RAIL
name pending profile ingest
Momentum inputs (comparable managers):
holder breadth +16.7% ·
share flow +30.0% ·
net new positions +14.3%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 44 | +3 | 5.57M | $54.30M | +9 | −6 |
| Q1 2026 | 42 | +4 | 5.60M | $44.65M | +4 | — |
| Q4 2025 | 38 | 0 | 5.59M | $61.91M | +1 | −1 |
| Q3 2025 | 14 | -1 | 2.61M | $25.53M | — | −1 |
| Q2 2025 | 12 | +1 | 2.25M | $19.36M | +1 | — |
| Q1 2025 | 8 | +1 | 2.02M | $11.18M | +1 | — |
| Q4 2024 | 7 | +1 | 1.35M | $12.07M | +2 | −1 |
| Q3 2024 | 5 | +2 | 529.71K | $5.72M | +2 | — |
| Q2 2024 | 3 | — | 313.19K | $1.09M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Arrowstreet Capital ✦ | 389.02K | +125.2% | $3.49M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Renaissance Technologies ✦ | 282.20K | +128.5% | $2.53M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 3 | Marshall Wace ✦ | 267.78K | New | $2.40M | 0.0% | New | 1 | SEC ↗ |
| 4 | Marshall Wace ✦ | 267.78K | New | $2.40M | 0.0% | New | 1 | SEC ↗ |
| 5 | Geode Capital Management ✦ (passive) | 177.84K | -1.5% | $1.59M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 177.84K | -1.5% | $1.59M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 7 | Millennium Management ✦ | 140.11K | +170.7% | $1.26M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | State Street Global Advisors ✦ (passive) | 61.19K | — | $548,289 | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 28.30K | New | $253,550 | 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 | $2.40M | 0.0% |
| Marshall Wace | $2.40M | 0.0% |
| Two Sigma Investments | $253,550 | 0.0% |
Exited
| Citadel Advisors | $12,128 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 84 holders, 8.50M shares, $64.99M 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.