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Disclosery

ARIZONA STATE RETIREMENT SYSTEM: ASPN position timeline

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

ARIZONA STATE RETIREMENT SYSTEM held 0 ASPN shares at 2026-03-31 per its 13F-HR filed 2026-05-01.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -19,323 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 19,323 shares
    Change vs previous 13F -1,345 shares

    <0.01% of the 13F portfolio, value $54,684.

    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).

  3. period ended2025-09-30
    13F 20,668 shares
    Change vs previous 13F +301 shares

    <0.01% of the 13F portfolio, value $143,849.

    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).

  4. period ended2025-06-30
    13F 20,367 shares
    Change vs previous 13F +363 shares

    <0.01% of the 13F portfolio, value $120,573.

    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).

  5. period ended2025-03-31
    13F 20,004 shares
    Change vs previous 13F +989 shares

    <0.01% of the 13F portfolio, value $127,826.

    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).

  6. period ended2024-12-31
    13F 19,015 shares
    Change vs previous 13F +375 shares

    <0.01% of the 13F portfolio, value $225,898.

    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).

  7. period ended2024-09-30
    13F 18,640 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $516,142.

    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).