MAX
MediaAlpha, Inc. · Communication Services · Internet Content & Information
Momentum inputs (comparable managers):
holder breadth +7.1% ·
share flow -2.8% ·
net new positions +6.7%
· formula
Ownership fragmentation: more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 15.52K | $165,732 | n/a | n/a |
| Q2 2026 | 75 | +1 | 19.30M | $241.58M | +5 | −5 |
| Q1 2026 | 78 | -6 | 19.46M | $181.93M | +3 | −9 |
| Q4 2025 | 84 | +2 | 21.71M | $281.07M | +2 | n/a |
| Q3 2025 | 17 | -1 | 16.29M | $185.34M | n/a | −1 |
| Q2 2025 | 15 | +1 | 11.63M | $127.35M | +1 | n/a |
| Q1 2025 | 11 | -1 | 5.10M | $47.13M | n/a | −1 |
| Q4 2024 | 12 | 0 | 5.31M | $59.92M | +1 | −1 |
| Q3 2024 | 11 | 0 | 3.49M | $63.29M | n/a | n/a |
| Q2 2024 | 11 | n/a | 3.56M | $46.87M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.00M | n/a | $43.84M | 0.0% | n/c | 1 | SEC ↗ ×12 |
| 2 | The Vanguard Group ✦ (passive) | 2.86M | n/a | $31.31M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 3 | D. E. Shaw & Co. ✦ | 895.35K | +33.5% | $9.80M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 4 | Renaissance Technologies ✦ | 772.30K | +36.6% | $8.46M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | Geode Capital Management ✦ (passive) | 764.70K | +5.1% | $8.37M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 6 | State Street Global Advisors ✦ (passive) | 652.84K | +4.7% | $7.15M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 601.59K | +7.8% | $6.59M | 0.0% | ▲ Add | 5 | SEC ↗ ×5 |
| 8 | Arrowstreet Capital ✦ | 484.34K | +63.6% | $5.30M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | Millennium Management ✦ | 183.06K | -70.2% | $2.00M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 10 | Marshall Wace ✦ | 165.63K | -63.9% | $1.81M | 0.0% | ▼ Trim | 5 | SEC ↗ ×2 |
| 11 | Citadel Advisors ✦ | 115.63K | -73.1% | $1.27M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 12 | Two Sigma Investments ✦ | 66.09K | -51.2% | $723,729 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 13 | Gotham Asset Management ✦ | 38.50K | New | $421,619 | 0.0% | New | 1 | SEC ↗ |
| 14 | T. Rowe Price ✦ | 24.48K | +20.9% | $269,000 | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | Fidelity (FMR) ✦ | 2.55K | n/a | $27,895 | 0.0% | n/c | 1 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Gotham Asset Management | $421,619 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 160 holders, 47.09M shares, $421.19M 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)
Director · 6.67K sh · $69,158
Director · 1.07K sh · $11,105
Director · 1.07K sh · $10,800
Director · 6.67K sh · $67,419
Director · 1.07K sh · $10,824
Director · 6.67K sh · $67,667
Officer, Director · 2.03K sh · $22,377
Officer, Director · 24.00K sh · $240,943
Officer · 3.00K sh · $28,200
Director · 1.07K sh · $11,510
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
9.8% of class · View original SEC filing ↗