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Corcept Therapeutics Inc. planned insider sales

In the twelve months since 9 October 2025 insiders at Corcept Therapeutics Inc. filed 36 Form 144 notices of planned sales, 1.3 million shares worth $110.0 million at the time of filing, from 11 sellers. The latest, filed 1 October 2026: Lyon Joseph Douglas (officer), 10,000 shares worth $1.2 million, planned for around 1 October 2026 through Stifel Nicolaus.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
1 October 2026Lyon Joseph DouglasOfficer10,000$1.2 million1 October 2026Stifel Nicolausstock option exerciseForm 144
15 September 2026Wilson James NDirector30,000$3.3 million15 September 2026THE CHARLES SCHWAB CORPORATIONSTOCK OPTION AWARDSForm 144
14 September 2026Lyon Joseph DouglasOfficer10,000$1.1 million14 September 2026Stifel NicholasStock Option ExerciseForm 144
2 September 2026Vieira Roberto WandenkolkOfficer75,295$8.3 million2 September 2026Stifel Nicolaus & Company IncESPP; Stock Option ExerciseForm 144
26 August 2026Kimberly ParkDirector26,685$3.3 million26 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
25 August 2026Maduck SeanOfficer175,000$22.0 million25 August 2026Stifel Nicolaus & Company IncStock Option AwardForm 144
18 August 2026Mahoney David LDirector103,606$12.2 million18 August 2026THE CHARLES SCHWAB CORPORATIONOPEN MARKET PURCHASES AQCUIRED BETWEEN: 5/22/20 - 4/12/24Form 144
17 August 2026Robb Gary CharlesOfficer10,000$1.2 million17 August 2026Stifel Nicolaus & Company IncOwned SharesForm 144
4 August 2026Guyer WilliamOfficer20,000$2.3 million4 August 2026Stifel Nicolaus & Company IncStock Option ExerciseForm 144
3 August 2026Lyon Joseph DouglasOfficer1,540$175,8063 August 2026Stifel Nicolaus & Company IncOption ExerciseForm 144
30 July 2026Mokari AtabakOfficer40,000$4.6 million30 July 2026Stifel Nicolaus & Company IncStock Option ExercisesForm 144
7 July 2026Guyer WilliamOfficer20,000$1.9 million7 July 2026Stifel Nicolaus & Company IncStock Option ExerciseForm 144
16 June 2026Mahoney David LDirector20,000$1.7 million16 June 2026The Charles Schwab CorporationEmployee CompensationForm 144
16 June 2026Wilson James NDirector30,000$2.5 million16 June 2026THE CHARLES SCHWAB CORPORATIONSTOCK OPTION AWARDSForm 144
2 June 2026Guyer WilliamOfficer20,000$1.4 million2 June 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
1 June 2026Belanoff Joseph KOfficer12,837$892,0431 June 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
1 June 2026Mokari AtabakOfficer160,000$11.2 million1 June 2026Stifel Nicolaus & Company IncStock Option ExercisesForm 144
27 May 2026Maduck SeanOfficer150,000$9.8 million27 May 2026Stifel Nicolaus & Company IncStock Option AwardForm 144
20 May 2026Lyon Joseph DouglasOfficer5,000$291,10020 May 2026Fidelity Brokerage Services LLCPurchased; Stock awardForm 144
5 May 2026Guyer WilliamOfficer20,000$1.0 million5 May 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
1 May 2026Belanoff Joseph KOfficer40,000$1.9 million1 May 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
7 April 2026Guyer WilliamOfficer20,000$817,0007 April 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
25 March 2026Belanoff Joseph KOfficer40,000$1.4 million25 March 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
4 March 2026Guyer WilliamOfficer20,000$705,6004 March 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
3 February 2026Guyer WilliamOfficer20,000$814,2003 February 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
6 January 2026Guyer WilliamOfficer20,000$699,0006 January 2026Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
2 December 2025Guyer WilliamOfficer20,000$1.6 million2 December 2025Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
1 December 2025Lyon Joseph DouglasOfficer5,000$397,0001 December 2025Stifel Nicolaus & Co. Inc.Stock Option ExerciseForm 144
1 December 2025Maduck SeanOfficer20,000$1.6 million1 December 2025Stifel Nicolaus & Co. Inc.Stock Option ExerciseForm 144
1 December 2025Belanoff Joseph KOfficer40,000$3.2 million1 December 2025Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
25 November 2025Guyer WilliamOfficer4,500$364,07025 November 2025Fidelity Brokerage Services LLCESPP Purchase; Restricted Stock VestingForm 144
5 November 2025Guyer WilliamOfficer20,000$1.4 million5 November 2025Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
3 November 2025Lyon Joseph DouglasOfficer5,000$367,3503 November 2025Stifel Nicolaus & Co. Inc.Stock Option ExerciseForm 144
3 November 2025Maduck SeanOfficer20,000$1.5 million3 November 2025Stifel Nicolaus & Co. Inc.Stock Option ExerciseForm 144
3 November 2025Belanoff Joseph KOfficer40,000$2.9 million3 November 2025Stifel Nicolaus & Company Inc.Stock Option ExerciseForm 144
10 October 2025Swisher Daniel N JRDirector2,200$192,58810 October 2025Fidelity Brokerage Services LLCOption Granted - 08/20/2018Form 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for Corcept Therapeutics Inc.: the company's filing index, each notice read from its own XML.

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