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sellWeak cluster of 510b5-1 plan

Eugene Nonko sold $463k of MAX

See Remarks at MediaAlpha, Inc.. 36,300 shares at an average of $12.76, traded Dec 22, 2025, filed Dec 29, 2025.

Warning score
27
Value
$463k
36,300 shares
Holdings after
1,582,920
-3% from before
From 52-week low
+72%
low $7.49, close $12.88
From 52-week high
-6%
high $13.71, as of Dec 22, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $463k at market
    +17
  • Share of holdings sold
    Sold 3.5% of holdings
    0
  • Cluster
    5 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -18.2%, 3m -26.1%, 6m -3.1%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

MAXOct 13, 2026 · close 10.47
Since filing Dec 29, 2025: -18.1%SPY +14.0% · excess -32.1%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001818383-25-000189, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 22, 2025SOpen-market sale
Class A Common Stock10b5-1
-5,400$12.91$70k1,041,448Dec 29, 2025
Dec 23, 2025SOpen-market sale
Class A Common Stock10b5-1
-5,400$12.68$68k1,036,048Dec 29, 2025
Dec 24, 2025SOpen-market sale
Class A Common Stock10b5-1
-5,400$12.67$68k1,030,648Dec 29, 2025
Dec 22, 2025SOpen-market sale
Class A Common Stockindirect: By O.N.E. Holdings,LLC10b5-1
-6,700$12.91$86k1,596,320Dec 29, 2025
Dec 23, 2025SOpen-market sale
Class A Common Stockindirect: By O.N.E. Holdings,LLC10b5-1
-6,700$12.68$85k1,589,620Dec 29, 2025
Dec 24, 2025SOpen-market sale
Class A Common Stockindirect: By O.N.E. Holdings,LLC10b5-1
-6,700$12.67$85k1,582,920Dec 29, 2025

Related signals

Other insiders at MediaAlpha, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
Pro nowfree Oct 21, 2026
MAXsell 210b5-1
MediaAlpha, Inc.
Eugene Nonko
See Remarks
$237k
23,202 shares
-3%
Pro nowfree Oct 17, 2026
MAXsell 310b5-1
MediaAlpha, Inc.
Steven Yi
See Remarks
$263k
26,033 shares
-1%
15Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Kuanling Amy Yeh
Chief Technology Officer
$28k
3,000 shares
-1%
21Weak
MAXsell 310b5-1
MediaAlpha, Inc.
Eugene Nonko
See Remarks
$165k
15,468 shares
-2%
21Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Keith Cramer
Chief Revenue Officer
$149k
13,000 shares
-5%
25Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Eugene Nonko
See Remarks
$334k
28,871 shares
-4%
24Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Eugene Nonko
See Remarks
$320k
27,639 shares
-3%
16Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Kuanling Amy Yeh
Chief Technology Officer
$36k
3,000 shares
-1%
26Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Eugene Nonko
See Remarks
$389k
31,335 shares
-4%
29Weak
MAXsell 410b5-1
MediaAlpha, Inc.
Steven Yi
See Remarks
$594k
48,000 shares
-2%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Eugene Nonko sold $463k of MAX | InsiderTell