MAX
MediaAlpha, Inc. · Communication Services · Internet Content & Information
Momentum inputs (comparable managers):
holder breadth -5.6% ·
share flow +2.4% ·
net new positions -5.9%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 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) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 3.57M | -10.8% | $40.66M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 11 | The Vanguard Group ✦ (passive) | 2.60M | -9.0% | $29.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | The Vanguard Group ✦ (passive) | 2.60M | -9.0% | $29.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | The Vanguard Group ✦ (passive) | 2.60M | -9.0% | $29.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 14 | The Vanguard Group ✦ (passive) | 2.60M | -9.0% | $29.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 15 | The Vanguard Group ✦ (passive) | 2.60M | -9.0% | $29.60M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 16 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | JPMorgan Chase ✦ | 2.12M | — | $24.09M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Millennium Management ✦ | 1.43M | +680.9% | $16.27M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 29 | Goldman Sachs Group ✦ | 1.28M | — | $14.57M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Goldman Sachs Group ✦ | 1.28M | — | $14.57M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Renaissance Technologies ✦ | 945.10K | +22.4% | $10.76M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 32 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 36 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 37 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Morgan Stanley ✦ | 872.03K | — | $9.92M | 0.0% | n/c | 1 | SEC ↗ |
| 39 | AQR Capital Management ✦ | 770.68K | +28.1% | $8.77M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 40 | AQR Capital Management ✦ | 770.68K | +28.1% | $8.77M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 41 | AQR Capital Management ✦ | 770.68K | +28.1% | $8.77M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 42 | AQR Capital Management ✦ | 770.68K | +28.1% | $8.77M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 43 | AQR Capital Management ✦ | 770.68K | +28.1% | $8.77M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 44 | Geode Capital Management ✦ (passive) | 769.77K | +0.7% | $8.76M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 45 | Geode Capital Management ✦ (passive) | 769.77K | +0.7% | $8.76M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 46 | State Street Global Advisors ✦ (passive) | 672.13K | +3.0% | $7.65M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 47 | Arrowstreet Capital ✦ | 520.45K | +7.5% | $5.92M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 48 | D. E. Shaw & Co. ✦ | 454.88K | -49.2% | $5.18M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 49 | Marshall Wace ✦ | 182.74K | +10.3% | $2.08M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 50 | Marshall Wace ✦ | 182.74K | +10.3% | $2.08M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 51 | Gotham Asset Management ✦ | 42.44K | +10.2% | $483,013 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 52 | T. Rowe Price ✦ | 28.78K | +17.6% | $328,000 | 0.0% | ▲ Add | 6 | SEC ↗ |
| 53 | Two Sigma Investments ✦ | 22.52K | -65.9% | $256,323 | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 54 | Fidelity (FMR) ✦ | 4.11K | +61.2% | $46,732 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 55 | Fidelity (FMR) ✦ | 4.11K | +61.2% | $46,732 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 56 | Fidelity (FMR) ✦ | 4.11K | +61.2% | $46,732 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Citadel Advisors | $1.27M | was 0.0% |
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