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GAMCO Investors (Gabelli): SMP position timeline

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

GAMCO Investors (Gabelli) held 1,421,648 SMP 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 1,421,648 shares
    Change vs previous 13F -15,094 shares

    0.21% of the 13F portfolio, value $55,401,631.

    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: 979,834 shares
    • GABELLI FUNDS LLC: 441,814 shares

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

  2. period ended2026-03-31
    13F 1,436,742 shares
    Change vs previous 13F +16,848 shares

    0.2% of the 13F portfolio, value $49,912,424.

    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: 996,928 shares
    • GABELLI FUNDS LLC: 439,814 shares

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

  3. period ended2025-12-31
    13F 1,419,894 shares
    Change vs previous 13F +41,330 shares

    0.21% of the 13F portfolio, value $52,323,102.

    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: 980,264 shares
    • GABELLI FUNDS LLC: 439,630 shares

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

  4. period ended2025-09-30
    13F 1,378,564 shares
    Change vs previous 13F +6,769 shares

    0.22% of the 13F portfolio, value $56,272,990.

    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: 940,554 shares
    • GABELLI FUNDS LLC: 438,010 shares

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

  5. period ended2025-06-30
    13F 1,371,795 shares
    Change vs previous 13F +257,585 shares

    0.17% of the 13F portfolio, value $42,141,543.

    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: 956,691 shares
    • GABELLI FUNDS LLC: 415,104 shares

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

  6. period ended2025-03-31
    13F 1,114,210 shares
    Change vs previous 13F +73,253 shares

    0.13% of the 13F portfolio, value $27,777,255.

    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: 790,210 shares
    • GABELLI FUNDS LLC: 324,000 shares

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

  7. period ended2024-12-31
    13F 1,040,957 shares
    Change vs previous 13F +34,197 shares

    0.14% of the 13F portfolio, value $32,248,848.

    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: 717,457 shares
    • GABELLI FUNDS LLC: 323,500 shares

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

  8. period ended2024-09-30
    13F 1,006,760 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $33,424,432.

    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: 685,260 shares
    • GABELLI FUNDS LLC: 321,500 shares

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