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GAMCO Investors (Gabelli): NABL position timeline

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

GAMCO Investors (Gabelli) held 145,891 NABL 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 145,891 shares
    Change vs previous 13F -84,341 shares

    <0.01% of the 13F portfolio, value $535,420.

    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: 14,075 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 116,316 shares

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

  2. period ended2026-03-31
    13F 230,232 shares
    Change vs previous 13F +47,848 shares

    <0.01% of the 13F portfolio, value $1,075,183.

    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: 14,075 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 200,657 shares

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

  3. period ended2025-12-31
    13F 182,384 shares
    Change vs previous 13F -5,640 shares

    0.01% of the 13F portfolio, value $1,364,232.

    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: 16,275 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 150,609 shares

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

  4. period ended2025-09-30
    13F 188,024 shares
    Change vs previous 13F -1,700 shares

    0.01% of the 13F portfolio, value $1,466,587.

    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: 16,275 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 156,249 shares

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

  5. period ended2025-06-30
    13F 189,724 shares
    Change vs previous 13F +29,516 shares

    0.01% of the 13F portfolio, value $1,536,765.

    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: 17,975 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 156,249 shares

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

  6. period ended2025-03-31
    13F 160,208 shares
    Change vs previous 13F -49,255 shares

    <0.01% of the 13F portfolio, value $1,135,875.

    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: 22,800 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 121,908 shares

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

  7. period ended2024-12-31
    13F 209,463 shares
    Change vs previous 13F -55,450 shares

    0.01% of the 13F portfolio, value $1,956,385.

    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: 52,055 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 141,908 shares

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

  8. period ended2024-09-30
    13F 264,913 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $3,459,763.

    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: 60,505 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 15,500 shares
    • GABELLI FUNDS LLC: 188,908 shares

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