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 2026
Institutional positions in MediaAlpha, Inc. as of Jun 30, 2026. 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
- 153
- −7 vs. Q1 2026
- Shares held
- 48.7M
- +250.1K (+0.5%) vs. Q1 2026
- Total value
- $610.7M
- +$159.4M (+35.3%) vs. Q1 2026
- New holders
- 21
- 47 more added
- Sold out
- 28
- 66 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding MediaAlpha, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| White Mountains Insurance Group Ltd | 17,856,614 | $224.5M | 57.03% | 00.0% | Unchanged |
| BlackRock, Inc. | 3,392,357 | $42.6M | 0.00% | −84,330−2.4% | Reduced |
| Clearline Capital LP | 2,713,890 | $34.1M | 2.20% | +123,220+4.8% | Added |
| JPMorgan Chase & Co | 1,880,062 | $23.3M | 0.00% | +134,383+7.7% | Added |
| Vanguard Capital Management LLC | 1,276,369 | $16.0M | 0.00% | −109,360−7.9% | Reduced |
| Geode Capital Management, LLC | 1,068,308 | $13.4M | 0.00% | −1,776−0.2% | Reduced |
| Divisadero Street Capital Management, LP | 1,019,988 | $12.8M | 0.30% | +933,081+1,073.7% | Added |
| Jacobs Levy Equity Management, Inc | 971,232 | $12.2M | 0.04% | +221,178+29.5% | Added |
| Acadian Asset Management LLC | 957,095 | $12.0M | 0.01% | +109,896+13.0% | Added |
| Jacobs Asset Management, LLC | 919,761 | $11.6M | 8.71% | −4,682−0.5% | Reduced |
| State Street Corp | 862,235 | $10.8M | 0.00% | +24,074+2.9% | Added |
| Arrowstreet Capital, Limited Partnership | 829,958 | $10.4M | 0.00% | −232,023−21.8% | Reduced |
| Morgan Stanley | 821,170 | $10.3M | 0.00% | +118,152+16.8% | Added |
| Nuveen, LLC | 752,447 | $9.46M | 0.00% | +51,048+7.3% | Added |
| Dimensional Fund Advisors LP | 701,914 | $8.82M | 0.00% | +81,245+13.1% | Added |
| J. Goldman & Co LP | 598,070 | $7.52M | 0.26% | −584,603−49.4% | Reduced |
| Citadel Advisors LLC | 589,696 | $7.41M | 0.00% | +360,373+157.1% | Added |
| Renaissance Technologies LLC | 574,407 | $7.22M | 0.01% | −144,893−20.1% | Reduced |
| Shay Capital LLC | 570,000 | $7.16M | 0.79% | −205,000−26.5% | Reduced |
| Jane Street Group, LLC | 551,625 | $6.93M | 0.00% | +268,617+94.9% | Added |
| D. E. Shaw & Co., Inc. | 535,926 | $6.74M | 0.00% | +193,868+56.7% | Added |
| Speece Thorson Capital Group Inc | 489,098 | $6.15M | 1.31% | −9,913−2.0% | Reduced |
| EVR Research LP | 440,000 | $5.53M | 2.73% | +440,000 | New |
| Vanguard Portfolio Management LLC | 433,046 | $5.44M | 0.00% | −113,699−20.8% | Reduced |
| Goldman Sachs Group Inc | 428,866 | $5.39M | 0.00% | −194,555−31.2% | Reduced |
| Two Sigma Investments, LP | 409,480 | $5.15M | 0.00% | +234,191+133.6% | Added |
| AQR Capital Management LLC | 391,641 | $4.92M | 0.00% | −90,310−18.7% | Reduced |
| HRT Financial LP | 372,929 | $4.69M | 0.01% | +43,597+13.2% | Added |
| Bank of America Corp | 371,840 | $4.67M | 0.00% | +92,136+32.9% | Added |
| Triad Investment Management | 368,731 | $4.63M | 5.11% | +34,867+10.4% | Added |
| Stoic Point Capital Management LLC | 297,150 | $3.74M | 3.14% | +76,109+34.4% | Added |
| Northern Trust Corp | 267,107 | $3.36M | 0.00% | −4,717−1.7% | Reduced |
| Charles Schwab Investment Management Inc | 259,224 | $3.26M | 0.00% | −15,115−5.5% | Reduced |
| Squarepoint Ops LLC | 234,255 | $2.94M | 0.01% | +18,714+8.7% | Added |
| Vanguard Fiduciary Trust Co | 223,917 | $2.81M | 0.00% | −3,195−1.4% | Reduced |
| Teacher Retirement System of Texas | 216,405 | $2.72M | 0.01% | +31,080+16.8% | Added |
| BNP Paribas Arbitrage, SA | 209,204 | $2.63M | 0.00% | +152,998+272.2% | Added |
| UBS Asset Management Americas Inc | 180,171 | $2.26M | 0.00% | −340−0.2% | Reduced |
| XTX Topco Ltd | 172,269 | $2.17M | 0.03% | +25,431+17.3% | Added |
| Algert Global LLC | 170,870 | $2.15M | 0.03% | +86,360+102.2% | Added |
| Man Group plc | 156,754 | $1.97M | 0.00% | +20,047+14.7% | Added |
| Alliancebernstein L.P. | 211,450 | $1.97M | 0.00% | +6,010+2.9% | Added |
| Principal Financial Group Inc | 148,845 | $1.87M | 0.00% | +11,232+8.2% | Added |
| Quantinno Capital Management LP | 136,034 | $1.71M | 0.00% | +28,760+26.8% | Added |
| Russell Investments Group, Ltd. | 130,360 | $1.63M | 0.00% | +45,466+53.6% | Added |
| Stifel Financial Corp | 126,175 | $1.59M | 0.00% | +126,175 | New |
| Victory Capital Management Inc | 101,365 | $1.27M | 0.00% | +14,096+16.2% | Added |
| Balyasny Asset Management LLC | 101,046 | $1.27M | 0.00% | −7,762−7.1% | Reduced |
| Qube Research & Technologies Ltd | 92,453 | $1.16M | 0.00% | −322,827−77.7% | Reduced |
| PDT Partners, LLC | 84,022 | $1.06M | 0.06% | −6,000−6.7% | Reduced |
| Bank of New York Mellon Corp | 81,504 | $1.02M | 0.00% | −5,451−6.3% | Reduced |
| Walleye Capital LLC | 80,306 | $1.01M | 0.00% | +80,306 | New |
| Franklin Resources Inc | 74,587 | $937.6K | 0.00% | −269,122−78.3% | Reduced |
| Amundi | 70,311 | $883.8K | 0.00% | −7,793−10.0% | Reduced |
| State of Wisconsin Investment Board | 70,309 | $883.8K | 0.00% | −35,851−33.8% | Reduced |
| Allianz Asset Management GmbH | 70,176 | $882.1K | 0.00% | 00.0% | Unchanged |
| Winmill & Co. Inc | 65,102 | $818.3K | 0.18% | +65,102 | New |
| Swiss National Bank | 60,800 | $764.3K | 0.00% | +2,100+3.6% | Added |
| Blair William & Co | 56,046 | $704.5K | 0.00% | +71+0.1% | Added |
| Globeflex Capital L P | 55,850 | $702.0K | 0.09% | −24,383−30.4% | Reduced |
| Campbell & CO Investment Adviser LLC | 46,617 | $586.0K | 0.03% | +30,532+189.8% | Added |
| Rhumbline Advisers | 45,932 | $577.4K | 0.00% | −1,952−4.1% | Reduced |
| Hillsdale Investment Management Inc. | 45,900 | $577.0K | 0.01% | +45,900 | New |
| Allspring Global Investments Holdings, LLC | 44,831 | $563.5K | 0.00% | −3,054−6.4% | Reduced |
| SEI Investments Co | 44,637 | $561.1K | 0.00% | +8,899+24.9% | Added |
| Mariner, LLC | 41,127 | $517.0K | 0.00% | −17,362−29.7% | Reduced |
| Caption Management, LLC | 37,515 | $471.6K | 0.02% | −111,533−74.8% | Reduced |
| Price T Rowe Associates Inc | 37,076 | $467.0K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 37,065 | $465.9K | 0.00% | −9,976−21.2% | Reduced |
| Deutsche Bank AG | 34,254 | $430.6K | 0.00% | −834−2.4% | Reduced |
| Lighthouse Investment Partners, LLC | 34,001 | $427.4K | 0.01% | +34,001 | New |
| UBS Group AG | 33,602 | $422.4K | 0.00% | −120,281−78.2% | Reduced |
| Barclays PLC | 30,349 | $381.5K | 0.00% | −15,015−33.1% | Reduced |
| Wells Fargo & Company | 28,163 | $354.0K | 0.00% | +15,838+128.5% | Added |
| Legal & General Group Plc | 27,533 | $346.1K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 27,117 | $340.9K | 0.00% | +27,117 | New |
| Dynamic Technology Lab Private Ltd | 26,868 | $338.0K | 0.08% | −16,727−38.4% | Reduced |
| FMR LLC | 26,386 | $331.7K | 0.00% | −788−2.9% | Reduced |
| Invesco Ltd. | 26,039 | $327.3K | 0.00% | +2,412+10.2% | Added |
| State of Alaska, Department of Revenue | 25,862 | $324.0K | 0.00% | +24,000+1,288.9% | Added |
| Tudor Investment Corp Et Al | 25,748 | $323.7K | 0.00% | +25,748 | New |
| Allstate Corp | 25,287 | $317.9K | 0.00% | +25,287 | New |
| Axq Capital, LP | 25,117 | $315.7K | 0.03% | +25,117 | New |
| Abel Hall, LLC | 24,473 | $307.6K | 0.05% | −951−3.7% | Reduced |
| California State Teachers Retirement System | 24,141 | $303.5K | 0.00% | −1,111−4.4% | Reduced |
| Citigroup Inc | 24,003 | $301.7K | 0.00% | +14,025+140.6% | Added |
| CI Private Wealth, LLC | 23,451 | $294.8K | 0.00% | +7,892+50.7% | Added |
| Susquehanna International Group, LLP | 23,247 | $292.2K | 0.00% | −166,489−87.7% | Reduced |
| Quantbot Technologies LP | 21,568 | $271.1K | 0.01% | −7,551−25.9% | Reduced |
| MetLife Investment Management | 21,402 | $269.0K | 0.00% | 00.0% | Unchanged |
| Jupiter Asset Management Ltd | 21,172 | $266.1K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 18,642 | $234.3K | 0.00% | 00.0% | Unchanged |
| Vanguard Asset Management, Ltd | 17,425 | $219.0K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 17,179 | $215.9K | 0.01% | +2,636+18.1% | Added |
| Mercer Global Advisors Inc | 16,595 | $208.6K | 0.00% | +440+2.7% | Added |
| Creative Planning | 16,220 | $203.9K | 0.00% | −3,726−18.7% | Reduced |
| Nomura Holdings Inc | 16,058 | $201.8K | 0.00% | +16,058 | New |
| Wealth Enhancement Advisory Services, LLC | 14,811 | $198.0K | 0.00% | −6,105−29.2% | Reduced |
| Ieq Capital, LLC | 15,367 | $193.2K | 0.00% | −17,554−53.3% | Reduced |
| EP Wealth Advisors, LLC | 15,273 | $192.0K | 0.00% | +15,273 | New |