MEC
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth +14.3% ·
share flow +30.0% ·
net new positions +12.5%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 13.92K | $212,589 | n/a | n/a |
| Q2 2026 | 63 | +10 | 11.29M | $420.30M | +14 | −6 |
| Q1 2026 | 57 | -1 | 8.90M | $159.69M | +4 | −5 |
| Q4 2025 | 58 | +3 | 9.08M | $170.43M | +3 | n/a |
| Q3 2025 | 11 | -2 | 3.02M | $41.61M | n/a | −2 |
| Q2 2025 | 10 | -1 | 2.90M | $46.29M | n/a | −1 |
| Q1 2025 | 8 | +1 | 1.32M | $17.76M | +1 | n/a |
| Q4 2024 | 7 | -1 | 1.01M | $15.83M | +1 | −2 |
| Q3 2024 | 7 | +1 | 633.58K | $13.36M | +2 | −1 |
| Q2 2024 | 6 | n/a | 404.34K | $6.74M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 290.77K | +4.8% | $3.91M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 2 | Arrowstreet Capital ✦ | 266.40K | +5.5% | $3.58M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | State Street Global Advisors ✦ (passive) | 252.37K | +1.0% | $3.39M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Citadel Advisors ✦ | 143.75K | +1056.4% | $1.93M | 0.0% | ▲ Add | 4 | SEC ↗ ×2 |
| 5 | Millennium Management ✦ | 112.35K | +270.2% | $1.51M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Marshall Wace ✦ | 101.37K | New | $1.36M | 0.0% | New | 1 | SEC ↗ ×2 |
| 7 | Renaissance Technologies ✦ | 85.90K | -23.8% | $1.15M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 8 | AQR Capital Management ✦ | 69.81K | -2.6% | $937,535 | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $1.36M | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 122 holders, 14.36M shares, $256.89M 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.