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Disclosery

RHUMBLINE ADVISERS: BKV position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RHUMBLINE ADVISERS on BKV, newest first. How the timeline and the estimate are built.

RHUMBLINE ADVISERS held 42,406 BKV 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 42,406 shares
    Change vs previous 13F +10,663 shares

    <0.01% of the 13F portfolio, value $1,160,216.

    13F-HR 0001115418-26-000005 filed by RHUMBLINE ADVISERS
    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 31,743 shares
    Change vs previous 13F +4,936 shares

    <0.01% of the 13F portfolio, value $905,304.

    13F-HR 0001115418-26-000003 filed by RHUMBLINE ADVISERS
    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 26,807 shares
    Change vs previous 13F +1,646 shares

    <0.01% of the 13F portfolio, value $727,803.

    13F-HR 0001115418-26-000002 filed by RHUMBLINE ADVISERS
    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 25,161 shares
    Change vs previous 13F -1,365 shares

    <0.01% of the 13F portfolio, value $581,968.

    13F-HR 0001115418-25-000021 filed by RHUMBLINE ADVISERS
    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 26,526 shares
    Change vs previous 13F +7,830 shares

    <0.01% of the 13F portfolio, value $639,801.

    13F-HR 0001115418-25-000017 filed by RHUMBLINE ADVISERS
    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/A 18,696 shares
    Change vs previous 13F -20,642 shares

    <0.01% of the 13F portfolio, value $392,616.

    13F-HR/A 0001115418-25-000005 filed by RHUMBLINE ADVISERS
    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/A 39,338 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $935,451.

    13F-HR/A 0001115418-25-000006 filed by RHUMBLINE ADVISERS
    Filed (acceptance time not in the bulk data set), ingested

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