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Disclosery

HARBOR INVESTMENT ADVISORY, LLC: MAR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HARBOR INVESTMENT ADVISORY, LLC on MAR, newest first. How the timeline and the estimate are built.

HARBOR INVESTMENT ADVISORY, LLC held 531,857 MAR shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 531,857 shares
    Change vs previous 13F -182 shares

    12.89% of the 13F portfolio, value $189,165,716.

    13F-HR 0001468792-26-000011 filed by HARBOR INVESTMENT ADVISORY, LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 532,039 shares
    Change vs previous 13F -1,872 shares

    13.78% of the 13F portfolio, value $197,168,433.

    13F-HR 0001468792-26-000006 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 533,911 shares
    Change vs previous 13F -32,458 shares

    13.77% of the 13F portfolio, value $174,626,323.

    13F-HR 0001468792-26-000005 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 566,369 shares
    Change vs previous 13F -5,998 shares

    13.21% of the 13F portfolio, value $175,710,331.

    13F-HR 0001468792-26-000001 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 572,367 shares
    Change vs previous 13F +14,898 shares

    12.34% of the 13F portfolio, value $149,067,240.

    13F-HR 0001468792-25-000006 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 557,469 shares
    Change vs previous 13F -150 shares

    13.57% of the 13F portfolio, value $152,306,044.

    13F-HR 0001468792-25-000005 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 557,619 shares
    Change vs previous 13F -142 shares

    12.93% of the 13F portfolio, value $132,824,759.

    13F-HR 0001468792-25-000004 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 557,761 shares
    Change vs previous 13F not available

    14.56% of the 13F portfolio, value $155,581,990.

    13F-HR 0001468792-25-000001 filed by HARBOR INVESTMENT ADVISORY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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