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GRANDFIELD & DODD, LLC: ROK position timeline

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

GRANDFIELD & DODD, LLC held 43,036 ROK 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 43,036 shares
    Change vs previous 13F -650 shares

    1.12% of the 13F portfolio, value $21,306,414.

    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 43,686 shares
    Change vs previous 13F -1,370 shares

    0.89% of the 13F portfolio, value $15,678,108.

    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 45,056 shares
    Change vs previous 13F -270 shares

    0.99% of the 13F portfolio, value $17,529,978.

    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 45,326 shares
    Change vs previous 13F -388 shares

    0.9% of the 13F portfolio, value $15,842,797.

    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 45,714 shares
    Change vs previous 13F +301 shares

    0.89% of the 13F portfolio, value $15,184,819.

    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 45,413 shares
    Change vs previous 13F +837 shares

    0.73% of the 13F portfolio, value $11,733,811.

    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 44,576 shares
    Change vs previous 13F +1,766 shares

    0.79% of the 13F portfolio, value $12,739,375.

    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 42,810 shares
    Change vs previous 13F not available

    0.68% of the 13F portfolio, value $11,492,773.

    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).