Nuveen Ultra Short Income ETF
NUSB
4 hedge funds and large institutions have $4.46M invested in Nuveen Ultra Short Income ETF in 2026 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 2 increasing their positions, 0 reducing their positions, and 1 closing their positions.
10% more capital invested
Capital invested by funds: $4.05M → $4.46M (+$405K)
0.24% more ownership
Funds ownership: 2.6% → 2.84% (+0.24%)
0% more funds holding
Funds holding: 4 → 4 (0)
0% more first-time investments, than exits
New positions opened: 1 | Existing positions closed: 1
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$1.24M |
| 2 |
Jane Street
New York
|
+$167K |
| 3 |
UBS Group
Zurich,
Switzerland
|
+$25 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BIG
Brookwood Investment Group
Phoenix,
Arizona
|
-$1.01M |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
KAM
1
Kensington Asset Management
Austin,
Texas
| $2.55M | – | – | – |
|
|
2
Citadel Advisors
Miami,
Florida
| $1.53M | +$1.24M | +49,050 | +427% |
|
|
3
Jane Street
New York
| $380K | +$167K | +6,618 | +78% |
|
|
4
UBS Group
Zurich,
Switzerland
| $25 | +$25 | +1 | New |
|
|
BIG
5
Brookwood Investment Group
Phoenix,
Arizona
| – | -$1.01M | -39,980 | Closed |
|
NUSB Hedge Fund Activity: Q1 2026 in Review
4 of the 8,169 institutional investors tracked by Wall St. Rank reported a position in Nuveen Ultra Short Income ETF (NUSB) for Q1 2026, worth a combined $4.46M — up 10% from $4.05M a quarter earlier.
Fund positioning in NUSB was balanced in Q1 2026: 1 fund opened new positions, 1 closed out, 2 added to existing stakes and 0 trimmed.
The largest buyer was Citadel Advisors, adding an estimated $1.24M. The largest seller was Brookwood Investment Group, exiting entirely with an estimated $1.01M sold.
- 4 institutional investors held Nuveen Ultra Short Income ETF (NUSB) as of Q1 2026, unchanged from Q4 2025.
- Funds reported $4.46M of Nuveen Ultra Short Income ETF stock for Q1 2026, up 10% quarter-over-quarter.
- 1 fund opened new Nuveen Ultra Short Income ETF positions in Q1 2026 and 1 closed out, a net change of 0 holders.
- The largest Nuveen Ultra Short Income ETF buyer in Q1 2026 was Citadel Advisors, an estimated $1.24M added.
- The largest Nuveen Ultra Short Income ETF seller in Q1 2026 was Brookwood Investment Group, an estimated $1.01M sold.
Based on aggregated 13F filings for Q1 2026.