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GAMCO Investors (Gabelli): NSSC position timeline

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

GAMCO Investors (Gabelli) held 197,300 NSSC 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 197,300 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $7,493,454.

    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: 178,900 shares
    • GABELLI FUNDS LLC: 18,400 shares

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

  2. period ended2026-03-31
    13F 197,300 shares
    Change vs previous 13F -11,100 shares

    0.03% of the 13F portfolio, value $7,771,647.

    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: 178,900 shares
    • GABELLI FUNDS LLC: 18,400 shares

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

  3. period ended2025-12-31
    13F 208,400 shares
    Change vs previous 13F -9,600 shares

    0.03% of the 13F portfolio, value $8,690,280.

    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: 188,400 shares
    • GABELLI FUNDS LLC: 20,000 shares

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

  4. period ended2025-09-30
    13F 218,000 shares
    Change vs previous 13F 0 shares

    0.04% of the 13F portfolio, value $9,363,100.

    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: 198,000 shares
    • GABELLI FUNDS LLC: 20,000 shares

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

  5. period ended2025-06-30
    13F 218,000 shares
    Change vs previous 13F -5,000 shares

    0.03% of the 13F portfolio, value $6,472,420.

    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: 198,000 shares
    • GABELLI FUNDS LLC: 20,000 shares

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

  6. period ended2025-03-31
    13F 223,000 shares
    Change vs previous 13F +15,000 shares

    0.02% of the 13F portfolio, value $5,133,460.

    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: 203,000 shares
    • GABELLI FUNDS LLC: 20,000 shares

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

  7. period ended2024-12-31
    13F 208,000 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $7,396,480.

    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: 198,000 shares
    • GABELLI FUNDS LLC: 10,000 shares

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

  8. period ended2024-09-30
    13F 208,000 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $8,415,680.

    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: 198,000 shares
    • GABELLI FUNDS LLC: 10,000 shares

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