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Disclosery

ARIZONA STATE RETIREMENT SYSTEM: WMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ARIZONA STATE RETIREMENT SYSTEM on WMB, newest first. How the timeline and the estimate are built.

ARIZONA STATE RETIREMENT SYSTEM held 339,319 WMB shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 339,319 shares
    Change vs previous 13F +4,727 shares

    0.13% of the 13F portfolio, value $25,224,974.

    13F-HR 0000897069-26-001594 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 334,592 shares
    Change vs previous 13F -9,991 shares

    0.14% of the 13F portfolio, value $24,351,606.

    13F-HR 0000897069-26-000996 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 344,583 shares
    Change vs previous 13F -11,882 shares

    0.11% of the 13F portfolio, value $20,712,884.

    13F-HR 0000897069-26-000191 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 356,465 shares
    Change vs previous 13F -333 shares

    0.12% of the 13F portfolio, value $22,582,058.

    13F-HR 0000897069-25-001611 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 356,798 shares
    Change vs previous 13F -949 shares

    0.13% of the 13F portfolio, value $22,410,482.

    13F-HR 0000897069-25-001322 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 357,747 shares
    Change vs previous 13F +7,267 shares

    0.14% of the 13F portfolio, value $21,378,961.

    13F-HR 0000897069-25-000898 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 350,480 shares
    Change vs previous 13F +1,034 shares

    0.12% of the 13F portfolio, value $18,967,978.

    13F-HR 0000897069-25-000186 filed by ARIZONA STATE RETIREMENT SYSTEM
    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 349,446 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $15,952,210.

    13F-HR 0000897069-24-002139 filed by ARIZONA STATE RETIREMENT SYSTEM
    Filed (acceptance time not in the bulk data set), ingested

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