Castle Biosciences Inc

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM CSTL

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/17/2026

Shares

27,725

Value ($000)

1,079

Weight

0.0%

2019 Q4 - 2025 Q4 (25 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/17/2026	1,079	0.0%	27,725	12/31/2025
2025 Q3	11/14/2025	561	0.0%	24,622	9/30/2025
2025 Q2	8/14/2025	503	0.0%	24,620	6/30/2025
2025 Q1	5/15/2025	493	0.0%	24,620	3/31/2025
2024 Q4	3/18/2025	656	0.0%	24,620	12/31/2024
2024 Q3	4/4/2025	706	0.0%	24,771	9/30/2024
2024 Q2	4/8/2025	554	0.0%	25,428	6/30/2024
2024 Q1	5/16/2024	564	0.0%	25,484	3/31/2024
2023 Q4	2/13/2024	578	0.0%	26,766	12/31/2023
2023 Q3	11/14/2023	471	0.0%	27,878	9/30/2023
2023 Q2	8/21/2023	419	0.0%	30,565	6/30/2023
2023 Q1	5/9/2023	654	0.0%	28,800	3/31/2023
2022 Q4	2/14/2023	688	0.0%	29,221	12/31/2022
2022 Q3	11/21/2022	754	0.0%	28,898	9/30/2022
2022 Q2	8/15/2022	638	0.0%	29,058	6/30/2022
2022 Q1	5/16/2022	1,176	0.0%	26,217	3/31/2022
2021 Q4	2/15/2022	1,226	0.0%	28,594	12/31/2021
2021 Q3	11/15/2021	1,856	0.0%	27,906	9/30/2021
2021 Q2	8/16/2021	2,154	0.0%	29,374	6/30/2021
2021 Q1	5/18/2021	1,504	0.0%	21,972	3/31/2021
2020 Q4	2/16/2021	1,202	0.0%	17,899	12/31/2020
2020 Q3	11/17/2020	913	0.0%	17,750	9/30/2020
2020 Q2	8/17/2020	583	0.0%	15,457	6/30/2020
2020 Q1	5/13/2020	429	0.0%	14,404	3/31/2020
2019 Q4	2/14/2020	193	0.0%	5,610	12/31/2019