CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM: GERN position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM on GERN, newest first. How the timeline and the estimate are built.
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM held 542,133 GERN shares at 2026-06-30 per its 13F-HR/A filed 2026-08-24.
the latest 13F is the newest step
- period ended2026-06-3013F/A 542,133 sharesChange vs previous 13F -195,010 shares
<0.01% of the 13F portfolio, value $693,930.
13F-HR/A 0001081019-26-000020 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 737,143 sharesChange vs previous 13F +261,886 shares
<0.01% of the 13F portfolio, value $1,098,343.
13F-HR 0001081019-26-000007 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 475,257 sharesChange vs previous 13F -4,173 shares
<0.01% of the 13F portfolio, value $627,339.
13F-HR 0001081019-26-000004 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 479,430 sharesChange vs previous 13F -73 shares
<0.01% of the 13F portfolio, value $656,819.
13F-HR 0001081019-25-000025 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 479,503 sharesChange vs previous 13F -5,459 shares
<0.01% of the 13F portfolio, value $676,099.
13F-HR 0001081019-25-000018 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 484,962 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $771,090.
13F-HR 0001081019-25-000012 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F/A 484,962 sharesChange vs previous 13F +52,846 shares
<0.01% of the 13F portfolio, value $1,716,765.
13F-HR/A 0001081019-25-000009 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F/A 432,116 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $1,961,807.
13F-HR/A 0001081019-25-000010 filed by CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).