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GAMCO Investors (Gabelli): JHG position timeline

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

GAMCO Investors (Gabelli) held 1,454,279 JHG 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 1,454,279 shares
    Change vs previous 13F +445,997 shares

    0.27% of the 13F portfolio, value $75,549,794.

    13F-HR 0001140361-26-032509 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 387,687 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 385,800 shares
    • GABELLI FUNDS LLC: 680,792 shares

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

  2. period ended2026-03-31
    13F 1,008,282 shares
    Change vs previous 13F +129,750 shares

    0.2% of the 13F portfolio, value $51,795,447.

    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: 398,208 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 221,450 shares
    • GABELLI FUNDS LLC: 388,624 shares

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

  3. period ended2025-12-31
    13F 878,532 shares
    Change vs previous 13F +351,350 shares

    0.16% of the 13F portfolio, value $41,791,767.

    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: 436,032 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 141,400 shares
    • GABELLI FUNDS LLC: 301,100 shares

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

  4. period ended2025-09-30
    13F 527,182 shares
    Change vs previous 13F -7,550 shares

    0.09% of the 13F portfolio, value $23,464,871.

    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: 417,132 shares
    • GABELLI FUNDS LLC: 110,050 shares

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

  5. period ended2025-06-30
    13F 534,732 shares
    Change vs previous 13F -1,309 shares

    0.09% of the 13F portfolio, value $20,768,991.

    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: 427,332 shares
    • GABELLI FUNDS LLC: 107,400 shares

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

  6. period ended2025-03-31
    13F 536,041 shares
    Change vs previous 13F -1,350 shares

    0.09% of the 13F portfolio, value $19,377,882.

    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: 430,341 shares
    • GABELLI FUNDS LLC: 105,700 shares

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

  7. period ended2024-12-31
    13F 537,391 shares
    Change vs previous 13F -32,070 shares

    0.1% of the 13F portfolio, value $22,855,240.

    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: 431,441 shares
    • GABELLI FUNDS LLC: 105,950 shares

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

  8. period ended2024-09-30
    13F 569,461 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $21,679,380.

    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: 463,261 shares
    • GABELLI FUNDS LLC: 106,200 shares

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