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Commonwealth of Pennsylvania Public School Employees Retirement System’s Cytek Biosciences CTKB Stock Holding History

Commonwealth of Pennsylvania Public School Employees Retirement System’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
-27,193
Closed -$119K – 1770
2026
Q1 		$119K Sell
27,193
-30
-0.1% -$142 ﹤0.01% 1666
2025
Q4 		$137K Sell
27,223
-641
-2% -$2.98K ﹤0.01% 1650
2025
Q3 		$96.7K Buy
27,864
+1,524
+6% +$5.72K ﹤0.01% 1659
2025
Q2 		$89.6K Buy
26,340
+1,371
+5% +$4.57K ﹤0.01% 1629
2025
Q1 		$100K Buy
24,969
+2,695
+12% +$14K ﹤0.01% 1605
2024
Q4 		$145K Sell
22,274
-494
-2% -$2.94K ﹤0.01% 1572
2024
Q3 		$126K Buy
22,768
+2,119
+10% +$12K ﹤0.01% 1567
2024
Q2 		$115K Sell
20,649
-720
-3% -$4.33K ﹤0.01% 1531
2024
Q1 		$143K Buy
21,369
+17
+0.1% +$134 ﹤0.01% 1509
2023
Q4 		$195K Sell
21,352
-45,190
-68% -$284K ﹤0.01% 1469
2023
Q3 		$367K Sell
66,542
-23,937
-26% -$192K ﹤0.01% 1530
2023
Q2 		$773K Buy
+90,479
New +$812K 0.01% 1509

Other funds holding CTKB

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Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 41.71% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
YIH
Y-Intercept (HK) Hong Kong $5.05B AUM 17.89% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return

Commonwealth of Pennsylvania Public School Employees Retirement System's CTKB Position: Q2 2026 in Review

Commonwealth of Pennsylvania Public School Employees Retirement System sold out of Cytek Biosciences (CTKB) in Q2 2026, closing a stake of 27,193 shares — an estimated $119K sold.

Commonwealth of Pennsylvania Public School Employees Retirement System first reported a position in CTKB in Q2 2023 and held it in 12 quarters. The position peaked at $773K in Q2 2023. 48 funds tracked by Wall St. Rank hold CTKB as of Q2 2026.

  • Commonwealth of Pennsylvania Public School Employees Retirement System reported no remaining Cytek Biosciences position as of Q2 2026 after selling out during the quarter.
  • Commonwealth of Pennsylvania Public School Employees Retirement System sold 27,193 Cytek Biosciences shares in Q2 2026, an estimated $119K.
  • Commonwealth of Pennsylvania Public School Employees Retirement System first reported a position in Cytek Biosciences in Q2 2023 and held it in 12 quarters.
  • Commonwealth of Pennsylvania Public School Employees Retirement System's Cytek Biosciences position peaked at $773K in Q2 2023.
  • 48 funds tracked by Wall St. Rank held Cytek Biosciences as of Q2 2026.

Based on Commonwealth of Pennsylvania Public School Employees Retirement System's 13F filing for Q2 2026, filed 17 Jul 2026.