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Brown Capital Management’s Cytek Biosciences CTKB Stock Holding History

Brown Capital Management’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
Q2 		– Sell
-1,480,506
Closed -$6.47M – 56
2026
Q1 		$6.47M Sell
1,480,506
-592,409
-29% -$2.8M 0.92% 32
2025
Q4 		$10.5M Sell
2,072,915
-2,885,101
-58% -$13.4M 0.86% 36
2025
Q3 		$17.2M Sell
4,958,016
-2,151,979
-30% -$8.08M 0.71% 41
2025
Q2 		$24.2M Sell
7,109,995
-353,972
-5% -$1.18M 0.7% 41
2025
Q1 		$29.9M Sell
7,463,967
-782,643
-9% -$4.06M 0.9% 39
2024
Q4 		$53.5M Sell
8,246,610
-1,246,864
-13% -$7.43M 1.24% 30
2024
Q3 		$52.6M Sell
9,493,474
-1,893,910
-17% -$10.7M 1.13% 31
2024
Q2 		$63.5M Sell
11,387,384
-634,630
-5% -$3.81M 1.28% 25
2024
Q1 		$80.7M Buy
12,022,014
+5,689
+0% +$45K 1.43% 26
2023
Q4 		$110M Sell
12,016,325
-1,544,155
-11% -$9.72M 1.64% 24
2023
Q3 		$74.9M Buy
13,560,480
+2,828,797
+26% +$22.7M 1.15% 31
2023
Q2 		$91.6M Buy
10,731,683
+2,130,260
+25% +$19.1M 1.3% 30
2023
Q1 		$79M Buy
8,601,423
+3,493,545
+68% +$37.6M 1.18% 31
2022
Q4 		$52.2M Buy
5,107,878
+701,417
+16% +$9.43M 0.86% 32
2022
Q3 		$64.9M Buy
+4,406,461
New +$57.2M 0.91% 32

Other funds holding CTKB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
HA
HHLR Advisors Grand Cayman, Cayman Islands $832M AUM 32.38% 1-Year Est. Return
TCM
Topline Capital Management Santa Monica, California $386M AUM 2.37% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Brown Capital Management's CTKB Position: Q2 2026 in Review

Brown Capital Management sold out of Cytek Biosciences (CTKB) in Q2 2026, closing a stake of 1,480,506 shares — an estimated $6.47M sold.

Brown Capital Management first reported a position in CTKB in Q3 2022 and held it in 15 quarters. The position peaked at $110M in Q4 2023. 155 funds tracked by Wall St. Rank hold CTKB as of Q2 2026.

  • Brown Capital Management reported no remaining Cytek Biosciences position as of Q2 2026 after selling out during the quarter.
  • Brown Capital Management sold 1,480,506 Cytek Biosciences shares in Q2 2026, an estimated $6.47M.
  • Brown Capital Management first reported a position in Cytek Biosciences in Q3 2022 and held it in 15 quarters.
  • Brown Capital Management's Cytek Biosciences position peaked at $110M in Q4 2023.
  • 155 funds tracked by Wall St. Rank held Cytek Biosciences as of Q2 2026.

Based on Brown Capital Management's 13F filing for Q2 2026, filed 27 Jul 2026.