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SeaBridge Investment Advisors LLC: SPTS position timeline

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

SeaBridge Investment Advisors LLC held 527,316 SPTS shares at 2026-06-30 per its 13F-HR filed 2026-07-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 527,316 shares
    Change vs previous 13F +32,197 shares

    2.21% of the 13F portfolio, value $15,297,452.

    13F-HR 0001304229-26-000004 filed by SeaBridge Investment Advisors 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 495,119 shares
    Change vs previous 13F -14,388 shares

    2.44% of the 13F portfolio, value $14,447,573.

    13F-HR 0001304229-26-000003 filed by SeaBridge Investment Advisors 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 509,507 shares
    Change vs previous 13F +137,359 shares

    2.46% of the 13F portfolio, value $14,918,365.

    13F-HR 0001304229-26-000001 filed by SeaBridge Investment Advisors 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 372,148 shares
    Change vs previous 13F -84,661 shares

    1.77% of the 13F portfolio, value $10,911,380.

    13F-HR 0001304229-25-000009 filed by SeaBridge Investment Advisors 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 456,809 shares
    Change vs previous 13F +3,097 shares

    2.49% of the 13F portfolio, value $13,379,936.

    13F-HR 0001085146-25-003905 filed by SeaBridge Investment Advisors 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 453,712 shares
    Change vs previous 13F not available

    2.87% of the 13F portfolio, value $13,266,539.

    13F-HR 0001085146-25-002561 filed by SeaBridge Investment Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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