iShares Core US Aggregate Bond ETF
AGG
1,930 hedge funds and large institutions have $116B invested in iShares Core US Aggregate Bond ETF in 2025 Q3 according to their latest regulatory filings, with 156 funds opening new positions, 963 increasing their positions, 595 reducing their positions, and 98 closing their positions.
756% more call options, than puts
Call options by funds: $17.8M | Put options by funds: $2.08M
62% more repeat investments, than reductions
Existing positions increased: 963 | Existing positions reduced: 595
59% more first-time investments, than exits
New positions opened: 156 | Existing positions closed: 98
1% more funds holding
Funds holding: 1,909 → 1,930 (+21)
1% less capital invested
Capital invested by funds: $117B → $116B (-$938M)
2.8% less ownership
Funds ownership: 93.06% → 90.26% (-2.8%)
5% less funds holding in top 10
Funds holding in top 10: 353 → 337 (-16)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Cetera Investment Advisers
Schaumburg,
Illinois
|
+$979M |
| 2 |
Wells Fargo
San Francisco,
California
|
+$806M |
| 3 |
Mercer Global Advisors
Denver,
Colorado
|
+$490M |
| 4 |
BlackRock
New York
|
+$410M |
| 5 |
USAA
United Services Automobile Association
San Antonio,
Texas
|
+$407M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Envestnet Asset Management
Chicago,
Illinois
|
-$1.9B |
| 2 |
Envestnet Portfolio Solutions
Chicago,
Illinois
|
-$1.14B |
| 3 |
FCBT
First Citizens Bank & Trust
Raleigh,
North Carolina
|
-$914M |
| 4 |
Jane Street
New York
|
-$441M |
| 5 |
COPPSERS
Commonwealth of Pennsylvania Public School Employees Retirement System
Harrisburg,
Pennsylvania
|
-$396M |
AGG Hedge Fund Activity: Q3 2025 in Review
1,930 of the 7,638 institutional investors tracked by Wall St. Rank reported a position in iShares Core US Aggregate Bond ETF (AGG) for Q3 2025, worth a combined $116B — down 0.8% from $117B a quarter earlier.
Buyers outnumbered sellers: 156 funds opened new AGG positions and 98 closed out — a net gain of 58 holders — while 963 added to existing stakes and 595 trimmed.
The largest buyer was Cetera Investment Advisers, adding an estimated $979M. The largest seller was Envestnet Asset Management, cutting an estimated $1.9B.
- 1,930 institutional investors held iShares Core US Aggregate Bond ETF (AGG) as of Q3 2025, up from 1,909 in Q2 2025.
- Funds reported $116B of iShares Core US Aggregate Bond ETF stock for Q3 2025, down 0.8% quarter-over-quarter.
- 156 funds opened new iShares Core US Aggregate Bond ETF positions in Q3 2025 and 98 closed out, a net change of +58 holders.
- The largest iShares Core US Aggregate Bond ETF buyer in Q3 2025 was Cetera Investment Advisers, an estimated $979M added.
- The largest iShares Core US Aggregate Bond ETF seller in Q3 2025 was Envestnet Asset Management, an estimated $1.9B sold.
Based on aggregated 13F filings for Q3 2025.