MAX
MEDIAALPHA-A (MAX)
NYSE
$14.67-$0.15 (-0.98%)
Price as of Nov 13, 2026 12:43 PM EST
  • $753.9M
    Market Cap
  • 15.97%
    1-Year Change
  • Internet Content & Information
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
WHITE MOUNTAINS INSURANCE GROUP LTD
35.08%
17.9M
0 (0.00%)
Jun 30, 2026
BLACKROCK FUNDING, INC. /DE
6.99%
3.6M
-211,267 (-5.94%)
Dec 31, 2024
BLACKROCK, INC.
6.66%
3.4M
-84,330 (-2.49%)
Jun 30, 2026
CLEARLINE CAPITAL LP
5.33%
2.7M
+123,220 (+4.54%)
Jun 30, 2026
VANGUARD GROUP INC
5.05%
2.6M
-29,629 (-1.15%)
Dec 31, 2025
BLACKROCK INC.
4.88%
2.5M
+742,148 (+29.90%)
Jun 30, 2024
JPMORGAN CHASE & CO
3.69%
1.9M
+134,383 (+7.15%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions867.5M (78.04%)
  • Mutual Funds200.1M (18.00%)
  • Insiders44.0M (3.96%)
  • Other0 (0.00%)

Insider Transactions

  • 3.96% (44.0M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 5
    Number of InsiderSelling (last 12 months)
  • $1.5B
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Nonko Eugene
Sell
Nov 11, 2026
$70,315.92
4,952
$14.20
639,580
WHITE MOUNTAINS INSURANCE GROUP LTD
Sell
Nov 11, 2026
$16.0M
1.1M
$14.15
11.2M
Nonko Eugene
Sell
Nov 11, 2026
$135,751.29
9,524
$14.25
429,856
Nonko Eugene
Sell
Nov 10, 2026
$134,605.55
9,524
$14.13
439,380
Nonko Eugene
Sell
Nov 10, 2026
$69,830.63
4,952
$14.10
644,532
Nonko Eugene
Sell
Nov 09, 2026
$69,668.20
4,952
$14.07
649,484
Nonko Eugene
Sell
Nov 09, 2026
$133,393.14
9,524
$14.01
448,904
Yi Steven
See Remarks
Sell
Nov 04, 2026
$2.3M
151,129
$15.50
1.9M
Nonko Eugene
Sell
Nov 04, 2026
$86,435.92
5,667
$15.25
654,436
Nonko Eugene
Sell
Nov 04, 2026
$1.4M
93,279
$15.36
458,428
Yi Steven
See Remarks
Sell
Nov 03, 2026
$2.0M
130,065
$15.05
2.0M
Nonko Eugene
Sell
Nov 03, 2026
$224,282.97
15,022
$14.93
660,103
Nonko Eugene
Sell
Nov 03, 2026
$2.4M
160,185
$15.04
551,707
Yeh Kuanling Amy
Chief Technology Officer
Sell
Nov 02, 2026
$372,707.50
25,000
$14.91
493,091
Nonko Eugene
Sell
Nov 02, 2026
$1.1M
78,009
$14.72
711,892
Yi Steven
See Remarks
Sell
Nov 02, 2026
$2.1M
138,806
$14.78
2.2M
Nonko Eugene
Sell
Nov 02, 2026
$1.6M
109,401
$14.79
675,125
Yeh Kuanling Amy
Chief Technology Officer
Sell
Oct 30, 2026
$361,810.00
25,000
$14.47
518,091
Nonko Eugene
Sell
Oct 21, 2026
$22,570.54
1,940
$11.63
791,800
Nonko Eugene
Sell
Oct 21, 2026
$84,564.63
7,273
$11.63
812,730
Nonko Eugene
Sell
Oct 20, 2026
$22,538.53
1,940
$11.62
793,740
Nonko Eugene
Sell
Oct 20, 2026
$85,267.20
7,273
$11.72
820,003
Cramer Keith
Chief Revenue Officer
Sell
Oct 19, 2026
$136,645.20
12,000
$11.39
239,303
Nonko Eugene
Sell
Oct 19, 2026
$82,825.65
7,273
$11.39
827,276
Nonko Eugene
Sell
Oct 19, 2026
$22,090.97
1,940
$11.39
795,680
Nonko Eugene
Sell
Oct 14, 2026
$69,158.12
6,667
$10.37
834,549
Nonko Eugene
Sell
Oct 14, 2026
$11,105.02
1,067
$10.41
797,620
Nonko Eugene
Sell
Oct 13, 2026
$10,800.17
1,067
$10.12
798,687
Nonko Eugene
Sell
Oct 13, 2026
$67,419.37
6,667
$10.11
841,216
Nonko Eugene
Sell
Oct 12, 2026
$67,666.72
6,667
$10.15
847,883