PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund
ZROZ
127 hedge funds and large institutions have $555M invested in PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund in 2026 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 48 increasing their positions, 48 reducing their positions, and 24 closing their positions.
50% more funds holding in top 10
Funds holding in top 10: 4 → 6 (+2)
3% more call options, than puts
Call options by funds: $17.9M | Put options by funds: $17.3M
0% more repeat investments, than reductions
Existing positions increased: 48 | Existing positions reduced: 48
0.91% less ownership
Funds ownership: 40.46% → 39.55% (-0.91%)
5% less funds holding
Funds holding: 134 → 127 (-7)
14% less capital invested
Capital invested by funds: $644M → $555M (-$89.8M)
21% less first-time investments, than exits
New positions opened: 19 | Existing positions closed: 24
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Bank of America
Charlotte,
North Carolina
|
+$18.4M |
| 2 |
GG
GenWealth Group
Maplewood,
New Jersey
|
+$8.68M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$5.01M |
| 4 |
Goldman Sachs
New York
|
+$4.7M |
| 5 |
Rockefeller Capital Management
New York
|
+$3.54M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AAS
Annex Advisory Services
Brookfield,
Wisconsin
|
-$60.7M |
| 2 |
Mirae Asset Global Investments
Seoul,
South Korea
|
-$35.8M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$6.69M |
| 4 |
WWM
Western Wealth Management
Golden,
Colorado
|
-$5.23M |
| 5 |
Wealth Enhancement Advisory Services
Plymouth,
Minnesota
|
-$5.08M |
ZROZ Hedge Fund Activity: Q1 2026 in Review
127 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund (ZROZ) for Q1 2026, worth a combined $555M — down 14% from $644M a quarter earlier.
Sellers outnumbered buyers: 24 funds closed out of ZROZ and 19 opened new positions — a net loss of 5 holders — while 48 trimmed existing stakes and 48 added.
The largest buyer was Bank of America, adding an estimated $18.4M. The largest seller was Annex Advisory Services, cutting an estimated $60.7M.
- 127 institutional investors held PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund (ZROZ) as of Q1 2026, down from 134 in Q4 2025.
- Funds reported $555M of PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund stock for Q1 2026, down 14% quarter-over-quarter.
- 19 funds opened new PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund positions in Q1 2026 and 24 closed out, a net change of -5 holders.
- The largest PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund buyer in Q1 2026 was Bank of America, an estimated $18.4M added.
- The largest PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund seller in Q1 2026 was Annex Advisory Services, an estimated $60.7M sold.
Based on aggregated 13F filings for Q1 2026.