396 shares

    7.17% of the 13F portfolio, value $28,374,549.

    13F-HR 0001314377-26-000008 filed by Kidder Stephen W
    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 54,241 shares
    Change vs previous 13F -1,602 shares

    3.24% of the 13F portfolio, value $11,034,247.

    13F-HR 0001314377-26-000007 filed by Kidder Stephen W
    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 55,843 shares
    Change vs previous 13F -6,282 shares

    3.37% of the 13F portfolio, value $11,959,336.

    13F-HR 0001314377-26-000001 filed by Kidder Stephen W
    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 62,125 shares
    Change vs previous 13F -3,818 shares

    2.88% of the 13F portfolio, value $10,051,202.

    13F-HR 0001314377-25-000003 filed by Kidder Stephen W
    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 65,943 shares
    Change vs previous 13F -325 shares

    2.81% of the 13F portfolio, value $9,357,311.

    13F-HR 0001314376-25-000004 filed by Kidder Stephen W
    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 66,268 shares
    Change vs previous 13F +1,045 shares

    2.12% of the 13F portfolio, value $6,808,375.

    13F-HR 0001215208-25-000002 filed by Kidder Stephen W
    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 65,223 shares
    Change vs previous 13F -1,995 shares

    2.37% of the 13F portfolio, value $7,878,285.

    13F-HR 0001494234-25-000006 filed by Kidder Stephen W
    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 67,218 shares
    Change vs previous 13F not available

    3.26% of the 13F portfolio, value $11,029,128.

    13F-HR 0001053914-24-000006 filed by Kidder Stephen W
    Filed (acceptance time not in the bulk data set), ingested

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