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Disclosery

RHUMBLINE ADVISERS: CWCO position timeline

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

RHUMBLINE ADVISERS held 21,570 CWCO 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 21,570 shares
    Change vs previous 13F +169 shares

    <0.01% of the 13F portfolio, value $636,309.

    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 21,401 shares
    Change vs previous 13F +372 shares

    <0.01% of the 13F portfolio, value $708,790.

    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 21,029 shares
    Change vs previous 13F -279 shares

    <0.01% of the 13F portfolio, value $742,104.

    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 21,308 shares
    Change vs previous 13F -780 shares

    <0.01% of the 13F portfolio, value $751,738.

    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 22,088 shares
    Change vs previous 13F +660 shares

    <0.01% of the 13F portfolio, value $663,073.

    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 21,428 shares
    Change vs previous 13F -781 shares

    <0.01% of the 13F portfolio, value $524,760.

    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 22,209 shares
    Change vs previous 13F -6,249 shares

    <0.01% of the 13F portfolio, value $574,981.

    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).

  8. period ended2024-09-30
    13F 28,458 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $717,415.

    13F-HR 0001115418-24-000011 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).