CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

CIK

0001081019

City

WEST SACRAMENTO

State / Country

Stock

PI — IMPINJ INC

Holdings in PI

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2025-12-31	$4,563,238	26,224	+6.7%	Shares	Sole	2026-02-17
2025-09-30	$4,441,750	24,574	-10.5%	Shares	Sole	2025-11-14
2025-06-30	$3,048,205	27,444	+1.5%	Shares	Sole	2025-08-14
2025-03-31	$2,453,344	27,049	+21.4%	Shares	Sole	2025-05-15
2024-12-31	$3,236,392	22,280	+0.2%	Shares	Sole	2025-03-18
2024-09-30	$4,815,404	22,240	-2.8%	Shares	Sole	2025-04-04
2024-06-30	$3,586,584	22,878	-0.7%	Shares	Sole	2025-04-08
2024-03-31	$2,957,795	23,034	-4.7%	Shares	Sole	2024-05-16
2023-12-31	$2,176,565	24,176	-3.6%	Shares	Sole	2024-02-13
2023-09-30	$1,380,757	25,091	-7.8%	Shares	Sole	2023-11-14
2023-06-30	$2,439,824	27,215	-0.4%	Shares	Sole	2023-08-21
2023-03-31	$3,704,710	27,337	-0.6%	Shares	Sole	2023-05-09
2022-12-31	$3,002,777	27,503	+2.4%	Shares	Sole	2023-02-14
2022-09-30	$2,149,925	26,864	-0.4%	Shares	Sole	2022-11-21
2022-06-30	$1,581,743	26,960	+14.2%	Shares	Sole	2022-08-15
2022-03-31	$1,500,179	23,610	-8.2%	Shares	Sole	2022-05-16
2021-12-31	$2,280,122	25,706	+3.5%	Shares	Sole	2022-02-15
2021-09-30	$1,418,309	24,826	-3.5%	Shares	Sole	2021-11-15
2021-06-30	$1,326,740	25,717	-0.5%	Shares	Sole	2021-08-16
2021-03-31	$1,470,203	25,852	-0.3%	Shares	Sole	2021-05-18
2020-12-31	$1,085,689	25,930	-0.0%	Shares	Sole	2021-02-16
2020-09-30	$683,466	25,938	0.0%	Shares	Sole	2020-11-17
2020-06-30	$712,516	25,938	0.0%	Shares	Sole	2020-08-17
2020-03-31	$433,423	25,938	—	Shares	Sole	2020-05-13