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ProShare Advisors LLC: KOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ProShare Advisors LLC on KOS, newest first. How the timeline and the estimate are built.

ProShare Advisors LLC held 77,912 KOS shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 77,912 shares
    Change vs previous 13F +9,136 shares

    <0.01% of the 13F portfolio, value $164,394.

    13F-HR 0001357955-26-000003 filed by ProShare 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 68,776 shares
    Change vs previous 13F -17,944 shares

    <0.01% of the 13F portfolio, value $191,197.

    13F-HR 0001357955-26-000002 filed by ProShare 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 86,720 shares
    Change vs previous 13F +5,583 shares

    <0.01% of the 13F portfolio, value $78,690.

    13F-HR 0001357955-26-000001 filed by ProShare 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 81,137 shares
    Change vs previous 13F -16,165 shares

    <0.01% of the 13F portfolio, value $134,688.

    13F-HR 0001357955-25-000003 filed by ProShare 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 97,302 shares
    Change vs previous 13F -3,982 shares

    <0.01% of the 13F portfolio, value $167,359.

    13F-HR 0001085146-25-004670 filed by ProShare 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 101,284 shares
    Change vs previous 13F -30,478 shares

    <0.01% of the 13F portfolio, value $230,928.

    13F-HR 0001085146-25-002761 filed by ProShare Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 131,762 shares
    Change vs previous 13F +43,353 shares

    <0.01% of the 13F portfolio, value $450,625.

    13F-HR 0001085146-25-001369 filed by ProShare Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 88,409 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $356,289.

    13F-HR 0001085146-24-005691 filed by ProShare Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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