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GAMCO Investors (Gabelli): BCO position timeline

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

GAMCO Investors (Gabelli) held 21,596 BCO 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 21,596 shares
    Change vs previous 13F -11,800 shares

    0.01% of the 13F portfolio, value $2,040,607.

    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: 5,646 shares
    • GABELLI FUNDS LLC: 15,950 shares

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

  2. period ended2026-03-31
    13F 33,396 shares
    Change vs previous 13F +4,115 shares

    0.01% of the 13F portfolio, value $3,460,828.

    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: 16,946 shares
    • GABELLI FUNDS LLC: 16,450 shares

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

  3. period ended2025-12-31
    13F 29,281 shares
    Change vs previous 13F +3,300 shares

    0.01% of the 13F portfolio, value $3,417,971.

    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: 17,281 shares
    • GABELLI FUNDS LLC: 12,000 shares

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

  4. period ended2025-09-30
    13F 25,981 shares
    Change vs previous 13F +1,075 shares

    0.01% of the 13F portfolio, value $3,036,140.

    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: 13,981 shares
    • GABELLI FUNDS LLC: 12,000 shares

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

  5. period ended2025-06-30
    13F 24,906 shares
    Change vs previous 13F -189 shares

    0.01% of the 13F portfolio, value $2,223,857.

    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: 12,906 shares
    • GABELLI FUNDS LLC: 12,000 shares

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

  6. period ended2025-03-31
    13F 25,095 shares
    Change vs previous 13F -510 shares

    0.01% of the 13F portfolio, value $2,162,185.

    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: 13,095 shares
    • GABELLI FUNDS LLC: 12,000 shares

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

  7. period ended2024-12-31
    13F 25,605 shares
    Change vs previous 13F -11,900 shares

    0.01% of the 13F portfolio, value $2,375,376.

    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: 13,605 shares
    • GABELLI FUNDS LLC: 12,000 shares

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

  8. period ended2024-09-30
    13F 37,505 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $4,337,078.

    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: 17,505 shares
    • GABELLI FUNDS LLC: 20,000 shares

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