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GAMCO Investors (Gabelli): MATV position timeline

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

GAMCO Investors (Gabelli) held 148,200 MATV 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 148,200 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $1,121,874.

    13F-HR 0001140361-26-032508 filed by GAMCO INVESTORS, INC. ET AL
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 113,000 shares
    • GABELLI FUNDS LLC: 35,200 shares

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

  2. period ended2026-03-31
    13F 148,200 shares
    Change vs previous 13F -3,500 shares

    0.01% of the 13F portfolio, value $1,289,340.

    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: 113,000 shares
    • GABELLI FUNDS LLC: 35,200 shares

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

  3. period ended2025-12-31
    13F 151,700 shares
    Change vs previous 13F +19,300 shares

    0.01% of the 13F portfolio, value $1,843,155.

    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: 116,500 shares
    • GABELLI FUNDS LLC: 35,200 shares

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

  4. period ended2025-09-30
    13F 132,400 shares
    Change vs previous 13F -1,500 shares

    0.01% of the 13F portfolio, value $1,497,444.

    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: 97,200 shares
    • GABELLI FUNDS LLC: 35,200 shares

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

  5. period ended2025-06-30
    13F 133,900 shares
    Change vs previous 13F -10,800 shares

    <0.01% of the 13F portfolio, value $913,198.

    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: 99,700 shares
    • GABELLI FUNDS LLC: 34,200 shares

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

  6. period ended2025-03-31
    13F 144,700 shares
    Change vs previous 13F -12,500 shares

    <0.01% of the 13F portfolio, value $901,481.

    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: 106,700 shares
    • GABELLI FUNDS LLC: 38,000 shares

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

  7. period ended2024-12-31
    13F 157,200 shares
    Change vs previous 13F -12,200 shares

    0.01% of the 13F portfolio, value $1,713,480.

    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: 120,000 shares
    • GABELLI FUNDS LLC: 37,200 shares

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

  8. period ended2024-09-30
    13F 169,400 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,878,106.

    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: 125,200 shares
    • GABELLI FUNDS LLC: 44,200 shares

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