MADUCK SEAN (See Remarks) sold 73.6% of their position (25K shares) of CORCEPT THERAPEUTICS INC on the open market

Open‑market sale worth $1.76M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales

MADUCK SEAN

Filed: 6/3/2026ACC: 0001193125-26-256013

InsiderMADUCK SEANCIK 1698310

→

IssuerCORCEPT THERAPEUTICS INCCIK 1088856

Officer· See Remarks

Since Mar 2026

-24.22K

Net shares

Net seller

$1.79M

Total sold

Open market trades

0B · 2S

Total transactions

26.23K acquired · 50.45K disposed

Non-Derivative Transactions6

Common Stock

Direct

M · Option Exercise

+25K

Price / share

$8.27

Trade value

$206.75K

% of position

278.5%

6/1/2026

8.98K→33.98K

Common Stock

Direct

S · Sale

−21.07K

Price / share

$70.11

Trade value

$1.48M

% of position

62.0%

6/1/2026

33.98K→12.91K

Common Stock

Direct

S · Sale

−3.93K

Price / share

$70.75

Trade value

$278.10K

% of position

30.5%

6/1/2026

12.91K→8.98K

Common Stock

Direct

A · Award

+615.00

Price / share

$70.44

Trade value

$43.32K

% of position

6.9%

6/1/2026

8.98K→9.59K

Common Stock

Direct

A · Award

+615.00

Price / share

—

Trade value

—

% of position

6.4%

6/1/2026

9.59K→10.21K

Common Stock

Direct

F · Tax Withholding

−452.00

Price / share

$70.44

Trade value

$31.84K

% of position

4.4%

6/2/2026

10.21K→9.76K

Total

Net shares

+778.00

Net value

-$1.54M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	6/1/2026	M · Option Exercise	+25K	$8.27	$206.75K	278.5%	8.98K	33.98K
Common Stock Direct	6/1/2026	S · Sale	−21.07K	$70.11	$1.48M	62.0%	33.98K	12.91K
Common Stock Direct	6/1/2026	S · Sale	−3.93K	$70.75	$278.10K	30.5%	12.91K	8.98K
Common Stock Direct	6/1/2026	A · Award	+615.00	$70.44	$43.32K	6.9%	8.98K	9.59K
Common Stock Direct	6/1/2026	A · Award	+615.00	—	—	6.4%	9.59K	10.21K
Common Stock Direct	6/2/2026	F · Tax Withholding	−452.00	$70.44	$31.84K	4.4%	10.21K	9.76K
Total			+778.00		-$1.54M

Derivative Transactions1

Stock option (right to buy)

Direct

M · Option Exercise

Converts to

Common Stock

25K shares

−25K

Strike price

8.27

Held after

141.99K

Exercisable

—

6/1/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock option (right to buy) Direct	Common Stock25K shares	6/1/2026	M · Option Exercise	−25K	8.27	—	141.99K

Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect

Shares owned34K

Common Stock

Indirect

Shares owned40K

Common Stock

Indirect

Shares owned20.57K

Common Stock

Indirect

Shares owned5.15K

Common Stock

Indirect

Shares owned10K

Total

109.72K indirect109.72K

Security Title	Shares Owned	Ownership Type
Common Stock	34K	Indirect
Common Stock	40K	Indirect
Common Stock	20.57K	Indirect
Common Stock	5.15K	Indirect
Common Stock	10K	Indirect
Total	109.72K	109.72K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported