MAX
MEDIAALPHA INC
Institutional Ownership · Q4 2025
Filing: Q4 2025MEDIAALPHA INC (MAX) is held by 161 institutional investors with combined holdings of $608M. Major holders include WHITE MOUNTAINS INSURANCE, BlackRock, Inc. (BLK), VANGUARD GROUP INC.
Institutional Holders
161
Total Value
$608.2M
Ownership %
86.9%
🏦 Top Institutional Holders
WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)
17.9M shares
$231.2M
33.03% ownership
BlackRock, Inc. (BLK)
3.6M shares
$46.0M
6.57% ownership
VANGUARD GROUP INC
2.6M shares
$33.3M
4.76% ownership
JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM)
1.4M shares
$17.7M
2.53% ownership
Clearline Capital LP
1.3M shares
$16.9M
2.41% ownership