Jane Street
TSSI

Jane Street’s TSS Inc TSSI Stock Holding History

Jane Street’s Portfolio TSSI Stock Details TSSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$8.56M Buy
658,081
+417,039
+173% +$4.2M 0.01% 2734
2025
Q4 		$1.7M Buy
241,042
+65,333
+37% +$844K ﹤0.01% 5115
2025
Q3 		$3.18M Buy
+175,709
New +$3.51M ﹤0.01% 4118
2025
Q2 		– Sell
-48,856
Closed -$642K – 11428
2025
Q1 		$384K Sell
48,856
-2,041
-4% -$24.3K ﹤0.01% 7371
2024
Q4 		$604K Buy
+50,897
New +$494K ﹤0.01% 6375

Other funds holding TSSI

BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $564B AUM 30.12% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $8.44B AUM 292.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return
Millennium Management
Millennium Management New York $134B AUM 35.51% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $376B AUM 19.32% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $93.4B AUM 35.1% 1-Year Est. Return