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 |
|---|---|---|---|---|---|---|
| Q2 2026 | 76 | +1 | 19.37M | $242.23M | +5 | −4 |
| Q1 2026 | 78 | -6 | 19.46M | $181.93M | +3 | −9 |
| Q4 2025 | 84 | +2 | 21.71M | $281.07M | +2 | — |
| Q3 2025 | 17 | -1 | 16.29M | $185.34M | — | −1 |
| Q2 2025 | 15 | +1 | 11.63M | $127.35M | +1 | — |
| Q1 2025 | 11 | -1 | 5.10M | $47.13M | — | −1 |
| Q4 2024 | 12 | 0 | 5.31M | $59.92M | +1 | −1 |
| Q3 2024 | 11 | 0 | 3.49M | $63.29M | — | — |
| Q2 2024 | 11 | — | 3.56M | $46.87M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 4.00M | — | $43.84M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | The Vanguard Group ✦ (passive) | 2.86M | — | $31.31M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | The Vanguard Group ✦ (passive) | 2.86M | — | $31.31M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | The Vanguard Group ✦ (passive) | 2.86M | — | $31.31M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | The Vanguard Group ✦ (passive) | 2.86M | — | $31.31M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | The Vanguard Group ✦ (passive) | 2.86M | — | $31.31M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | D. E. Shaw & Co. ✦ | 895.35K | +33.5% | $9.80M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 19 | D. E. Shaw & Co. ✦ | 895.35K | +33.5% | $9.80M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 20 | Renaissance Technologies ✦ | 772.30K | +36.6% | $8.46M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 21 | Geode Capital Management ✦ (passive) | 764.70K | +5.1% | $8.37M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 22 | Geode Capital Management ✦ (passive) | 764.70K | +5.1% | $8.37M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 23 | State Street Global Advisors ✦ (passive) | 652.84K | +4.7% | $7.15M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 24 | AQR Capital Management ✦ | 601.59K | +7.8% | $6.59M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 25 | AQR Capital Management ✦ | 601.59K | +7.8% | $6.59M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 26 | AQR Capital Management ✦ | 601.59K | +7.8% | $6.59M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 27 | AQR Capital Management ✦ | 601.59K | +7.8% | $6.59M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 28 | AQR Capital Management ✦ | 601.59K | +7.8% | $6.59M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 29 | Arrowstreet Capital ✦ | 484.34K | +63.6% | $5.30M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 30 | Millennium Management ✦ | 183.06K | -70.2% | $2.00M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 31 | Marshall Wace ✦ | 165.63K | -63.9% | $1.81M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 32 | Marshall Wace ✦ | 165.63K | -63.9% | $1.81M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 33 | Citadel Advisors ✦ | 115.63K | -73.1% | $1.27M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 34 | Two Sigma Investments ✦ | 66.09K | -51.2% | $723,729 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 35 | Gotham Asset Management ✦ | 38.50K | New | $421,619 | 0.0% | New | 1 | SEC ↗ |
| 36 | T. Rowe Price ✦ | 24.48K | +20.9% | $269,000 | 0.0% | ▲ Add | 5 | SEC ↗ |
| 37 | Fidelity (FMR) ✦ | 2.55K | — | $27,895 | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Fidelity (FMR) ✦ | 2.55K | — | $27,895 | 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
| 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 · 8.21K sh · $108,523
Director · 3.28K sh · $43,321
Director · 8.21K sh · $105,704
Director · 3.28K sh · $42,345
Director · 8.21K sh · $104,858
Director · 3.28K sh · $42,077
Officer · 13.00K sh · $165,924
Officer · 12.00K sh · $162,617
Director · 3.28K sh · $42,289
Director · 8.21K sh · $104,866
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology