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Harpswell Capital Advisors, LLC: CLB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Harpswell Capital Advisors, LLC on CLB, newest first. How the timeline and the estimate are built.

Harpswell Capital Advisors, LLC held 11,700 CLB shares at 2026-09-30 per its 13F-HR filed 2026-10-09.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 11,700 shares
    Change vs previous 13F +46 shares

    0.07% of the 13F portfolio, value $113,490.

    13F-HR 0001806630-26-000004 filed by Harpswell Capital Advisors, LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 11,654 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $135,769.

    13F-HR 0001806630-26-000003 filed by Harpswell Capital Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec ยง4.2).