MNTN
MNTN, Inc Class A · Technology · Software - Application
Momentum inputs (comparable managers):
holder breadth +16.7% ·
share flow +19.5% ·
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 Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 5.35M | +67.8% | $99.16M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 2 | Fidelity (FMR) ✦ | 3.61M | -15.3% | $66.98M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 3 | BlackRock ✦ (passive) | 1.67M | -12.0% | $30.89M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 4 | The Vanguard Group ✦ (passive) | 621.39K | +787.7% | $11.53M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 5 | Goldman Sachs Group ✦ | 306.73K | n/a | $5.69M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 6 | Millennium Management ✦ | 249.34K | +7.6% | $4.63M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | Citadel Advisors ✦ | 239.83K | -25.1% | $4.45M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 8 | Morgan Stanley ✦ | 149.33K | n/a | $2.77M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 9 | Soros Fund Management ✦ | 128.56K | +28.6% | $2.38M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 10 | Geode Capital Management ✦ (passive) | 121.18K | New | $2.25M | 0.0% | New | 1 | SEC ↗ ×2 |
| 11 | Renaissance Technologies ✦ | 121.00K | New | $2.24M | 0.0% | New | 1 | SEC ↗ |
| 12 | State Street Global Advisors ✦ (passive) | 57.00K | New | $1.06M | 0.0% | New | 1 | SEC ↗ |
| 13 | Tiger Global Management ✦ | 20.00K | 0.0% | $371,000 | 0.0% | Held | 2 | SEC ↗ |
| 14 | JPMorgan Chase ✦ | 9.24K | n/a | $171,366 | 0.0% | n/c | 1 | SEC ↗ ×4 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Geode Capital Management | $2.25M | 0.0% |
| Renaissance Technologies | $2.24M | 0.0% |
| State Street Global Advisors | $1.06M | 0.0% |
Exited
| Point72 Asset Management | $743,996 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 93 holders, 29.83M shares, $261.38M 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.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
10% owner · 275.12K sh · $3.51M
10% owner · 33.62K sh · $422,230
10% owner · 26.82K sh · $336,092
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology