AGG
iShares Core U.S. Aggregate Bond ETF · Financial Services · Asset Management
Momentum inputs (comparable managers):
holder breadth +12.5% ·
share flow -1.4% ·
net new positions +11.1%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 14.11M | $1.33B | n/a | −1 |
| Q2 2026 | 99 | +1 | 859.51M | $85.09B | +4 | −4 |
| Q1 2026 | 101 | 0 | 859.79M | $85.24B | +4 | −4 |
| Q4 2025 | 100 | -1 | 827.21M | $82.62B | +1 | −2 |
| Q3 2025 | 11 | -1 | 136.22M | $13.66B | +1 | −2 |
| Q2 2025 | 9 | +1 | 63.65M | $6.31B | +1 | n/a |
| Q1 2025 | 6 | -2 | 3.44M | $339.99M | n/a | −2 |
| Q4 2024 | 8 | +2 | 2.11M | $204.74M | +2 | n/a |
| Q3 2024 | 6 | +3 | 1.62M | $163.91M | +3 | n/a |
| Q2 2024 | 3 | n/a | 1.20M | $116.92M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 49.75M | n/a | $4.93B | 0.1% | n/c | 1 | SEC ↗ ×8 |
| 2 | Fidelity (FMR) ✦ | 11.38M | n/a | $1.13B | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 3 | Fisher Asset Management ✦ | 1.12M | +7.3% | $111.47M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | T. Rowe Price ✦ | 738.33K | +2.5% | $73.24M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 5 | Gotham Asset Management ✦ | 354.77K | +52.6% | $35.19M | 0.2% | ▲ Add | 5 | SEC ↗ |
| 6 | Citadel Advisors ✦ | 237.81K | -83.0% | $23.59M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 7 | Millennium Management ✦ | 37.10K | +27.7% | $3.68M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | Renaissance Technologies ✦ | 23.70K | New | $2.35M | 0.0% | New | 1 | SEC ↗ |
| 9 | AQR Capital Management ✦ | 4.59K | -20.1% | $455,504 | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Renaissance Technologies | $2.35M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 2,049 holders, 1.20B shares, $112.95B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.