Skip to content
sellWeak cluster of 5

Michael Overdorf sold $32k of ANNX

EVP & CHIEF BUSINESS OFFICER at Annexon, Inc.. 6,225 shares at an average of $5.10, traded Feb 18, 2026, filed Feb 20, 2026.

Warning score
35
Value
$32k
6,225 shares
Holdings after
124,464
-5% from before
From 52-week low
+267%
low $1.38, close $5.06
From 52-week high
-27%
high $6.96, as of Feb 18, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $32k at market
    +5
  • Share of holdings sold
    Sold 4.8% of holdings
    0
  • Cluster
    5 insiders selling within 14 days
    +15

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.

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.

ANNXOct 9, 2026 · close 4.02
Since filing Feb 20, 2026: -18.0%SPY +13.8% · excess -31.8%

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 0001818522-26-000001, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 18, 2026SOpen-market sale
Common Stock
-6,225$5.10$32k124,464Feb 20, 2026

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
46Moderate
ANNXbuy
Annexon, Inc.
Douglas Love
PRESIDENT AND CEO
$100k
26,065 shares
+7%
47Moderate
ANNXbuy
Annexon, Inc.
Muneer A Satter
director
$3.3M
613,497 shares
+6%
18Weak
ANNXbuy10b5-1
Annexon, Inc.
William H. Carson
director
$46k
8,000 shares
+11%
19Weak
ANNXbuy10b5-1
Annexon, Inc.
William H. Carson
director
$50k
8,000 shares
+13%
14Weak
ANNXbuy10b5-1
Annexon, Inc.
William H. Carson
director
$45k
8,000 shares
+15%
35Weak
ANNXsell 5
Annexon, Inc.
Dean Richard Artis
EVP & CHIEF SCIENTIFIC OFFICER
$32k
5,894 shares
-3%
42Moderate
ANNXsell 5
Annexon, Inc.
Jennifer Lew
EVP & CHIEF FINANCIAL OFFICER
$30k
5,565 shares
-3%
35Weak
ANNXsell 5
Annexon, Inc.
Jamie Dananberg
CHIEF MEDICAL OFFICER
$32k
5,820 shares
-4%
30Weak
ANNXsell 5
Annexon, Inc.
Michael Overdorf
EVP & CHIEF BUSINESS OFFICER
$24k
4,339 shares
-2%
35Weak
ANNXsell 5
Annexon, Inc.
Ted Yednock
EVP & CHIEF INNOVATION OFFICER
$30k
5,566 shares
-3%

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.