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Disclosery

RHUMBLINE ADVISERS: GERN position timeline

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

RHUMBLINE ADVISERS held 732,065 GERN 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 732,065 shares
    Change vs previous 13F +31,964 shares

    <0.01% of the 13F portfolio, value $937,030.

    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 700,101 shares
    Change vs previous 13F -27,411 shares

    <0.01% of the 13F portfolio, value $1,043,138.

    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 727,512 shares
    Change vs previous 13F -110,141 shares

    <0.01% of the 13F portfolio, value $960,305.

    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 837,653 shares
    Change vs previous 13F -36,240 shares

    <0.01% of the 13F portfolio, value $1,147,575.

    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 873,893 shares
    Change vs previous 13F +34,437 shares

    <0.01% of the 13F portfolio, value $1,232,173.

    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 839,456 shares
    Change vs previous 13F +4,612 shares

    <0.01% of the 13F portfolio, value $1,334,723.

    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 834,844 shares
    Change vs previous 13F +12,070 shares

    <0.01% of the 13F portfolio, value $2,955,333.

    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 822,774 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $3,735,377.

    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).