IWF
iShares Russell 1000 Growth ETF · Financial Services · Asset Management - Global
Momentum inputs (comparable managers):
holder breadth +15.4% ·
share flow -14.0% ·
net new positions +13.3%
— 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 |
|---|---|---|---|---|---|---|
| Q2 2026 | 102 | +1 | 573.18M | $71.26B | +5 | −4 |
| Q1 2026 | 103 | -2 | 146.16M | $62.19B | +3 | −5 |
| Q4 2025 | 105 | +1 | 145.24M | $68.69B | +1 | — |
| Q3 2025 | 15 | -3 | 60.75M | $28.45B | — | −3 |
| Q2 2025 | 15 | +2 | 11.27M | $4.78B | +3 | −1 |
| Q1 2025 | 10 | -1 | 3.22M | $1.16B | +1 | −2 |
| Q4 2024 | 11 | 0 | 2.17M | $870.27M | +1 | −1 |
| Q3 2024 | 11 | 0 | 1.92M | $719.86M | +1 | −1 |
| Q2 2024 | 11 | — | 679.68K | $247.75M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 8.79M | — | $3.73B | 0.2% | n/c | 1 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 8.79M | — | $3.73B | 0.2% | n/c | 1 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 8.79M | — | $3.73B | 0.2% | n/c | 1 | SEC ↗ |
| 4 | Two Sigma Investments ✦ | 1.11M | +7.1% | $473.02M | 0.9% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 1.06M | — | $448.38M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 1.06M | — | $448.38M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 1.06M | — | $448.38M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 1.06M | — | $448.38M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 1.06M | — | $448.38M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | AQR Capital Management ✦ | 102.64K | +41.4% | $43.58M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | AQR Capital Management ✦ | 102.64K | +41.4% | $43.58M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 102.64K | +41.4% | $43.58M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | Citadel Advisors ✦ | 84.13K | New | $35.72M | 0.0% | New | 1 | SEC ↗ |
| 14 | The Vanguard Group ✦ (passive) | 37.59K | — | $15.96M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | The Vanguard Group ✦ (passive) | 37.59K | — | $15.96M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | T. Rowe Price ✦ | 18.84K | -97.6% | $8.00M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 17 | Millennium Management ✦ | 18.27K | +592.4% | $7.76M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 18 | Gotham Asset Management ✦ | 15.46K | +486.6% | $6.57M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 19 | D. E. Shaw & Co. ✦ | 8.58K | -35.2% | $3.64M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 20 | Fisher Asset Management ✦ | 6.40K | -27.6% | $2.72M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 21 | Marshall Wace ✦ | 5.05K | New | $2.14M | 0.0% | New | 1 | SEC ↗ |
| 22 | Marshall Wace ✦ | 5.05K | New | $2.14M | 0.0% | New | 1 | SEC ↗ |
| 23 | GAMCO Investors ✦ | 3.57K | 0.0% | $1.52M | 0.0% | Held | 5 | SEC ↗ |
| 24 | Renaissance Technologies ✦ | 1.70K | New | $721,786 | 0.0% | New | 1 | SEC ↗ |
| 25 | ARK Investment Management ✦ | 710 | +1265.4% | $301,626 | 0.0% | ▲ Add | 5 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Citadel Advisors | $35.72M | 0.0% |
| Marshall Wace | $2.14M | 0.0% |
| Marshall Wace | $2.14M | 0.0% |
| Renaissance Technologies | $721,786 | 0.0% |
Exited
| Wellington Management | $464.29M | was 0.1% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 2,417 holders, 195.18M shares, $80.55B 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.