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Disclosery

RHUMBLINE ADVISERS: RBRK position timeline

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

RHUMBLINE ADVISERS held 139,213 RBRK 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 139,213 shares
    Change vs previous 13F +4,679 shares

    0.01% of the 13F portfolio, value $11,175,970.

    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 134,534 shares
    Change vs previous 13F +10,143 shares

    0.01% of the 13F portfolio, value $6,588,078.

    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 124,391 shares
    Change vs previous 13F +12,384 shares

    0.01% of the 13F portfolio, value $9,513,379.

    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 112,007 shares
    Change vs previous 13F +14,522 shares

    0.01% of the 13F portfolio, value $9,212,534.

    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 97,485 shares
    Change vs previous 13F +94,505 shares

    0.01% of the 13F portfolio, value $8,733,630.

    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 2,980 shares
    Change vs previous 13F +2,000 shares

    <0.01% of the 13F portfolio, value $181,720.

    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 980 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $64,052.

    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).