USMC
Principal U.S. Mega-Cap ETF · Financial Services · Asset Management
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 35 | +1 | 41.27M | $3.06B | +4 | −3 |
| Q1 2026 | 34 | +4 | 38.99M | $2.51B | +6 | −2 |
| Q4 2025 | 30 | -1 | 40.86M | $2.80B | — | −1 |
| Q3 2025 | 7 | +1 | 912.54K | $62.21M | +2 | −1 |
| Q2 2025 | 4 | +2 | 144.32K | $9.03M | +2 | — |
| Q1 2025 | 1 | -1 | 19.40K | $1.10M | — | −1 |
| Q4 2024 | 2 | +1 | 31.22K | $1.87M | +1 | — |
| Q3 2024 | 1 | +1 | 5.16K | $294,296 | +1 | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Two Sigma Investments ✦ | 116.40K | +500.0% | $7.28M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 2 | Citadel Advisors ✦ | 24.00K | New | $1.50M | 0.0% | New | 1 | SEC ↗ |
| 3 | Marshall Wace ✦ | 3.91K | New | $244,735 | 0.0% | New | 1 | SEC ↗ |
| 4 | Marshall Wace ✦ | 3.91K | New | $244,735 | 0.0% | New | 1 | SEC ↗ |
| 5 | Fidelity (FMR) ✦ | 9 | — | $530 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Citadel Advisors | $1.50M | 0.0% |
| Marshall Wace | $244,735 | 0.0% |
| Marshall Wace | $244,735 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 86 holders, 52.77M shares, $2.96B 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.