Corcept Therapeutics Inc (CORT) Insider Ownership

Historic Insider Ownership Trends

As of April 17, 2026, the three largest insider holders of CORT are Joseph K Belanoff (Chief Executive Officer, 2.92Mn shares), Joseph K Belanoff (Chief Executive Officer, 2.48Mn shares), David L Mahoney (Director, 1.24Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Joseph K Belanoff Chief Executive Officer 0 2,918,326 27 Mar, 2026
Joseph K Belanoff Chief Executive Officer 0 2,483,107 08 Jul, 2022
David L Mahoney - 0 1,237,145 17 Mar, 2026
G Leonard Jr Baker - 1,146,631 0 19 Mar, 2026
James N Wilson - 0 1,097,532 08 Apr, 2026
G Leonard Jr Baker - 0 1,095,262 29 Jan, 2026
James N Wilson - 0 400,000 16 Dec, 2025
Hazel Hunt Chief Scientific Officer 255,437 0 11 Feb, 2026
Hazel Hunt Chief Scientific Officer 255,437 0 11 Feb, 2026
Gary Charles Robb Chief Business Officer 79,503 0 04 Mar, 2026
Gary Charles Robb Chief Business Officer 79,503 0 04 Mar, 2026
David L Mahoney - 0 46,147 31 Aug, 2023
Sean Maduck - 0 34,000 13 Feb, 2026
Sean Maduck - 0 34,000 13 Feb, 2026
Atabak Mokari Chief Financial Officer 15,257 0 04 Mar, 2026
Atabak Mokari Chief Financial Officer 15,257 0 04 Mar, 2026
Gary Charles Robb Chief Business Officer 0 11,571 22 May, 2025
Gary Charles Robb Chief Business Officer 0 11,571 22 May, 2025
Joseph Douglas Lyon Chief Accounting Officer 11,230 0 04 Mar, 2026
Joseph Douglas Lyon Chief Accounting Officer 11,230 0 04 Mar, 2026
Sean Maduck Chief Commercial Officer 8,977 0 04 Mar, 2026
Sean Maduck Chief Commercial Officer 8,977 0 04 Mar, 2026
William Guyer Chief Development Officer 2,231 0 24 Mar, 2026
William Guyer Chief Development Officer 2,231 0 08 Apr, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
06 Apr, 2026 James N Wilson Common Stock D 5,000 $0.00 1,097,532 I G
07 Apr, 2026 William Guyer Common Stock A 20,000 $21.65 22,231 D M
07 Apr, 2026 William Guyer Common Stock D 20,000 $40.97 2,231 D S
07 Apr, 2026 William Guyer Stock Option (right to buy) D 20,000 $0.00 190,000 D M
25 Mar, 2026 Joseph K Belanoff Common Stock D 26,198 $50.07 2,918,326 I S
20 Mar, 2026 James N Wilson Common Stock D 4,000 $0.00 1,102,532 I G
20 Mar, 2026 William Guyer Common Stock A 11,767 $21.65 13,998 D M
20 Mar, 2026 William Guyer Common Stock D 11,767 $36.01 2,231 D S
20 Mar, 2026 William Guyer Stock Option (right to buy) D 11,767 $0.00 210,000 D M
17 Mar, 2026 G Leonard Jr Baker Common Stock A 75,782 $33.00 1,122,413 D P
17 Mar, 2026 G Leonard Jr Baker Common Stock A 24,218 $33.56 1,146,631 D P
13 Mar, 2026 James N Wilson Common Stock D 28,000 $0.00 1,106,532 I G
04 Mar, 2026 William Guyer Common Stock A 8,233 $21.65 10,464 D M
04 Mar, 2026 William Guyer Common Stock D 8,233 $35.99 2,231 D S
04 Mar, 2026 William Guyer Stock Option (right to buy) D 8,233 $0.00 221,767 D M
02 Mar, 2026 William Guyer Common Stock A 498 $35.97 1,733 D A
02 Mar, 2026 Gary Charles Robb Common Stock A 499 $35.97 79,125 D A
02 Mar, 2026 Atabak Mokari Common Stock A 397 $35.97 14,956 D A
02 Mar, 2026 Joseph Douglas Lyon Common Stock A 398 $35.97 10,921 D A
02 Mar, 2026 Sean Maduck Common Stock A 454 $35.97 8,633 D A