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CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM: COST position timeline

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

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM held 674,638 COST shares at 2026-06-30 per its 13F-HR/A filed 2026-08-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 674,638 shares
    Change vs previous 13F -12,504 shares

    0.58% of the 13F portfolio, value $631,103,610.

    13F-HR/A 0001081019-26-000020 filed by CALIFORNIA STATE TEACHERS 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 687,142 shares
    Change vs previous 13F -15,252 shares

    0.72% of the 13F portfolio, value $684,688,903.

    13F-HR 0001081019-26-000007 filed by CALIFORNIA STATE TEACHERS 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 702,394 shares
    Change vs previous 13F -8,215 shares

    0.61% of the 13F portfolio, value $605,702,442.

    13F-HR 0001081019-26-000004 filed by CALIFORNIA STATE TEACHERS 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 710,609 shares
    Change vs previous 13F +4,599 shares

    0.67% of the 13F portfolio, value $657,761,009.

    13F-HR 0001081019-25-000025 filed by CALIFORNIA STATE TEACHERS 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 706,010 shares
    Change vs previous 13F +3,168 shares

    0.78% of the 13F portfolio, value $698,907,539.

    13F-HR 0001081019-25-000018 filed by CALIFORNIA STATE TEACHERS 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 702,842 shares
    Change vs previous 13F -3,355 shares

    0.82% of the 13F portfolio, value $664,733,907.

    13F-HR 0001081019-25-000012 filed by CALIFORNIA STATE TEACHERS 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/A 706,197 shares
    Change vs previous 13F -18,288 shares

    0.76% of the 13F portfolio, value $647,067,125.

    13F-HR/A 0001081019-25-000009 filed by CALIFORNIA STATE TEACHERS 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/A 724,485 shares
    Change vs previous 13F not available

    0.75% of the 13F portfolio, value $642,270,442.

    13F-HR/A 0001081019-25-000010 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
    Filed (acceptance time not in the bulk data set), ingested

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