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Disclosery

Port Capital LLC: GBCI position timeline

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

Port Capital LLC held 508,074 GBCI shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 508,074 shares
    Change vs previous 13F -15,525 shares

    1.07% of the 13F portfolio, value $26,206,457.

    13F-HR 0001104659-26-097336 filed by Port Capital 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 523,599 shares
    Change vs previous 13F +3,401 shares

    1.04% of the 13F portfolio, value $23,389,167.

    13F-HR 0001104659-26-062522 filed by Port Capital 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 520,198 shares
    Change vs previous 13F -178,950 shares

    0.99% of the 13F portfolio, value $22,914,722.

    13F-HR 0001104659-26-016441 filed by Port Capital 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 699,148 shares
    Change vs previous 13F +6,200 shares

    1.42% of the 13F portfolio, value $34,028,000.

    13F-HR 0001104659-25-112411 filed by Port Capital 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 692,948 shares
    Change vs previous 13F +4,725 shares

    1.27% of the 13F portfolio, value $29,852,000.

    13F-HR 0001104659-25-078671 filed by Port Capital 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 688,223 shares
    Change vs previous 13F +7,610 shares

    1.38% of the 13F portfolio, value $30,433,000.

    13F-HR 0001104659-25-049491 filed by Port Capital 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 680,613 shares
    Change vs previous 13F +20,700 shares

    1.56% of the 13F portfolio, value $34,180,000.

    13F-HR 0001104659-25-014092 filed by Port Capital 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 659,913 shares
    Change vs previous 13F not available

    1.35% of the 13F portfolio, value $30,158,000.

    13F-HR 0001104659-24-118811 filed by Port Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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