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Disclosery

GRANDFIELD & DODD, LLC: BLKB position timeline

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

GRANDFIELD & DODD, LLC held 0 BLKB shares at 2026-03-31 per its 13F-HR filed 2026-05-07.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -4,420 shares

    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).

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

  2. period ended2025-12-31
    13F 4,420 shares
    Change vs previous 13F -700 shares

    0.02% of the 13F portfolio, value $279,874.

    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).

  3. period ended2025-09-30
    13F 5,120 shares
    Change vs previous 13F -775 shares

    0.02% of the 13F portfolio, value $329,267.

    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).

  4. period ended2025-06-30
    13F 5,895 shares
    Change vs previous 13F -885 shares

    0.02% of the 13F portfolio, value $378,518.

    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).

  5. period ended2025-03-31
    13F 6,780 shares
    Change vs previous 13F -3,180 shares

    0.03% of the 13F portfolio, value $420,699.

    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).

  6. period ended2024-12-31
    13F 9,960 shares
    Change vs previous 13F -17,350 shares

    0.05% of the 13F portfolio, value $736,243.

    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).

  7. period ended2024-09-30
    13F 27,310 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $2,312,611.

    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).