Cytek Biosciences, Inc.

CHARLES SCHWAB INVESTMENT MANAGEMENT INC CTKB

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

1,094,539

Value ($000)

5,527

Weight

0.0%

2021 Q3 - 2025 Q4 (18 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	2/13/2026	5,527	0.0%	1,094,539	12/31/2025
2025 Q3	11/10/2025	3,834	0.0%	1,105,021	9/30/2025
2025 Q2	8/12/2025	3,093	0.0%	909,590	6/30/2025
2025 Q1	9/15/2025	4,431	0.0%	1,104,889	3/31/2025
2024 Q4	2/6/2025	6,899	0.0%	1,062,990	12/31/2024
2024 Q3	11/12/2024	5,712	0.0%	1,030,962	9/30/2024
2024 Q2	8/12/2024	5,122	0.0%	917,835	6/30/2024
2024 Q1	5/9/2024	6,046	0.0%	900,993	3/31/2024
2023 Q4	2/6/2024	8,026	0.0%	880,038	12/31/2023
2023 Q3	11/8/2023	4,613	0.0%	835,693	9/30/2023
2023 Q2	8/10/2023	5,974	0.0%	699,492	6/30/2023
2023 Q1	5/12/2023	6,145	0.0%	668,674	3/31/2023
2022 Q4	2/13/2023	6,821	0.0%	668,061	12/31/2022
2022 Q3	11/14/2022	9,637	0.0%	654,662	9/30/2022
2022 Q2	8/15/2022	3,383	0.0%	315,256	6/30/2022
2022 Q1	5/13/2022	3,125	0.0%	289,846	3/31/2022
2021 Q4	2/11/2022	1,726	0.0%	105,704	12/31/2021
2021 Q3	11/16/2021	2,206	0.0%	102,990	9/30/2021