PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund
ZROZ
134 hedge funds and large institutions have $644M invested in PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund in 2025 Q4 according to their latest regulatory filings, with 27 funds opening new positions, 45 increasing their positions, 50 reducing their positions, and 23 closing their positions.
17% more first-time investments, than exits
New positions opened: 27 | Existing positions closed: 23
2% more funds holding
Funds holding: 131 → 134 (+3)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
6.22% less ownership
Funds ownership: 46.68% → 40.46% (-6.2%)
10% less repeat investments, than reductions
Existing positions increased: 45 | Existing positions reduced: 50
19% less capital invested
Capital invested by funds: $795M → $644M (-$151M)
59% less call options, than puts
Call options by funds: $4.81M | Put options by funds: $11.8M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AAS
Annex Advisory Services
Brookfield,
Wisconsin
|
+$13.9M |
| 2 |
IWM
IHT Wealth Management
Chicago,
Illinois
|
+$6.66M |
| 3 |
WWM
Western Wealth Management
Golden,
Colorado
|
+$5.77M |
| 4 |
QC
Quadrature Capital
London,
United Kingdom
|
+$3.88M |
| 5 |
CPC
Consolidated Planning Corp
Atlanta,
Georgia
|
+$3.44M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Mirae Asset Global Investments
Seoul,
South Korea
|
-$51.8M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
-$46.4M |
| 3 |
LPL Financial
San Diego,
California
|
-$9.62M |
| 4 |
Goldman Sachs
New York
|
-$9.42M |
| 5 |
CFD
Creative Financial Designs
Kokomo,
Indiana
|
-$8.35M |
ZROZ Hedge Fund Activity: Q4 2025 in Review
134 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund (ZROZ) for Q4 2025, worth a combined $644M — down 19% from $795M a quarter earlier.
Buyers outnumbered sellers: 27 funds opened new ZROZ positions and 23 closed out — a net gain of 4 holders — while 45 added to existing stakes and 50 trimmed.
The largest buyer was Annex Advisory Services, adding an estimated $13.9M. The largest seller was Mirae Asset Global Investments, cutting an estimated $51.8M.
- 134 institutional investors held PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund (ZROZ) as of Q4 2025, up from 131 in Q3 2025.
- Funds reported $644M of PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund stock for Q4 2025, down 19% quarter-over-quarter.
- 27 funds opened new PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund positions in Q4 2025 and 23 closed out, a net change of +4 holders.
- The largest PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund buyer in Q4 2025 was Annex Advisory Services, an estimated $13.9M added.
- The largest PIMCO 25+ Year Zero Coupon US Treasury Index Exchange-Traded Fund seller in Q4 2025 was Mirae Asset Global Investments, an estimated $51.8M sold.
Based on aggregated 13F filings for Q4 2025.