STRS Ohio’s Cytek Biosciences CTKB Stock Holding History

STRS Ohio’s Portfolio CTKB Stock Details CTKB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$114K	Hold	26,200	–	–	﹤0.01%	1726
2025 Q4	$132K	Hold	26,200	–	–	﹤0.01%	1716
2025 Q3	$90.9K	Hold	26,200	–	–	﹤0.01%	1868
2025 Q2	$89.1K	Hold	26,200	–	–	﹤0.01%	1903
2025 Q1	$105K	Hold	26,200	–	–	﹤0.01%	1657
2024 Q4	$170K	Hold	26,200	–	–	﹤0.01%	1546
2024 Q3	$145K	Buy	+26,200	New	+$149K	﹤0.01%	1642
2023 Q3	–	Sell	-18,300	Closed	-$156K	–	1961
2023 Q2	$156K	Sell	18,300 -50,600	-73%	-$454K	﹤0.01%	1647
2023 Q1	$633K	Buy	68,900 +28,800	+72%	+$310K	﹤0.01%	1147
2022 Q4	$409K	Buy	40,100 +18,400	+85%	+$247K	﹤0.01%	1397
2022 Q3	$319K	Buy	+21,700	New	+$282K	﹤0.01%	1476
2022 Q1	–	Sell	-3,700	Closed	-$60K	–	2156
2021 Q4	$60K	Hold	3,700	–	–	﹤0.01%	1974
2021 Q3	$79K	Buy	+3,700	New	+$87K	﹤0.01%	1983

Other funds holding CTKB

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

TCM

Topline Capital Management Santa Monica, California $605M AUM 26.24% 1-Year Est. Return

HHLR Advisors Grand Cayman, Cayman Islands $1.67B AUM 7.53% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

STRS Ohio's CTKB Position: Q1 2026 in Review

STRS Ohio held its Cytek Biosciences (CTKB) position steady in Q1 2026 at 26,200 shares worth $114K. The position accounts for ﹤0.01% of the portfolio, ranked #1726.

STRS Ohio first reported a position in CTKB in Q3 2021 and has held it in 13 quarters since. The position peaked at $633K in Q1 2023. 165 funds tracked by Wall St. Rank hold CTKB as of Q1 2026.

STRS Ohio held 26,200 shares of Cytek Biosciences worth $114K as of Q1 2026.
STRS Ohio left its Cytek Biosciences share count unchanged in Q1 2026.
Cytek Biosciences made up ﹤0.01% of STRS Ohio's portfolio in Q1 2026, its #1726 holding.
STRS Ohio first reported a position in Cytek Biosciences in Q3 2021 and has held it in 13 quarters since.
STRS Ohio's Cytek Biosciences position peaked at $633K in Q1 2023.
165 funds tracked by Wall St. Rank held Cytek Biosciences as of Q1 2026.

Based on STRS Ohio's 13F filing for Q1 2026, filed 24 Apr 2026.