TSS Inc
TSSI
109 hedge funds and large institutions have $128M invested in TSS Inc in 2026 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 37 increasing their positions, 20 reducing their positions, and 18 closing their positions.
621% more call options, than puts
Call options by funds: $21.2M | Put options by funds: $2.94M
110% more capital invested
Capital invested by funds: $60.9M → $128M (+$67.2M)
106% more first-time investments, than exits
New positions opened: 37 | Existing positions closed: 18
85% more repeat investments, than reductions
Existing positions increased: 37 | Existing positions reduced: 20
18% more funds holding
Funds holding: 92 → 109 (+17)
5.85% more ownership
Funds ownership: 29.61% → 35.45% (+5.8%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
+$4.2M |
| 2 |
SAM
Silvercrest Asset Management
New York
|
+$4.19M |
| 3 |
Marshall Wace
London,
United Kingdom
|
+$3.27M |
| 4 |
BlackRock
New York
|
+$2.47M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$2.06M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$4.98M |
| 2 |
Citadel Advisors
Miami,
Florida
|
-$1.71M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$923K |
| 4 |
Renaissance Technologies
New York
|
-$876K |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$874K |
TSSI Hedge Fund Activity: Q1 2026 in Review
109 of the 8,127 institutional investors tracked by Wall St. Rank reported a position in TSS Inc (TSSI) for Q1 2026, worth a combined $128M — up 110% from $60.9M a quarter earlier.
Buyers outnumbered sellers: 37 funds opened new TSSI positions and 18 closed out — a net gain of 19 holders — while 37 added to existing stakes and 20 trimmed.
The largest buyer was Jane Street, adding an estimated $4.2M. The largest seller was Millennium Management, cutting an estimated $4.98M.
- 109 institutional investors held TSS Inc (TSSI) as of Q1 2026, up from 92 in Q4 2025.
- Funds reported $128M of TSS Inc stock for Q1 2026, up 110% quarter-over-quarter.
- 37 funds opened new TSS Inc positions in Q1 2026 and 18 closed out, a net change of +19 holders.
- The largest TSS Inc buyer in Q1 2026 was Jane Street, an estimated $4.2M added.
- The largest TSS Inc seller in Q1 2026 was Millennium Management, an estimated $4.98M sold.
Based on aggregated 13F filings for Q1 2026.