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Disclosery

GAMCO Investors (Gabelli): OGS position timeline

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

GAMCO Investors (Gabelli) held 229,760 OGS 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 229,760 shares
    Change vs previous 13F -752 shares

    0.07% of the 13F portfolio, value $17,707,603.

    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: 38,960 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  2. period ended2026-03-31
    13F 230,512 shares
    Change vs previous 13F -50 shares

    0.08% of the 13F portfolio, value $19,853,999.

    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: 39,712 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  3. period ended2025-12-31
    13F 230,562 shares
    Change vs previous 13F 0 shares

    0.07% of the 13F portfolio, value $17,810,915.

    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: 39,762 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  4. period ended2025-09-30
    13F 230,562 shares
    Change vs previous 13F 0 shares

    0.07% of the 13F portfolio, value $18,661,688.

    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: 39,762 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  5. period ended2025-06-30
    13F 230,562 shares
    Change vs previous 13F -500 shares

    0.07% of the 13F portfolio, value $16,568,185.

    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: 39,762 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  6. period ended2025-03-31
    13F 231,062 shares
    Change vs previous 13F -150 shares

    0.08% of the 13F portfolio, value $17,465,977.

    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: 40,262 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  7. period ended2024-12-31
    13F 231,212 shares
    Change vs previous 13F 0 shares

    0.07% of the 13F portfolio, value $16,011,431.

    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: 40,412 shares
    • GABELLI FUNDS LLC: 190,800 shares

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

  8. period ended2024-09-30
    13F 231,212 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $17,206,797.

    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: 40,412 shares
    • GABELLI FUNDS LLC: 190,800 shares

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