CORT Corcept Therapeutics Incorporated

NASDAQ
$112.79

Corcept Therapeutics Incorporated (CORT) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

30D 90D 6M 1Y
Insider signal Bearish Selling ran elevated versus CORT's own trailing one-year pace, with 91% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 9 sellers in the last 90 days
Insiders buying
1
2 transactions
Insiders selling
10
74 transactions
Purchases
$3.3M
100,000 shares
Sales
$77.4M
851,921 shares
Net activity
-$74.1M
purchases less sales

How much of that selling was preplanned? 91% planned / 9% discretionary

10b5-1 plan sales $70.8M 69 transactions · 788,696 shares
Discretionary sales $6.6M 5 transactions · 63,225 shares

Largest single sale: $10.8M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: March 17, 2026 , by BAKER G LEONARD JR .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Vieira Roberto Wandenkolk 7 fills President, Oncology Sell 10b5-1 58,333 $110.76 $6.5M 38,975 −59.9% of holding
Maduck Sean 3 fills See Remarks Sell 10b5-1 25,000 $114.43 $2.9M 23,025 −52.1% of holding
Park Kimberly Director Sell 26,685 $122.55 $3.3M None left
Maduck Sean 2 fills See Remarks Sell 10b5-1 30,955 $125.58 $3.9M 15,625 −66.5% of holding
MAHONEY DAVID L 4 fills Director Sell 10b5-1 103,606 $118.25 $12.3M 1,232,161 −7.8% of holding
Robb Gary Charles Chief Business Officer Sell 10,000 $116.26 $1.2M 39,716 −20.1% of holding
WILSON JAMES N 3 fills Director Sell 10b5-1 10,000 $111.43 $1.1M 1,081,490 −0.9% of holding
Maduck Sean See Remarks Sell 10b5-1 3,664 $114.49 $419.5K 9,755 −27.3% of holding
Guyer William 2 fills Chief Development Officer Sell 10b5-1 16,300 $113.43 $1.8M 8,755 −65.1% of holding
Maduck Sean See Remarks Sell 10b5-1 1,031 $114.52 $118.1K 9,755 −9.6% of holding
Guyer William Chief Development Officer Sell 10b5-1 3,700 $113.12 $418.6K 3,985 −48.1% of holding
Maduck Sean See Remarks Sell 10b5-1 20,305 $114.70 $2.3M 9,755 −67.5% of holding
Lyon Joseph Douglas See Remarks Sell 1,540 $114.16 $175.8K 5,495 −21.9% of holding
Mokari Atabak 13 fills Chief Financial Officer Sell 10b5-1 80,000 $114.71 $9.2M 91,930 −46.5% of holding
Mokari Atabak 4 fills Chief Financial Officer Sell 10b5-1 40,000 $87.71 $3.5M 48,211 −45.3% of holding
WILSON JAMES N 4 fills Director Sell 10b5-1 10,000 $88.30 $883.0K 1,093,464 −0.9% of holding
Guyer William 2 fills Chief Development Officer Sell 10b5-1 20,000 $93.13 $1.9M 4,937 −80.2% of holding
Maduck Sean 3 fills See Remarks Sell 10b5-1 25,000 $88.35 $2.2M 23,731 −51.3% of holding
MAHONEY DAVID L Director Sell 20,000 $84.53 $1.7M 26,147 −43.3% of holding
WILSON JAMES N 2 fills Director Sell 10b5-1 10,000 $83.20 $832.0K 1,100,366 −0.9% of holding
Mokari Atabak 4 fills Chief Financial Officer Sell 10b5-1 40,000 $81.15 $3.2M 46,696 −46.1% of holding
Guyer William Chief Development Officer Sell 10b5-1 20,000 $70.60 $1.4M 3,985 −83.4% of holding
Mokari Atabak Chief Financial Officer Sell 10b5-1 40,000 $70.00 $2.8M 15,257 −72.4% of holding
Maduck Sean 2 fills See Remarks Sell 10b5-1 25,000 $70.21 $1.8M 12,908 −65.9% of holding
BELANOFF JOSEPH K Chief Executive Officer Sell 10b5-1 12,837 $69.74 $895.3K 2,565,489 −0.5% of holding
Maduck Sean 2 fills See Remarks Sell 10b5-1 75,000 $65.59 $4.9M 29,402 −71.8% of holding
Lyon Joseph Douglas See Remarks Sell 5,000 $65.00 $325.0K 6,230 −44.5% of holding
Guyer William Chief Development Officer Sell 10b5-1 20,000 $51.83 $1.0M 2,231 −90% of holding
BELANOFF JOSEPH K Chief Executive Officer Sell 10b5-1 40,000 $50.10 $2.0M 2,878,326 −1.4% of holding
Guyer William Chief Development Officer Sell 10b5-1 20,000 $40.97 $819.4K 2,231 −90% of holding
BELANOFF JOSEPH K Chief Executive Officer Sell 10b5-1 26,198 $50.07 $1.3M 2,918,326 −0.9% of holding
Guyer William Chief Development Officer Sell 10b5-1 11,767 $36.01 $423.7K 2,231 −84.1% of holding
BAKER G LEONARD JR 2 fills Director Buy 100,000 $33.14 $3.3M 1,146,631

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.