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ProShare Advisors LLC: RBBN position timeline

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

ProShare Advisors LLC held 12,277 RBBN 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 12,277 shares
    Change vs previous 13F -1,320 shares

    <0.01% of the 13F portfolio, value $28,728.

    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 13,597 shares
    Change vs previous 13F -3,546 shares

    <0.01% of the 13F portfolio, value $28,825.

    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 17,143 shares
    Change vs previous 13F +1,076 shares

    <0.01% of the 13F portfolio, value $49,372.

    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 16,067 shares
    Change vs previous 13F -3,169 shares

    <0.01% of the 13F portfolio, value $61,054.

    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 19,236 shares
    Change vs previous 13F -581 shares

    <0.01% of the 13F portfolio, value $77,136.

    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 19,817 shares
    Change vs previous 13F -5,965 shares

    <0.01% of the 13F portfolio, value $77,682.

    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 25,782 shares
    Change vs previous 13F +8,485 shares

    <0.01% of the 13F portfolio, value $107,253.

    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 17,297 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $56,215.

    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).