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SignatureFD’s Cytek Biosciences CTKB Stock Holding History

SignatureFD’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 		$151 Sell
34
-404
-92% -$1.73K ﹤0.01% 3430
2026
Q1 		$1.91K Hold
438
– – ﹤0.01% 3067
2025
Q4 		$2.21K Hold
438
– – ﹤0.01% 2939
2025
Q3 		$1.52K Buy
438
+34
+8% +$128 ﹤0.01% 3010
2025
Q2 		$1.37K Buy
404
+360
+818% +$1.2K ﹤0.01% 2953
2025
Q1 		$176 Sell
44
-69
-61% -$358 ﹤0.01% 3249
2024
Q4 		$733 Hold
113
– – ﹤0.01% 3083
2024
Q3 		$626 Buy
+113
New +$641 ﹤0.01% 3065

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

SignatureFD's CTKB Position: Q2 2026 in Review

SignatureFD reduced its Cytek Biosciences (CTKB) stake by 92% in Q2 2026, selling an estimated $1.73K and leaving 34 shares worth $151. The position accounts for ﹤0.01% of the portfolio, ranked #3430.

SignatureFD first reported a position in CTKB in Q3 2024 and has held it in 8 quarters since. The position peaked at $2.21K in Q4 2025. 154 funds tracked by Wall St. Rank hold CTKB as of Q2 2026.

  • SignatureFD held 34 shares of Cytek Biosciences worth $151 as of Q2 2026.
  • SignatureFD sold 404 Cytek Biosciences shares in Q2 2026, an estimated $1.73K.
  • Cytek Biosciences made up ﹤0.01% of SignatureFD's portfolio in Q2 2026, its #3430 holding.
  • SignatureFD first reported a position in Cytek Biosciences in Q3 2024 and has held it in 8 quarters since.
  • SignatureFD's Cytek Biosciences position peaked at $2.21K in Q4 2025.
  • 154 funds tracked by Wall St. Rank held Cytek Biosciences as of Q2 2026.

Based on SignatureFD's 13F filing for Q2 2026, filed 24 Jul 2026.