MediaAlpha, Inc. (NYSE:MAX) has 168 institutional investors that have filed 13F reports for the period ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| White Mountains Insurance Group Ltd | 31 Mar, 2026 | 17,856,614 | 0 | 0.00% | $166,066,510.00 |
| White Mountains Insurance Group Ltd | 31 Mar, 2026 | 17,856,614 | 0 | 0.00% | $231,243,151.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 3,551,465 | -21,725 | -0.61% | $45,991,471.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 3,476,687 | -74,778 | -2.11% | $32,333,189.00 |
| Clearline Capital LP | 31 Mar, 2026 | 2,590,670 | 1,289,217 | 99.06% | $24,093,231.00 |
| VANGUARD GROUP INC | 31 Mar, 2026 | 2,570,992 | -29,629 | -1.14% | $33,294,347.00 |
| Jpmorgan Chase & Co | 31 Mar, 2026 | 1,745,679 | 377,783 | 27.62% | $16,479,210.00 |
| Goldman Sachs Group Inc | 31 Mar, 2026 | 1,458,734 | 178,774 | 13.97% | $18,890,606.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 1,385,729 | 1,385,729 | 0.00% | $12,887,280.00 |
| Jpmorgan Chase & Co | 31 Mar, 2026 | 1,367,896 | -748,986 | -35.38% | $17,714,253.00 |
| Clearline Capital LP | 31 Mar, 2026 | 1,301,453 | 10,604 | 0.82% | $16,853,816.00 |
| J. Goldman & Co LP | 31 Mar, 2026 | 1,182,673 | 396,304 | 50.40% | $10,998,859.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 1,070,084 | 292,780 | 37.67% | $9,953,383.00 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 31 Mar, 2026 | 1,061,981 | 206,077 | 24.08% | $9,876,423.00 |
| RENAISSANCE TECHNOLOGIES LLC | 31 Mar, 2026 | 1,045,400 | 100,300 | 10.61% | $13,537,930.00 |
| Morgan Stanley | 31 Mar, 2026 | 960,154 | 88,123 | 10.11% | $12,433,996.00 |
| JACOBS ASSET MANAGEMENT, LLC | 31 Mar, 2026 | 924,443 | 219,144 | 31.07% | $8,597,320.00 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 31 Mar, 2026 | 855,904 | 335,452 | 64.45% | $11,083,957.00 |
| Divisadero Street Capital Management, LP | 31 Mar, 2026 | 849,011 | 762,104 | 876.92% | $10,994,692.00 |
| ACADIAN ASSET MANAGEMENT LLC | 31 Mar, 2026 | 847,199 | 241,028 | 39.76% | $7,866.00 |