Transaction · 0001818383-26-000227

Yi Steven

Yi Steven, SR, reported an open-market or private sale at MediaAlpha, Inc. involving 48000.000000 shares for an estimated $594364.80. Reported holdings after the transaction were 2339740.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SSR
MAXMediaAlpha, Inc.
Filing timeSep 02
Trade dateSep 01, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$12.53
Pre-filing
1mo ago -1.2%1w ago -1.6%1d ago +0.7%
Returns since
7d +0.0%30d +0.0%90d +0.0%180d +0.0%1y +0.0%

MAX price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
MAX since 2026-09-02Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001818383-26-000227
Class A Common Stock
Transaction date
Sep 01, 2026
Filed Sep 02, 2026, 10:45 PM · 1d delay
Shares
48.0k sh
$1.23k per share
Estimated value
-$59.4M
Computed from shares × price
Holdings after
2.33M sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Cluster Selling Direct Ownership Large Sale 10b5-1 Detected
0score
Filing-only score

0

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

See Remarks

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person primarily to cover taxes resulting from the vesting of RSUs.

  2. F2

    Reflects the weighted-average sale price for shares sold in multiple transactions at prices ranging from $12.20 to $12.67 per share. The Reporting Person undertakes to provide upon request by the Secu…

Original filing · 0001818383-26-000227
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