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GRANDFIELD & DODD, LLC: FAST position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GRANDFIELD & DODD, LLC on FAST, newest first. How the timeline and the estimate are built.

GRANDFIELD & DODD, LLC held 52,228 FAST shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 52,228 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $2,508,511.

    13F-HR 0001308016-26-000004 filed by GRANDFIELD & DODD, 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 52,228 shares
    Change vs previous 13F 0 shares

    0.14% of the 13F portfolio, value $2,423,379.

    13F-HR 0001308016-26-000002 filed by GRANDFIELD & DODD, 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 52,228 shares
    Change vs previous 13F 0 shares

    0.12% of the 13F portfolio, value $2,095,910.

    13F-HR 0001308016-26-000001 filed by GRANDFIELD & DODD, 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 52,228 shares
    Change vs previous 13F -872 shares

    0.15% of the 13F portfolio, value $2,561,261.

    13F-HR 0001308016-25-000004 filed by GRANDFIELD & DODD, 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 53,100 shares
    Change vs previous 13F +26,550 shares

    0.13% of the 13F portfolio, value $2,230,200.

    13F-HR 0001085146-25-004722 filed by GRANDFIELD & DODD, 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 26,550 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $2,058,953.

    13F-HR 0001085146-25-002562 filed by GRANDFIELD & DODD, 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 26,550 shares
    Change vs previous 13F 0 shares

    0.12% of the 13F portfolio, value $1,909,211.

    13F-HR 0001085146-25-000843 filed by GRANDFIELD & DODD, 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 26,550 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $1,896,201.

    13F-HR 0001085146-24-005469 filed by GRANDFIELD & DODD, LLC
    Filed (acceptance time not in the bulk data set), ingested

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