Skip to content
sellModerate cluster of 410b5-1 plan

Sean Maduck sold $2.9M of CORT

See Remarks at CORCEPT THERAPEUTICS INC. 25,000 shares at an average of $114.43, traded Sep 1, 2026, filed Sep 3, 2026.

Warning score
40
Value
$2.9M
25,000 shares
Holdings after
9,755
-72% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Officer
    +15
  • Trade size
    $2.9M at market
    +25
  • Share of holdings sold
    Sold 72% of holdings
    +20
  • Cluster
    4 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 Sep 3, 2026: +7.4%SPY +0.9% · excess +6.5%

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 0001193125-26-382474, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 1, 2026MOption exercise
Common Stock10b5-1
+25,000$8.27$207k34,75539 d ago
Sep 1, 2026SOpen-market sale
Common Stock10b5-1
-11,730$113.94$1.3M23,02539 d ago
Sep 1, 2026SOpen-market sale
Common Stock10b5-1
-10,989$114.71$1.3M12,03639 d ago
Sep 1, 2026SOpen-market sale
Common Stock10b5-1
-2,281$115.61$264k9,75539 d ago
Sep 1, 2026AGrant or award
Common Stock10b5-1
+150$113.38$17k9,90539 d ago
Sep 1, 2026AGrant or award
Common Stock10b5-1
+150$0.00$010,05539 d ago
Sep 2, 2026FTax withholding
Common Stock10b5-1
-117$113.38$13k9,93839 d ago
Sep 1, 2026MOption exercise
Stock option (right to buy)derivative10b5-1
-25,000$0.00$066,98639 d ago

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
40Moderate
CORTsell 310b5-1
CORCEPT THERAPEUTICS INC
Sean Maduck
See Remarks
$2.9M
25,000 shares
-242%
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%
30Weak
CORTsell10b5-1
CORCEPT THERAPEUTICS INC
Joseph K Belanoff
Chief Executive Officer
$3.3M
40,000 shares
-1%
30Weak
CORTsell10b5-1
CORCEPT THERAPEUTICS INC
Joseph K Belanoff
Chief Executive Officer
$2.9M
40,000 shares
-1%
45Moderate
CORTsell 310b5-1
CORCEPT THERAPEUTICS INC
Joseph K Belanoff
Chief Executive Officer
$3.4M
35,452 shares
-1%

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