| $708M | ||
| $106M | ||
| $100M | ||
| $28M | ||
| $16M | ||
| $13M |
Buys | $297,575 | 1 | 1 |
Sells | $9,451,524 | 82 | 99 |
| VRABECK KATHY P | director | 1 | $297,575 | 0 | $0 | $297,575 |
| COYNE JEFFREY B | GENERAL COUNSEL AND SECRETARY | 0 | $0 | 1 | $65,790 | $-65,790 |
| Yeh Kuanling Amy | Chief Technology Officer | 0 | $0 | 5 | $335,805 | $-335,805 |
| Cramer Keith | Chief Revenue Officer | 0 | $0 | 5 | $539,881 | $-539,881 |
| Yi Steven | See Remarks | 0 | $0 | 36 | $3.41M | $-3.41M |
| Nonko Eugene | director | 0 | $0 | 35 | $5.1M | $-5.1M |
MediaAlpha, Inc., through its subsidiaries, operates an insurance customer acquisition platform in the United States. It optimizes customer acquisition in various verticals of property and casualty insurance, health insurance, and life insurance. The company was founded in 2014 and is headquartered in Los Angeles, California. MediaAlpha, Inc. is a subsidiary of White Mountains Insurance Group, Ltd.
Over the last 12 months, insiders at MediaAlpha, Inc. have bought $297,575 and sold $9.45M worth of MediaAlpha, Inc. stock.
On average, over the past 5 years, insiders at MediaAlpha, Inc. have bought $19.94M and sold $192.5M worth of stock each year.
Highest buying activity among insiders over the last 12 months: VRABECK KATHY P (director) — $297,575.
The last purchase of 31,000 shares for transaction amount of $297,575 was made by VRABECK KATHY P (director) on 2025‑08‑12.
| 2026-02-04 | Sale | Yi Steven | See Remarks | 4,000 0.0061% | $8.94 | $35,749 | -0.17% | |
| 2026-02-03 | Sale | Yi Steven | See Remarks | 8,000 0.0133% | $10.04 | $80,329 | -11.39% | |
| 2026-02-03 | Sale | Nonko Eugene | director | 12,100 0.0201% | $10.06 | $121,756 | -11.39% | |
| 2026-02-02 | Sale | Yi Steven | See Remarks | 8,000 0.0125% | $10.32 | $82,554 | -12.11% | |
| 2026-02-02 | Sale | Nonko Eugene | director | 12,100 0.0189% | $10.35 | $125,288 | -12.11% | |
| 2026-01-28 | Sale | Yi Steven | See Remarks | 8,000 0.012% | $10.57 | $84,586 | -3.92% | |
| 2026-01-28 | Sale | Nonko Eugene | director | 12,100 0.0182% | $10.57 | $127,957 | -3.92% | |
| 2026-01-27 | Sale | Yi Steven | See Remarks | 8,000 0.012% | $10.51 | $84,097 | -3.70% | |
| 2026-01-27 | Sale | Nonko Eugene | director | 12,100 0.0181% | $10.52 | $127,265 | -3.70% | |
| 2026-01-26 | Sale | Yi Steven | See Remarks | 8,000 0.0121% | $10.89 | $87,145 | -6.06% | |
| 2026-01-26 | Sale | Nonko Eugene | director | 12,100 0.0183% | $10.86 | $131,391 | -6.06% | |
| 2026-01-22 | Sale | Yi Steven | See Remarks | 8,000 0.0122% | $11.20 | $89,616 | -8.72% | |
| 2026-01-22 | Sale | Nonko Eugene | director | 12,100 0.0185% | $11.20 | $135,534 | -8.72% | |
| 2026-01-21 | Sale | Yi Steven | See Remarks | 8,000 0.0122% | $11.02 | $88,182 | -7.90% | |
| 2026-01-21 | Sale | Nonko Eugene | director | 12,100 0.0184% | $11.02 | $133,332 | -7.90% | |
| 2026-01-20 | Sale | Yi Steven | See Remarks | 8,000 0.0121% | $11.20 | $89,634 | -9.07% | |
| 2026-01-20 | Sale | Nonko Eugene | director | 12,100 0.0184% | $11.21 | $135,623 | -9.07% | |
| 2026-01-16 | Sale | Yeh Kuanling Amy | Chief Technology Officer | 3,000 0.0046% | $11.48 | $34,440 | -9.41% | |
| 2026-01-15 | Sale | Cramer Keith | Chief Revenue Officer | 10,000 0.015% | $11.37 | $113,736 | -9.67% | |
| 2026-01-14 | Sale | Yi Steven | See Remarks | 8,000 0.0125% | $11.69 | $93,553 | -8.22% |
| Yi Steven | See Remarks | 2715330 4.1383% | $24.28M | 0 | 61 | |
| Nonko Eugene | director | 938848 1.4308% | $8.39M | 0 | 57 | |
| COYNE JEFFREY B | GENERAL COUNSEL AND SECRETARY | 441783 0.6733% | $3.95M | 0 | 1 | |
| Yeh Kuanling Amy | Chief Technology Officer | 393662 0.6% | $3.52M | 0 | 14 | |
| Cramer Keith | Chief Revenue Officer | 177169 0.27% | $1.58M | 0 | 16 | |
| VRABECK KATHY P | director | 129657 0.1976% | $1.16M | 1 | 0 | |
| WHITE MOUNTAINS INSURANCE GROUP LTD | 10 percent owner | 17856614 27.2142% | $159.64M | 1 | 3 | +6.74% |
| Thompson Patrick Ryan | See Remarks | 83552 0.1273% | $746,954.88 | 4 | 0 | +5.63% |
| Sinanyan Tigran | See Remarks | 36779 0.0561% | $328,804.26 | 0 | 18 | |
| Wang Ambrose | CO-FOUNDER | 23524 0.0359% | $210,304.56 | 0 | 3 | |
| Topjian Serge | VICE PRESIDENT, MEDIA | 21172 0.0323% | $189,277.68 | 0 | 7 | |
| Perine Robert | VICE PRESIDENT, PRODUCT | 20211 0.0308% | $180,686.34 | 0 | 7 | |
| Sweetser Jeff | See Remarks | 19525 0.0298% | $174,553.50 | 0 | 7 | |
| Mikalis Brian | See Remarks | 16335 0.0249% | $146,034.90 | 0 | 10 | |
| Martinez Lance | GENERAL COUNSEL AND SECRETARY | 10209 0.0156% | $91,268.46 | 0 | 2 | |
| INSIGNIA CAPITAL PARTNERS GP, L.L.C. | 10 percent owner | 0 0% | $0 | 0 | 4 |
$897,152,484 | 62 | -9.31% | $660.52M | |
$5,395,571 | 48 | 21.82% | $60.45M | |
$60,263,543 | 39 | 8.39% | $157.11M | |
$57,529,328 | 26 | 19.90% | $373.78M | |
$89,319,249 | 26 | -13.24% | $541.63M | |
$531,208 | 25 | 5.37% | $76.16M | |
$30,065,522 | 24 | 49.53% | $2.02B | |
$6,545,339 | 23 | -5.41% | $169.95M | |
$199,427,902 | 23 | 8.62% | $511.33M | |
$528,985,877 | 19 | 33.91% | $13.3B | |
$1,191,186,207 | 17 | -1.56% | $7.47B | |
$2,761,053 | 15 | -31.44% | $357.87M | |
$1,010,220 | 15 | -47.63% | $72.06M | |
$8,002,182 | 6 | 15.07% | $663.16M | |
MediaAlpha, Inc. (MAX) | $59,522,323 | 5 | 5.85% | $586.6M |
$947,591 | 4 | 18.00% | $1.07B | |
$662,439 | 3 | 43.65% | $1.54B | |
$14,971,203 | 3 | 29.11% | $2.76B | |
$191,350 | 1 | -7.77% | $2.89B |
| Increased Positions | 97 | +61.39% | 6M | +11.94% |
| Decreased Positions | 71 | -44.94% | 6M | -12.28% |
| New Positions | 28 | New | 941,902 | New |
| Sold Out Positions | 24 | Sold Out | 2M | Sold Out |
| Total Postitions | 184 | +16.46% | 48M | -0.34% |
| White Mountains Insurance Group Ltd | $213,387.00 | 31.33% | 17.86M | 0 | 0% | 2025-09-30 |
| Blackrock, Inc. | $42,700.00 | 6.27% | 3.57M | -430,229 | -10.75% | 2025-09-30 |
| Vanguard Group Inc | $31,077.00 | 4.56% | 2.6M | -258,578 | -9.04% | 2025-09-30 |
| Broad Bay Capital Management, Lp | $17,551.00 | 2.58% | 1.47M | -1M | -41.22% | 2025-09-30 |
| Millennium Management Llc | $17,083.00 | 2.51% | 1.43M | +1M | +680.91% | 2025-09-30 |
| Clearline Capital Lp | $15,426.00 | 2.27% | 1.29M | -134,459 | -9.43% | 2025-09-30 |
| Goldman Sachs Group Inc | $15,296.00 | 2.25% | 1.28M | -727,226 | -36.23% | 2025-09-30 |
| Jpmorgan Chase & Co | $12,648.00 | 1.86% | 1.06M | +516,195 | +95.2% | 2025-09-30 |
| Renaissance Technologies Llc | $11,294.00 | 1.66% | 945,100 | +172,800 | +22.38% | 2025-09-30 |
| Morgan Stanley | $10,421.00 | 1.53% | 872,031 | +116,105 | +15.36% | 2025-09-30 |