MediaAlpha, Inc.
MAX- Exchange
- NYSE
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001818383
In the last 90 days, MediaAlpha, Inc. insiders filed 0 open-market purchases and 26 sales; 153 institutions reported holding it in 13F filings for Q2 2026, worth $610.7M in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in MediaAlpha, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 152
- +8 vs. Q1 2025
- Shares held
- 48.3M
- +1.05M (+2.2%) vs. Q1 2025
- Total value
- $528.5M
- +$92.2M (+21.1%) vs. Q1 2025
- New holders
- 30
- 66 more added
- Sold out
- 22
- 44 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MAX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 153 | $610.7M |
| Q1 2026 | 163 | $452.0M |
| Q4 2025 | 172 | $618.6M |
| Q3 2025 | 157 | $544.3M |
| Q2 2025 | 152 | $528.5M |
| Q1 2025 | 144 | $436.3M |
| Q4 2024 | 162 | $542.2M |
| Q3 2024 | 151 | $885.5M |
| Q2 2024 | 149 | $660.8M |
| Q1 2024 | 122 | $905.9M |
| Q4 2023 | 91 | $470.3M |
| Q3 2023 | 89 | $341.7M |
| Q2 2023 | 94 | $463.6M |
| Q1 2023 | 98 | $602.5M |
| Q4 2022 | 101 | $398.7M |
| Q3 2022 | 88 | $358.0M |
| Q2 2022 | 89 | $393.0M |
| Q1 2022 | 96 | $677.3M |
| Q4 2021 | 93 | $616.6M |
| Q3 2021 | 89 | $708.5M |
| Q2 2021 | 98 | $1.59B |
| Q1 2021 | 96 | $1.29B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding MediaAlpha, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| White Mountains Insurance Group Ltd | 17,856,614 | $195.5M | 100.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 4,003,419 | $43.8M | 0.00% | +305,693+8.3% | Added |
| Vanguard Group Inc | 2,859,199 | $31.3M | 0.00% | −54,129−1.9% | Reduced |
| Broad Bay Capital Management, LP | 2,498,507 | $27.4M | 3.85% | −249,271−9.1% | Reduced |
| Goldman Sachs Group Inc | 2,007,186 | $22.0M | 0.00% | +1,270,655+172.5% | Added |
| Clearline Capital LP | 1,425,308 | $15.6M | 1.37% | −1,229,613−46.3% | Reduced |
| Nuveen, LLC | 900,790 | $9.86M | 0.00% | +394,883+78.1% | Added |
| D. E. Shaw & Co., Inc. | 895,348 | $9.80M | 0.01% | +224,657+33.5% | Added |
| Jacobs Asset Management, LLC | 798,666 | $8.75M | 4.98% | +390,254+95.6% | Added |
| Renaissance Technologies LLC | 772,300 | $8.46M | 0.01% | +206,800+36.6% | Added |
| Geode Capital Management, LLC | 764,702 | $8.37M | 0.00% | +36,949+5.1% | Added |
| Morgan Stanley | 755,926 | $8.28M | 0.00% | +18,005+2.4% | Added |
| Shay Capital LLC | 670,000 | $7.34M | 1.67% | +98,159+17.2% | Added |
| State Street Corp | 652,838 | $7.15M | 0.00% | +29,051+4.7% | Added |
| Janus Henderson Group PLC | 632,888 | $6.93M | 0.00% | +619,026+4,465.6% | Added |
| AQR Capital Management LLC | 601,593 | $6.59M | 0.01% | +43,797+7.9% | Added |
| JPMorgan Chase & Co | 542,246 | $5.94M | 0.00% | +233,948+75.9% | Added |
| Acadian Asset Management LLC | 532,437 | $5.82M | 0.01% | +211,135+65.7% | Added |
| UBS Group AG | 528,380 | $5.79M | 0.00% | +23,530+4.7% | Added |
| Qube Research & Technologies Ltd | 526,349 | $5.76M | 0.01% | +56,724+12.1% | Added |
| Arrowstreet Capital, Limited Partnership | 484,342 | $5.30M | 0.00% | +188,288+63.6% | Added |
| Jacobs Levy Equity Management, Inc | 469,561 | $5.14M | 0.02% | +330,963+238.8% | Added |
| Lazard Asset Management LLC | 389,806 | $4.27M | 0.01% | +389,806 | New |
| Hillsdale Investment Management Inc. | 359,200 | $3.93M | 0.15% | +144,600+67.4% | Added |
| Pacer Advisors, Inc. | 333,958 | $3.66M | 0.01% | +333,958 | New |
| Charles Schwab Investment Management Inc | 311,591 | $3.41M | 0.00% | −9,248−2.9% | Reduced |
| Northern Trust Corp | 277,927 | $3.04M | 0.00% | −7,633−2.7% | Reduced |
| Earnest Partners LLC | 269,607 | $2.95M | 0.01% | −2,826−1.0% | Reduced |
| Algert Global LLC | 228,778 | $2.51M | 0.05% | +3,478+1.5% | Added |
| Bank of America Corp | 225,789 | $2.47M | 0.00% | +11,519+5.4% | Added |
| Millennium Management LLC | 183,063 | $2.00M | 0.00% | −431,479−70.2% | Reduced |
| J. Goldman & Co LP | 175,000 | $1.92M | 0.06% | −393,052−69.2% | Reduced |
| Marshall Wace, LLP | 165,627 | $1.81M | 0.00% | −292,882−63.9% | Reduced |
| PDT Partners, LLC | 165,540 | $1.81M | 0.10% | +35,823+27.6% | Added |
| Jackson Creek Investment Advisors LLC | 164,060 | $1.80M | 0.48% | +164,060 | New |
| Y-Intercept (Hong Kong) Ltd | 162,747 | $1.78M | 0.04% | +136,459+519.1% | Added |
| Teacher Retirement System of Texas | 149,933 | $1.64M | 0.01% | +129,986+651.7% | Added |
| Canada Pension Plan Investment Board | 125,400 | $1.37M | 0.00% | +125,400 | New |
| UBS Asset Management Americas Inc | 124,070 | $1.36M | 0.00% | +33,205+36.5% | Added |
| Trexquant Investment LP | 120,775 | $1.32M | 0.01% | +9,552+8.6% | Added |
| Los Angeles Capital Management LLC | 119,528 | $1.31M | 0.00% | −28,993−19.5% | Reduced |
| SEI Investments Co | 116,027 | $1.27M | 0.00% | +12,122+11.7% | Added |
| Citadel Advisors LLC | 115,626 | $1.27M | 0.00% | −314,613−73.1% | Reduced |
| Barclays PLC | 113,648 | $1.24M | 0.00% | +50,500+80.0% | Added |
| Bank of New York Mellon Corp | 95,072 | $1.04M | 0.00% | +5,418+6.0% | Added |
| Susquehanna International Group, LLP | 92,067 | $1.01M | 0.00% | −75,965−45.2% | Reduced |
| BNP Paribas Arbitrage, SA | 87,048 | $953.2K | 0.00% | +47,901+122.4% | Added |
| Divisadero Street Capital Management, LP | 86,907 | $951.6K | 0.06% | +86,907 | New |
| State of Wisconsin Investment Board | 84,739 | $927.9K | 0.00% | +84,739 | New |
| Janney Montgomery Scott LLC | 81,723 | $895.0K | 0.00% | +81,723 | New |
| Allianz Asset Management GmbH | 70,276 | $769.5K | 0.00% | −91,496−56.6% | Reduced |
| Engineers Gate Manager LP | 69,184 | $757.6K | 0.01% | +4,100+6.3% | Added |
| Tudor Investment Corp Et Al | 66,206 | $725.0K | 0.01% | −1,241−1.8% | Reduced |
| Two Sigma Investments, LP | 66,094 | $723.7K | 0.00% | −69,302−51.2% | Reduced |
| Dimensional Fund Advisors LP | 64,108 | $701.7K | 0.00% | +64,108 | New |
| Blair William & Co | 64,007 | $700.9K | 0.00% | −130−0.2% | Reduced |
| Swiss National Bank | 58,700 | $642.8K | 0.00% | −10,700−15.4% | Reduced |
| Squarepoint Ops LLC | 58,666 | $642.4K | 0.00% | −75,891−56.4% | Reduced |
| Rhumbline Advisers | 55,622 | $609.1K | 0.00% | +14,234+34.4% | Added |
| Amundi | 57,537 | $598.4K | 0.00% | +57,537 | New |
| Russell Investments Group, Ltd. | 54,176 | $591.7K | 0.00% | +18,239+50.8% | Added |
| Victory Capital Management Inc | 52,194 | $571.5K | 0.00% | −24,998−32.4% | Reduced |
| HSBC Holdings PLC | 51,550 | $560.9K | 0.00% | +1,144+2.3% | Added |
| Mariner, LLC | 47,481 | $519.9K | 0.00% | −89,306−65.3% | Reduced |
| Ieq Capital, LLC | 44,578 | $488.1K | 0.00% | +15,365+52.6% | Added |
| Verition Fund Management LLC | 43,188 | $472.9K | 0.00% | −11,171−20.6% | Reduced |
| Two Sigma Advisers, LP | 41,900 | $458.8K | 0.00% | −38,800−48.1% | Reduced |
| Graham Capital Management, L.P. | 41,164 | $450.7K | 0.01% | −32,781−44.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 39,582 | $429.1K | 0.00% | −2,716−6.4% | Reduced |
| Spears Abacus Advisors LLC | 39,100 | $428.1K | 0.01% | −5,100−11.5% | Reduced |
| Nomura Holdings Inc | 39,015 | $427.2K | 0.00% | +39,015 | New |
| Alliancebernstein L.P. | 38,630 | $423.0K | 0.00% | +10,300+36.4% | Added |
| Gotham Asset Management, LLC | 38,504 | $421.6K | 0.00% | +38,504 | New |
| Lighthouse Investment Partners, LLC | 37,987 | $416.0K | 0.02% | −106,058−73.6% | Reduced |
| Legal & General Group Plc | 36,315 | $397.6K | 0.00% | +8,229+29.3% | Added |
| Balyasny Asset Management LLC | 36,236 | $396.8K | 0.00% | −50,518−58.2% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 34,617 | $379.1K | 0.00% | +17,868+106.7% | Added |
| California State Teachers Retirement System | 30,346 | $332.3K | 0.00% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 28,470 | $311.7K | 0.00% | +28,470 | New |
| Fox Run Management, L.L.C. | 27,238 | $298.3K | 0.05% | −20,031−42.4% | Reduced |
| Deutsche Bank AG | 27,014 | $295.8K | 0.00% | −153,677−85.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 26,987 | $295.5K | 0.00% | −14,296−34.6% | Reduced |
| Campbell & CO Investment Adviser LLC | 26,254 | $287.5K | 0.02% | +4,583+21.1% | Added |
| Nebula Research & Development LLC | 25,141 | $275.3K | 0.02% | −11,965−32.2% | Reduced |
| Price T Rowe Associates Inc | 24,475 | $269.0K | 0.00% | +4,239+20.9% | Added |
| Centiva Capital, LP | 24,529 | $268.6K | 0.02% | +24,529 | New |
| Quest Partners LLC | 23,150 | $253.5K | 0.02% | −29,006−55.6% | Reduced |
| CWM, LLC | 22,681 | $248.0K | 0.00% | +6,158+37.3% | Added |
| MetLife Investment Management | 21,402 | $234.4K | 0.00% | 00.0% | Unchanged |
| Stoneridge Investment Partners LLC | 21,362 | $234.0K | 0.18% | −6,185−22.5% | Reduced |
| Man Group plc | 21,145 | $231.5K | 0.00% | +21,145 | New |
| Quantbot Technologies LP | 20,594 | $225.5K | 0.01% | −5,405−20.8% | Reduced |
| Franklin Resources Inc | 20,117 | $220.3K | 0.00% | −27,331−57.6% | Reduced |
| Cerity Partners LLC | 20,071 | $219.8K | 0.00% | +3,836+23.6% | Added |
| Virginia Retirement Systems Et Al | 20,000 | $219.0K | 0.00% | +7,300+57.5% | Added |
| Gsa Capital Partners LLP | 19,865 | $218.0K | 0.02% | −11,162−36.0% | Reduced |
| Corton Capital Inc. | 18,865 | $206.6K | 0.24% | +1,425+8.2% | Added |
| Virtus ETF Advisers LLC | 18,711 | $204.9K | 0.13% | 00.0% | Unchanged |
| Intech Investment Management LLC | 18,502 | $202.6K | 0.00% | +1,105+6.4% | Added |
| Brevan Howard Capital Management LP | 18,468 | $202.2K | 0.00% | +18,468 | New |