JO
TSSI

John Overdeck’s TSS Inc TSSI Stock Holding History

John Overdeck’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
Q2 		– Sell
-49,518
Closed -$644K – 5522
2026
Q1 		$644K Sell
49,518
-43,428
-47% -$437K ﹤0.01% 3557
2025
Q4 		$657K Sell
92,946
-47,234
-34% -$610K ﹤0.01% 3167
2025
Q3 		$2.54M Sell
140,180
-61,689
-31% -$1.23M ﹤0.01% 1969
2025
Q2 		$5.82M Buy
+201,869
New +$2.65M 0.01% 1135

Other funds holding TSSI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SAM
Silvercrest Asset Management New York $15.3B AUM 40.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 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

John Overdeck's TSSI Position: Q2 2026 in Review

John Overdeck sold out of TSS Inc (TSSI) in Q2 2026, closing a stake of 49,518 shares — an estimated $644K sold.

John Overdeck first reported a position in TSSI in Q2 2025 and held it in 4 quarters. The position peaked at $5.82M in Q2 2025. 123 funds tracked by Wall St. Rank hold TSSI as of Q2 2026.

  • John Overdeck reported no remaining TSS Inc position as of Q2 2026 after selling out during the quarter.
  • John Overdeck sold 49,518 TSS Inc shares in Q2 2026, an estimated $644K.
  • John Overdeck first reported a position in TSS Inc in Q2 2025 and held it in 4 quarters.
  • John Overdeck's TSS Inc position peaked at $5.82M in Q2 2025.
  • 123 funds tracked by Wall St. Rank held TSS Inc as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.