OEF
iShares S&P 100 ETF · Financial Services · Asset Management
Momentum inputs (comparable managers):
holder breadth +20.0% ·
share flow -15.0% ·
net new positions +16.7%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 75 | +1 | 24.05M | $8.77B | +5 | −5 |
| Q1 2026 | 76 | 0 | 25.37M | $8.04B | +3 | −3 |
| Q4 2025 | 75 | +1 | 46.66M | $16.00B | +1 | — |
| Q3 2025 | 10 | -1 | 10.95M | $3.64B | +1 | −2 |
| Q2 2025 | 8 | +1 | 1.47M | $447.83M | +2 | −1 |
| Q1 2025 | 5 | 0 | 404.93K | $109.67M | +2 | −2 |
| Q4 2024 | 5 | -1 | 351.88K | $101.64M | — | −1 |
| Q3 2024 | 6 | +1 | 184.21K | $50.98M | +1 | — |
| Q2 2024 | 5 | — | 216.62K | $57.25M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Two Sigma Investments ✦ | 110.50K | -15.9% | $30.58M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 2 | Fisher Asset Management ✦ | 64.62K | -5.2% | $17.88M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Renaissance Technologies ✦ | 4.00K | -70.6% | $1.11M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | Millennium Management ✦ | 2.14K | +14.3% | $591,990 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Citadel Advisors ✦ | 1.84K | +13.9% | $509,238 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Marshall Wace ✦ | 1.11K | New | $308,311 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $308,311 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 992 holders, 35.08M shares, $10.87B 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.