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SeaBridge Investment Advisors LLC: JMBS position timeline

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

SeaBridge Investment Advisors LLC held 446,615 JMBS 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 446,615 shares
    Change vs previous 13F +28,614 shares

    2.91% of the 13F portfolio, value $20,093,226.

    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 418,001 shares
    Change vs previous 13F +3,806 shares

    3.2% of the 13F portfolio, value $18,885,286.

    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 414,195 shares
    Change vs previous 13F -17,358 shares

    3.12% of the 13F portfolio, value $18,924,570.

    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 431,553 shares
    Change vs previous 13F +111,010 shares

    3.2% of the 13F portfolio, value $19,709,026.

    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 320,543 shares
    Change vs previous 13F +62,435 shares

    2.68% of the 13F portfolio, value $14,440,463.

    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 258,108 shares
    Change vs previous 13F +145,100 shares

    2.52% of the 13F portfolio, value $11,666,482.

    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).

  7. period ended2024-12-31
    13F 113,008 shares
    Change vs previous 13F +39,222 shares

    1.04% of the 13F portfolio, value $4,992,694.

    13F-HR 0001085146-25-000452 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).

  8. period ended2024-09-30
    13F 73,786 shares
    Change vs previous 13F not available

    0.84% of the 13F portfolio, value $3,442,117.

    13F-HR 0001085146-24-005337 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).