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GAMCO Investors (Gabelli): BBIO position timeline

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

GAMCO Investors (Gabelli) held 69,800 BBIO 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 69,800 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $5,198,704.

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

    • GABELLI & Co INVESTMENT ADVISERS, INC.: 4,500 shares
    • GABELLI FUNDS LLC: 65,300 shares

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

  2. period ended2026-03-31
    13F 69,800 shares
    Change vs previous 13F +3,550 shares

    0.03% of the 13F portfolio, value $5,183,348.

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

    • GABELLI & Co INVESTMENT ADVISERS, INC.: 4,500 shares
    • GABELLI FUNDS LLC: 65,300 shares

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

  3. period ended2025-12-31
    13F 66,250 shares
    Change vs previous 13F -11,500 shares

    0.03% of the 13F portfolio, value $5,067,463.

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

    • GABELLI & Co INVESTMENT ADVISERS, INC.: 4,500 shares
    • GABELLI FUNDS LLC: 61,750 shares

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

  4. period ended2025-09-30
    13F 77,750 shares
    Change vs previous 13F +4,000 shares

    0.03% of the 13F portfolio, value $4,038,335.

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

    • GABELLI & Co INVESTMENT ADVISERS, INC.: 4,500 shares
    • GABELLI FUNDS LLC: 73,250 shares

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

  5. period ended2025-06-30
    13F 73,750 shares
    Change vs previous 13F +250 shares

    0.02% of the 13F portfolio, value $3,184,525.

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

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

  6. period ended2025-03-31
    13F 73,500 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $2,540,895.

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

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

  7. period ended2024-12-31
    13F 73,500 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $2,016,840.

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

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