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GAMCO Investors (Gabelli): GIS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMCO Investors (Gabelli) on GIS, newest first. How the timeline and the estimate are built.

GAMCO Investors (Gabelli) held 521,740 GIS shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 521,740 shares
    Change vs previous 13F -17,068 shares

    0.07% of the 13F portfolio, value $18,156,552.

    13F-HR 0001140361-26-032508 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 353,740 shares
    • GABELLI FUNDS LLC: 168,000 shares

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

  2. period ended2026-03-31
    13F 538,808 shares
    Change vs previous 13F -21,364 shares

    0.08% of the 13F portfolio, value $20,054,434.

    13F-HR 0001140361-26-021334 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 369,808 shares
    • GABELLI FUNDS LLC: 169,000 shares

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

  3. period ended2025-12-31
    13F 560,172 shares
    Change vs previous 13F -43,062 shares

    0.1% of the 13F portfolio, value $26,047,998.

    13F-HR 0001140361-26-003895 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 383,172 shares
    • GABELLI FUNDS LLC: 177,000 shares

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

  4. period ended2025-09-30
    13F 603,234 shares
    Change vs previous 13F -8,827 shares

    0.12% of the 13F portfolio, value $30,415,058.

    13F-HR 0001140361-25-041670 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 395,634 shares
    • GABELLI FUNDS LLC: 207,600 shares

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

  5. period ended2025-06-30
    13F 612,061 shares
    Change vs previous 13F +590 shares

    0.13% of the 13F portfolio, value $31,710,880.

    13F-HR 0001140361-25-030814 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 404,461 shares
    • GABELLI FUNDS LLC: 207,600 shares

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

  6. period ended2025-03-31
    13F 611,471 shares
    Change vs previous 13F -24,460 shares

    0.16% of the 13F portfolio, value $36,559,851.

    13F-HR 0001140361-25-018975 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 403,871 shares
    • GABELLI FUNDS LLC: 207,600 shares

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

  7. period ended2024-12-31
    13F 635,931 shares
    Change vs previous 13F -12,067 shares

    0.18% of the 13F portfolio, value $40,553,320.

    13F-HR 0001140361-25-004330 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 413,581 shares
    • GABELLI FUNDS LLC: 222,350 shares

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

  8. period ended2024-09-30
    13F 647,998 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $47,854,653.

    13F-HR 0001140361-24-046738 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 420,348 shares
    • GABELLI FUNDS LLC: 227,650 shares

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