Tortoise Nuclear Renaissance ETF
TNUK
3 hedge funds and large institutions have $526K invested in Tortoise Nuclear Renaissance ETF in 2026 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 1 increasing their positions, 1 reducing their positions, and 1 closing their positions.
0% more funds holding
Funds holding: 3 → 3 (0)
0% more first-time investments, than exits
New positions opened: 1 | Existing positions closed: 1
0% more repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 1
42% less capital invested
Capital invested by funds: $905K → $526K (-$379K)
64.96% less ownership
Funds ownership: 90.8% → 25.84% (-65%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SIS
Strategic Investment Solutions
Orland Park,
Illinois
|
+$19.1K |
| 2 |
UBS Group
Zurich,
Switzerland
|
+$6.83K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$270K |
| 2 |
GS
GTS Securities
New York
|
-$158K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
GS
1
GTS Securities
New York
| $499K | -$158K | -5,763 | -23% |
|
|
SIS
2
Strategic Investment Solutions
Orland Park,
Illinois
| $20.4K | +$19.1K | +700 | +700% |
|
|
3
UBS Group
Zurich,
Switzerland
| $6.36K | +$6.83K | +250 | New |
|
|
4
Jane Street
New York
| – | -$270K | -10,835 | Closed |
|
TNUK Hedge Fund Activity: Q1 2026 in Review
3 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in Tortoise Nuclear Renaissance ETF (TNUK) for Q1 2026, worth a combined $526K — down 42% from $905K a quarter earlier.
Fund positioning in TNUK was balanced in Q1 2026: 1 fund opened new positions, 1 closed out, 1 added to existing stakes and 1 trimmed.
The largest buyer was Strategic Investment Solutions, adding an estimated $19.1K. The largest seller was Jane Street, exiting entirely with an estimated $270K sold.
- 3 institutional investors held Tortoise Nuclear Renaissance ETF (TNUK) as of Q1 2026, unchanged from Q4 2025.
- Funds reported $526K of Tortoise Nuclear Renaissance ETF stock for Q1 2026, down 42% quarter-over-quarter.
- 1 fund opened new Tortoise Nuclear Renaissance ETF positions in Q1 2026 and 1 closed out, a net change of 0 holders.
- The largest Tortoise Nuclear Renaissance ETF buyer in Q1 2026 was Strategic Investment Solutions, an estimated $19.1K added.
- The largest Tortoise Nuclear Renaissance ETF seller in Q1 2026 was Jane Street, an estimated $270K sold.
Based on aggregated 13F filings for Q1 2026.