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sellModerate cluster of 310b5-1 plan

Sean Maduck sold $2.9M of CORT

See Remarks at CORCEPT THERAPEUTICS INC. 25,000 shares at an average of $116.26, traded Oct 1, 2026, filed Oct 5, 2026.

Warning score
40
Value
$2.9M
25,000 shares
Holdings after
9,938
-242% from before
From 52-week low
+255%
low $32.15, close $114.03
From 52-week high
-8%
high $123.57, as of Oct 1, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $2.9M at market
    +25
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    3 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -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.

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.

CORTOct 9, 2026 · close 121.19
Since filing Oct 5, 2026: -0.7%SPY +0.5% · excess -1.2%

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 0001193125-26-414674, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Oct 1, 2026MOption exercise
Common Stock10b5-1
+413$8.27$3,41610,3517 d ago
Oct 1, 2026SOpen-market sale
Common Stock10b5-1
-413$115.54$48k9,9387 d ago
Oct 2, 2026MOption exercise
Common Stock10b5-1
+24,587$8.27$203k34,5257 d ago
Oct 2, 2026SOpen-market sale
Common Stock10b5-1
-15,843$116.12$1.8M18,6827 d ago
Oct 2, 2026SOpen-market sale
Common Stock10b5-1
-8,744$116.55$1.0M9,9387 d ago
Oct 1, 2026MOption exercise
Stock option (right to buy)derivative10b5-1
-413$0.00$066,5737 d ago
Oct 2, 2026MOption exercise
Stock option (right to buy)derivative10b5-1
-24,587$0.00$041,9867 d ago

Related signals

Other insiders at CORCEPT THERAPEUTICS INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
40Moderate
CORTsell 310b5-1
CORCEPT THERAPEUTICS INC
Joseph Douglas Lyon
See Remarks
$1.2M
10,000 shares
-154%
45Moderate
CORTsell 310b5-1
CORCEPT THERAPEUTICS INC
Roberto Wandenkolk Vieira
President, Oncology
$967k
8,333 shares
-68%
20Weak
CORTsell 310b5-1
CORCEPT THERAPEUTICS INC
Roberto Wandenkolk Vieira
President, Oncology
$30k
296 shares
-7%
35Weak
CORTsell 410b5-1
CORCEPT THERAPEUTICS INC
James N Wilson
director
$1.1M
10,000 shares
-1%
40Moderate
CORTsell 410b5-1
CORCEPT THERAPEUTICS INC
Joseph Douglas Lyon
See Remarks
$1.1M
10,000 shares
-64%
45Moderate
CORTsell 410b5-1
CORCEPT THERAPEUTICS INC
Roberto Wandenkolk Vieira
President, Oncology
$6.5M
58,333 shares
-93%
40Moderate
CORTsell 410b5-1
CORCEPT THERAPEUTICS INC
Sean Maduck
See Remarks
$2.9M
25,000 shares
-72%
48Moderate
CORTsell 6
CORCEPT THERAPEUTICS INC
Gary Charles Robb
Chief Business Officer
$225k
3,185 shares
-19%
40Moderate
CORTsell 610b5-1
CORCEPT THERAPEUTICS INC
William Guyer
Chief Development Officer
$1.4M
20,000 shares
-78%
26Weak
CORTsell 610b5-1
CORCEPT THERAPEUTICS INC
Daniel N Swisher JR
director
$155k
2,200 shares
-100%

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.

Sean Maduck sold $2.9M of CORT | InsiderTell