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CAPSTONE INVESTMENT ADVISORS, LLC: ATI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CAPSTONE INVESTMENT ADVISORS, LLC on ATI, newest first. How the timeline and the estimate are built.

CAPSTONE INVESTMENT ADVISORS, LLC held 10,849 ATI shares at 2026-06-30 per its 13F-HR filed 2026-08-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 10,849 shares
    Change vs previous 13F -14,170 shares

    0.01% of the 13F portfolio, value $2,138,338.

    13F-HR 0001426196-26-000004 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 25,019 shares
    Change vs previous 13F +18,615 shares

    0.03% of the 13F portfolio, value $3,639,264.

    13F-HR 0001426196-26-000003 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 6,404 shares
    Change vs previous 13F -28,662 shares

    0.01% of the 13F portfolio, value $734,923.

    13F-HR 0001426196-26-000001 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 35,066 shares
    Change vs previous 13F +4,066 shares

    0.02% of the 13F portfolio, value $2,852,268.

    13F-HR 0001426196-25-000006 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 31,000 shares
    Change vs previous 13F +31,000 shares

    0.02% of the 13F portfolio, value $2,676,540.

    13F-HR 0001426196-25-000002 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -108,000 shares

    13F-HR 0001426196-25-000001 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  7. period ended2024-12-31
    13F 108,000 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $5,944,320.

    13F-HR 0001752724-25-024544 filed by CAPSTONE INVESTMENT ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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