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GAMCO Investors (Gabelli): GOGO position timeline

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

GAMCO Investors (Gabelli) held 511,100 GOGO 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 511,100 shares
    Change vs previous 13F +28,700 shares

    0.01% of the 13F portfolio, value $1,584,410.

    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: 360,500 shares
    • GABELLI FUNDS LLC: 150,600 shares

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

  2. period ended2026-03-31
    13F 482,400 shares
    Change vs previous 13F +26,700 shares

    0.01% of the 13F portfolio, value $1,939,248.

    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: 362,100 shares
    • GABELLI FUNDS LLC: 120,300 shares

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

  3. period ended2025-12-31
    13F 455,700 shares
    Change vs previous 13F +26,300 shares

    0.01% of the 13F portfolio, value $2,123,562.

    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: 362,100 shares
    • GABELLI FUNDS LLC: 93,600 shares

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

  4. period ended2025-09-30
    13F 429,400 shares
    Change vs previous 13F -1,800 shares

    0.01% of the 13F portfolio, value $3,688,546.

    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: 361,800 shares
    • GABELLI FUNDS LLC: 67,600 shares

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

  5. period ended2025-06-30
    13F 431,200 shares
    Change vs previous 13F -2,600 shares

    0.03% of the 13F portfolio, value $6,330,016.

    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: 363,600 shares
    • GABELLI FUNDS LLC: 67,600 shares

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

  6. period ended2025-03-31
    13F 433,800 shares
    Change vs previous 13F +500 shares

    0.02% of the 13F portfolio, value $3,739,356.

    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: 366,200 shares
    • GABELLI FUNDS LLC: 67,600 shares

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

  7. period ended2024-12-31
    13F 433,300 shares
    Change vs previous 13F +19,300 shares

    0.02% of the 13F portfolio, value $3,505,397.

    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: 365,700 shares
    • GABELLI FUNDS LLC: 67,600 shares

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

  8. period ended2024-09-30
    13F 414,000 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,972,520.

    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: 346,400 shares
    • GABELLI FUNDS LLC: 67,600 shares

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