STOCK TITAN

Corcept (NASDAQ: CORT) CDO sells 20K shares under 10b5-1 plan

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Corcept Therapeutics’ Chief Development Officer William Guyer reported an exercise-and-sell transaction in company stock. He exercised options to acquire 20,000 shares of common stock at a price of $21.65 per share, then sold 20,000 shares at a weighted average price of $70.60 per share in an open-market transaction.

The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on November 27, 2024. Following these transactions, he directly holds 3,985 shares of common stock and stock options for 150,000 shares that are fully exercisable, along with additional unvested restricted stock awards scheduled to vest one year after their respective grant dates.

Positive

  • None.

Negative

  • None.
Insider Guyer William
Role Chief Development Officer
Sold 20,000 shs ($1.41M)
Type Security Shares Price Value
Exercise Stock Option (right to buy) 20,000 $0.00 --
Exercise Common Stock 20,000 $21.65 $433K
Sale Common Stock 20,000 $70.60 $1.41M
Holdings After Transaction: Stock Option (right to buy) — 150,000 shares (Direct, null); Common Stock — 23,985 shares (Direct, null)
Footnotes (1)
  1. Includes 224 shares underlying unvested restricted stock awards granted to the Reporting Person by the Issuer on December 1, 2025, 498 shares underlying unvested restricted stock awards granted to the Reporting Person by the Issuer on March 2, 2026 and 877 shares underlying unvested restricted stock awards granted to the Reporting Person by the Issuer on June 1, 2026. 100% of the shares underlying the restricted stock awards will vest on the one-year anniversary of the grant date provided the Reporting Person satisfies certain requirements. This transaction was made pursuant to a 10b5-1 plan adopted by the Reporting Person on November 27, 2024 in effect at the time of this transaction. Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range from $70.44 to $70.86 per share. Information on the exact number of shares sold at each sale price can be obtained from the Issuer upon request. Fully exercisable.
Shares sold 20,000 shares Open-market sale of common stock on June 2, 2026
Sale price $70.60 per share Weighted average sale price, range $70.44–$70.86
Options exercised 20,000 shares Common stock acquired via option exercise on June 2, 2026
Option exercise price $21.65 per share Stock option (right to buy) conversion price
Common shares held 3,985 shares Direct common stock ownership after transactions
Options outstanding 150,000 options Stock options remaining after 20,000-share exercise, fully exercisable
Unvested RSA December 2025 224 shares Restricted stock award granted December 1, 2025, vests after one year
Unvested RSA March 2026 498 shares Restricted stock award granted March 2, 2026, vests after one year
Rule 10b5-1 plan regulatory
"This transaction was made pursuant to a 10b5-1 plan adopted by the Reporting Person on November 27, 2024"
A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.
restricted stock awards financial
"Includes 224 shares underlying unvested restricted stock awards granted to the Reporting Person"
Restricted stock awards are company shares given to employees or executives that cannot be sold or transferred until certain conditions — like staying with the company for a set time or meeting performance targets — are met, like a gift that is locked in a safe until rules are satisfied. Investors care because these awards tie management’s pay to company performance, can increase the number of shares outstanding when they become tradable (dilution), and may signal expected future selling pressure or commitment to long-term growth.
Stock Option (right to buy) financial
"security_title: Stock Option (right to buy)"
weighted average sale price financial
"Represents the weighted average sale price for the entire number of shares sold"
fully exercisable financial
"Fully exercisable."
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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Guyer William

(Last)(First)(Middle)
C/O CORCEPT THERAPEUTICS INCORPORATED
101 REDWOOD SHORES PARKWAY

(Street)
REDWOOD CITY CALIFORNIA 94065

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CORCEPT THERAPEUTICS INC [ CORT ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Development Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/02/2026M20,000A$21.6523,985(1)D
Common Stock06/02/2026S(2)20,000D$70.6(3)3,985(1)D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (right to buy)$21.6506/02/2026M20,000 (4)09/01/2031Common Stock20,000$0.00150,000D
Explanation of Responses:
1. Includes 224 shares underlying unvested restricted stock awards granted to the Reporting Person by the Issuer on December 1, 2025, 498 shares underlying unvested restricted stock awards granted to the Reporting Person by the Issuer on March 2, 2026 and 877 shares underlying unvested restricted stock awards granted to the Reporting Person by the Issuer on June 1, 2026. 100% of the shares underlying the restricted stock awards will vest on the one-year anniversary of the grant date provided the Reporting Person satisfies certain requirements.
2. This transaction was made pursuant to a 10b5-1 plan adopted by the Reporting Person on November 27, 2024 in effect at the time of this transaction.
3. Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range from $70.44 to $70.86 per share. Information on the exact number of shares sold at each sale price can be obtained from the Issuer upon request.
4. Fully exercisable.
Remarks:
The power of attorney under which this form was signed is on file with the Commission.
/s/ Joseph Douglas Lyon, as attorney-in-fact for William Guyer06/04/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Corcept (CORT) executive William Guyer do in this Form 4?

William Guyer, Corcept’s Chief Development Officer, exercised options for 20,000 shares at $21.65 and sold 20,000 shares at a weighted average price of $70.60. These transactions were routine insider movements reported for regulatory transparency.

How many Corcept (CORT) shares did William Guyer sell and at what price?

William Guyer sold 20,000 shares of Corcept common stock at a weighted average price of $70.60 per share. Actual sale prices ranged from $70.44 to $70.86, with details on each price level available from the company upon request.

What stock options did William Guyer exercise in Corcept (CORT)?

He exercised stock options covering 20,000 shares of Corcept common stock at an exercise price of $21.65 per share. After this exercise, he still holds options for 150,000 shares that are fully exercisable and expire on September 1, 2031, according to the filing.

Was William Guyer’s Corcept (CORT) share sale pre-planned?

Yes. The filing states the transaction was made under a Rule 10b5-1 trading plan adopted on November 27, 2024. Such plans schedule trades in advance, helping separate routine portfolio management from discretionary timing decisions by insiders.

How many Corcept (CORT) shares does William Guyer own after these transactions?

After the reported transactions, William Guyer directly holds 3,985 shares of Corcept common stock. This total includes shares underlying certain unvested restricted stock awards that will fully vest on their one-year grant anniversaries if specified conditions are met.

What unvested restricted stock awards does William Guyer hold at Corcept (CORT)?

He holds restricted stock awards covering 224 shares granted December 1, 2025, 498 shares granted March 2, 2026, and 877 shares granted June 1, 2026. All underlying shares vest on each award’s one-year anniversary, subject to stated service requirements.