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SCHWERIN BOYLE CAPITAL MANAGEMENT INC: GNTX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SCHWERIN BOYLE CAPITAL MANAGEMENT INC on GNTX, newest first. How the timeline and the estimate are built.

SCHWERIN BOYLE CAPITAL MANAGEMENT INC held 621,286 GNTX shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 621,286 shares
    Change vs previous 13F 0 shares

    1.92% of the 13F portfolio, value $15,699,897.

    13F-HR 0001376474-26-000541 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 621,286 shares
    Change vs previous 13F -74,432 shares

    1.72% of the 13F portfolio, value $13,575,099.

    13F-HR 0001376474-26-000375 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 695,718 shares
    Change vs previous 13F 0 shares

    1.77% of the 13F portfolio, value $16,189,358.

    13F-HR 0001376474-26-000166 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 695,718 shares
    Change vs previous 13F 0 shares

    2.15% of the 13F portfolio, value $19,688,819.

    13F-HR 0001376474-25-000927 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 695,718 shares
    Change vs previous 13F +176,500 shares

    1.71% of the 13F portfolio, value $15,298,839.

    13F-HR 0001376474-25-000745 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 519,218 shares
    Change vs previous 13F +91,218 shares

    1.25% of the 13F portfolio, value $12,097,779.

    13F-HR 0001376474-25-000460 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 428,000 shares
    Change vs previous 13F 0 shares

    1.26% of the 13F portfolio, value $12,296,440.

    13F-HR 0001376474-25-000206 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    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 428,000 shares
    Change vs previous 13F not available

    1.33% of the 13F portfolio, value $12,707,320.

    13F-HR 0001376474-24-000667 filed by SCHWERIN BOYLE CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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