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GAMCO Investors (Gabelli): AMGN position timeline

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

GAMCO Investors (Gabelli) held 60,318 AMGN 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 60,318 shares
    Change vs previous 13F -1,870 shares

    0.08% of the 13F portfolio, value $21,842,354.

    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: 4,618 shares
    • GABELLI FUNDS LLC: 55,700 shares

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

  2. period ended2026-03-31
    13F 62,188 shares
    Change vs previous 13F -2,732 shares

    0.09% of the 13F portfolio, value $21,880,848.

    13F-HR 0001140361-26-021337 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 5,023 shares
    • GABELLI FUNDS LLC: 57,165 shares

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

  3. period ended2025-12-31
    13F 64,920 shares
    Change vs previous 13F -2,820 shares

    0.08% of the 13F portfolio, value $21,248,965.

    13F-HR 0001140361-26-003893 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 5,020 shares
    • GABELLI FUNDS LLC: 59,900 shares

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

  4. period ended2025-09-30
    13F 67,740 shares
    Change vs previous 13F -845 shares

    0.08% of the 13F portfolio, value $19,116,228.

    13F-HR 0001140361-25-041671 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 5,140 shares
    • GABELLI FUNDS LLC: 62,600 shares

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

  5. period ended2025-06-30
    13F 68,585 shares
    Change vs previous 13F -2,010 shares

    0.08% of the 13F portfolio, value $19,149,618.

    13F-HR 0001140361-25-030816 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 5,685 shares
    • GABELLI FUNDS LLC: 62,900 shares

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

  6. period ended2025-03-31
    13F 70,595 shares
    Change vs previous 13F -2,036 shares

    0.1% of the 13F portfolio, value $21,993,873.

    13F-HR 0001140361-25-018974 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 4,545 shares
    • GABELLI FUNDS LLC: 66,050 shares

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

  7. period ended2024-12-31
    13F 72,631 shares
    Change vs previous 13F +5,430 shares

    0.08% of the 13F portfolio, value $18,930,544.

    13F-HR 0001140361-25-004328 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 5,281 shares
    • GABELLI FUNDS LLC: 67,350 shares

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

  8. period ended2024-09-30
    13F 67,201 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $21,652,835.

    13F-HR 0001140361-24-046503 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 5,251 shares
    • GABELLI FUNDS LLC: 61,950 shares

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