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GAMCO Investors (Gabelli): SPHR position timeline

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

GAMCO Investors (Gabelli) held 1,275,363 SPHR 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 1,275,363 shares
    Change vs previous 13F -44,148 shares

    0.8% of the 13F portfolio, value $220,676,060.

    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: 765,913 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 2,420 shares
    • GABELLI FUNDS LLC: 507,030 shares

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

  2. period ended2026-03-31
    13F 1,319,511 shares
    Change vs previous 13F -81,743 shares

    0.6% of the 13F portfolio, value $154,910,591.

    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: 794,755 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 2,420 shares
    • GABELLI FUNDS LLC: 522,336 shares

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

  3. period ended2025-12-31
    13F 1,401,254 shares
    Change vs previous 13F -20,514 shares

    0.52% of the 13F portfolio, value $133,231,230.

    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: 858,887 shares
    • GABELLI & Co INVESTMENT ADVISERS, INC.: 2,628 shares
    • GABELLI FUNDS LLC: 539,739 shares

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

  4. period ended2025-09-30
    13F 1,421,768 shares
    Change vs previous 13F -26,059 shares

    0.35% of the 13F portfolio, value $88,320,228.

    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: 873,629 shares
    • GABELLI FUNDS LLC: 548,139 shares

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

  5. period ended2025-06-30
    13F 1,447,827 shares
    Change vs previous 13F +8,271 shares

    0.25% of the 13F portfolio, value $60,519,168.

    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: 884,688 shares
    • GABELLI FUNDS LLC: 563,139 shares

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

  6. period ended2025-03-31
    13F 1,439,556 shares
    Change vs previous 13F -56,271 shares

    0.21% of the 13F portfolio, value $47,102,272.

    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: 885,917 shares
    • GABELLI FUNDS LLC: 553,639 shares

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

  7. period ended2024-12-31
    13F 1,495,827 shares
    Change vs previous 13F -73,257 shares

    0.26% of the 13F portfolio, value $60,311,744.

    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: 906,401 shares
    • GABELLI FUNDS LLC: 589,426 shares

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

  8. period ended2024-09-30
    13F 1,569,084 shares
    Change vs previous 13F not available

    0.29% of the 13F portfolio, value $69,322,131.

    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: 919,258 shares
    • GABELLI FUNDS LLC: 649,826 shares

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