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Disclosery

RHUMBLINE ADVISERS: STX position timeline

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

RHUMBLINE ADVISERS held 229,645 STX 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 229,645 shares
    Change vs previous 13F +434 shares

    0.17% of the 13F portfolio, value $221,607,425.

    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 229,211 shares
    Change vs previous 13F -7,386 shares

    0.08% of the 13F portfolio, value $89,795,614.

    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 236,597 shares
    Change vs previous 13F -1,921 shares

    0.05% of the 13F portfolio, value $65,156,363.

    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 238,518 shares
    Change vs previous 13F -8,350 shares

    0.05% of the 13F portfolio, value $56,304,482.

    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 246,868 shares
    Change vs previous 13F +1,134 shares

    0.03% of the 13F portfolio, value $35,630,380.

    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 245,734 shares
    Change vs previous 13F +25,869 shares

    0.02% of the 13F portfolio, value $20,875,031.

    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 219,865 shares
    Change vs previous 13F -1,523 shares

    0.02% of the 13F portfolio, value $18,976,471.

    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 221,388 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $24,248,558.

    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).