XT
QSI icon

XTX Topco’s Quantum-Si Incorporated QSI Stock Holding History

XTX Topco’s Portfolio QSI Stock Details QSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$301K Sell
389,254
-72,728
-16% -$75.4K 0.01% 2476
2025
Q4 		$508K Buy
461,982
+311,450
+207% +$507K 0.01% 1585
2025
Q3 		$212K Buy
150,532
+104,058
+224% +$150K 0.01% 1798
2025
Q2 		$91.1K Sell
46,474
-322,494
-87% -$477K ﹤0.01% 1900
2025
Q1 		$443K Buy
368,968
+123,383
+50% +$236K 0.02% 1121
2024
Q4 		$663K Buy
245,585
+201,773
+461% +$236K 0.06% 536
2024
Q3 		$38.7K Buy
43,812
+19,651
+81% +$19.1K ﹤0.01% 1734
2024
Q2 		$25.4K Buy
+24,161
New +$38.7K ﹤0.01% 1591
2023
Q3 		– Sell
-44,168
Closed -$79.1K – 1929
2023
Q2 		$79.1K Buy
+44,168
New +$69.2K 0.01% 1187
2022
Q3 		– Sell
-25,530
Closed -$59K – 1332
2022
Q2 		$59K Buy
+25,530
New +$97.8K 0.02% 729

Other funds holding QSI

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $564B AUM 30.12% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM