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Welch & Forbes LLC: CSL position timeline

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

Welch & Forbes LLC held 142,765 CSL shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 142,765 shares
    Change vs previous 13F +2,299 shares

    0.63% of the 13F portfolio, value $51,788,243.

    13F-HR 0000105495-26-000003 filed by Welch & Forbes 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 140,466 shares
    Change vs previous 13F +8,940 shares

    0.61% of the 13F portfolio, value $46,862,332.

    13F-HR 0000105495-26-000002 filed by Welch & Forbes 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 131,526 shares
    Change vs previous 13F -9,191 shares

    0.51% of the 13F portfolio, value $42,069,994.

    13F-HR 0000105495-26-000001 filed by Welch & Forbes 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 140,717 shares
    Change vs previous 13F +4,187 shares

    0.56% of the 13F portfolio, value $46,290,305.

    13F-HR 0000105495-25-000002 filed by Welch & Forbes 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 136,530 shares
    Change vs previous 13F +18,479 shares

    0.64% of the 13F portfolio, value $50,980,307.

    13F-HR 0001085146-25-004501 filed by Welch & Forbes 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 118,051 shares
    Change vs previous 13F +24,803 shares

    0.53% of the 13F portfolio, value $40,196,636.

    13F-HR 0001085146-25-002565 filed by Welch & Forbes 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 93,248 shares
    Change vs previous 13F +3,800 shares

    0.44% of the 13F portfolio, value $34,393,592.

    13F-HR 0001085146-25-000876 filed by Welch & Forbes 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 89,448 shares
    Change vs previous 13F not available

    0.51% of the 13F portfolio, value $40,229,354.

    13F-HR 0001085146-24-005341 filed by Welch & Forbes LLC
    Filed (acceptance time not in the bulk data set), ingested

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