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GAMCO Investors (Gabelli): GFF position timeline

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

GAMCO Investors (Gabelli) held 781,440 GFF 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 781,440 shares
    Change vs previous 13F -23,108 shares

    0.28% of the 13F portfolio, value $76,213,843.

    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: 500,440 shares
    • GABELLI FUNDS LLC: 281,000 shares

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

  2. period ended2026-03-31
    13F 804,548 shares
    Change vs previous 13F -6,097 shares

    0.23% of the 13F portfolio, value $58,474,549.

    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: 506,048 shares
    • GABELLI FUNDS LLC: 298,500 shares

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

  3. period ended2025-12-31
    13F 810,645 shares
    Change vs previous 13F -7,319 shares

    0.24% of the 13F portfolio, value $59,704,004.

    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: 512,145 shares
    • GABELLI FUNDS LLC: 298,500 shares

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

  4. period ended2025-09-30
    13F 817,964 shares
    Change vs previous 13F -20,086 shares

    0.25% of the 13F portfolio, value $62,287,959.

    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: 519,064 shares
    • GABELLI FUNDS LLC: 298,900 shares

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

  5. period ended2025-06-30
    13F 838,050 shares
    Change vs previous 13F -6,759 shares

    0.25% of the 13F portfolio, value $60,649,679.

    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: 535,450 shares
    • GABELLI FUNDS LLC: 302,600 shares

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

  6. period ended2025-03-31
    13F 844,809 shares
    Change vs previous 13F -10,500 shares

    0.27% of the 13F portfolio, value $60,403,844.

    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: 535,609 shares
    • GABELLI FUNDS LLC: 309,200 shares

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

  7. period ended2024-12-31
    13F 855,309 shares
    Change vs previous 13F -52,975 shares

    0.27% of the 13F portfolio, value $60,957,872.

    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: 542,909 shares
    • GABELLI FUNDS LLC: 312,400 shares

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

  8. period ended2024-09-30
    13F 908,284 shares
    Change vs previous 13F not available

    0.27% of the 13F portfolio, value $63,579,880.

    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: 585,884 shares
    • GABELLI FUNDS LLC: 322,400 shares

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