Teacher Retirement System of Texas’s Cytek Biosciences CTKB Stock Holding History

Teacher Retirement System of Texas’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
2025 Q3	–	Sell	-92,638	Closed	-$315K	–	2042
2025 Q2	$315K	Buy	92,638 +1,466	+2%	+$4.88K	﹤0.01%	1749
2025 Q1	$366K	Sell	91,172 -15,425	-14%	-$79.9K	﹤0.01%	1655
2024 Q4	$692K	Buy	+106,597	New	+$635K	﹤0.01%	1189
2023 Q2	–	Sell	-13,267	Closed	-$122K	–	1962
2023 Q1	$122K	Buy	13,267 +153	+1%	+$1.65K	﹤0.01%	1953
2022 Q4	$134K	Sell	13,114 -7,890	-38%	-$106K	﹤0.01%	1923
2022 Q3	$309K	Buy	21,004 +10,401	+98%	+$135K	﹤0.01%	1736
2022 Q2	$114K	Buy	+10,603	New	+$106K	﹤0.01%	1806

Other funds holding CTKB

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

Focus Partners Wealth Boston, Massachusetts $89.9B AUM 20.5% 1-Year Est. Return

TCM

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

BCM

Brown Capital Management Baltimore, Maryland $704M AUM 6.25% 1-Year Est. Return

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

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

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

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

Teacher Retirement System of Texas's CTKB Position: Q3 2025 in Review

Teacher Retirement System of Texas sold out of Cytek Biosciences (CTKB) in Q3 2025, closing a stake of 92,638 shares — an estimated $315K sold.

Teacher Retirement System of Texas first reported a position in CTKB in Q2 2022 and held it in 7 quarters. The position peaked at $692K in Q4 2024. 153 funds tracked by Wall St. Rank hold CTKB as of Q3 2025.

Teacher Retirement System of Texas reported no remaining Cytek Biosciences position as of Q3 2025 after selling out during the quarter.
Teacher Retirement System of Texas sold 92,638 Cytek Biosciences shares in Q3 2025, an estimated $315K.
Teacher Retirement System of Texas first reported a position in Cytek Biosciences in Q2 2022 and held it in 7 quarters.
Teacher Retirement System of Texas's Cytek Biosciences position peaked at $692K in Q4 2024.
153 funds tracked by Wall St. Rank held Cytek Biosciences as of Q3 2025.

Based on Teacher Retirement System of Texas's 13F filing for Q3 2025, filed 30 Oct 2025.