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Disclosery

GAMCO Investors (Gabelli): NSLR position timeline

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

GAMCO Investors (Gabelli) held 1,470,556 NSLR 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 1,470,556 shares
    Change vs previous 13F -78,046 shares

    0.07% of the 13F portfolio, value $18,440,772.

    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: 243,500 shares
    • GABELLI FUNDS LLC: 1,227,056 shares

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

  2. period ended2026-03-31
    13F 1,548,602 shares
    Change vs previous 13F +25,094 shares

    0.07% of the 13F portfolio, value $16,585,527.

    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: 244,500 shares
    • GABELLI FUNDS LLC: 1,304,102 shares

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

  3. period ended2025-12-31
    13F 1,523,508 shares
    Change vs previous 13F -233,336 shares

    0.06% of the 13F portfolio, value $14,381,916.

    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: 261,300 shares
    • GABELLI FUNDS LLC: 1,262,208 shares

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

  4. period ended2025-09-30
    13F 1,756,844 shares
    Change vs previous 13F +21,010 shares

    0.06% of the 13F portfolio, value $15,811,596.

    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: 282,500 shares
    • GABELLI FUNDS LLC: 1,474,344 shares

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

  5. period ended2025-06-30
    13F 1,735,834 shares
    Change vs previous 13F +235,924 shares

    0.06% of the 13F portfolio, value $14,251,197.

    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: 285,000 shares
    • GABELLI FUNDS LLC: 1,450,834 shares

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

  6. period ended2025-03-31
    13F 1,499,910 shares
    Change vs previous 13F +124,660 shares

    0.03% of the 13F portfolio, value $7,454,553.

    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: 225,750 shares
    • GABELLI FUNDS LLC: 1,274,160 shares

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

  7. period ended2024-12-31
    13F 1,375,250 shares
    Change vs previous 13F +223,750 shares

    0.04% of the 13F portfolio, value $8,086,470.

    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: 210,750 shares
    • GABELLI FUNDS LLC: 1,164,500 shares

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

  8. period ended2024-09-30
    13F 1,151,500 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $4,652,060.

    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: 199,000 shares
    • GABELLI FUNDS LLC: 952,500 shares

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