CORCEPT THERAPEUTICS INC (CORT)
$112.57-$1.31 (-1.15%) Today
Sean Maduck - OfficerSean Maduck - OfficerSean Maduck - OfficerCorcept Therapeutics Inc is a commercial-stage pharmaceutical company engaged in the discovery and development of medications that treat severe metabolic, oncologic, and neuropsychiatric disorders by modulating the effect of the cortisol hormone. The company markets Korlym (mifepristone) tablets and its authorized generic version, which is an oral medication for the treatment of hypercortisolism (also known as Cushing's syndrome). Additionally, its pipeline contains several key compounds, such as Relacorilant, Dazucorilant, Miricorilant, etc., that are being evaluated in clinical trials as potential treatments for a variety of serious disorders like hypercortisolism, solid tumors (including ovarian, endometrial, cervical, pancreatic, and prostate cancers), ALS, and MASH.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 56 | 570,623 | $57.27M |
| Grant or award | 10 | 6,878 | |
| Option exercise | 32 | 791,910 | |
| Tax withholding / forfeiture | 5 | 4,789 | |
| Bona-fide gift | 8 | 618,255 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
157 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Kimberly Park - Director | Option exercise | Common Stock | 30,000 | $13.49 | $405K | |
| Kimberly Park - Director | Tax withholding / forfeiture | Common Stock | 3,315 | $122.09 | $405K | |
| Kimberly Park - Director | Open-market sale | Common Stock | 26,685 | $122.55 | $3.27M | |
| Kimberly Park - Director | Option exercise | Stock Option (right to buy) | 30,000 | $0.00 | - | |
| Sean Maduck - Officer | Option exercise | Common Stock | 30,955 | $11.35 | $351K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 25,085 | $125.47 | $3.15M | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 5,870 | $126.06 | $740K | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 30,955 | $0.00 | - | |
| David L. Mahoney - Director | Open-market sale | Common Stock | 4,984 | $117.47 | $585K | |
| David L. Mahoney - Director | Open-market sale | Common Stock | 91,167 | $118.24 | $10.78M | |
| David L. Mahoney - Director | Open-market sale | Common Stock | 7,055 | $118.88 | $839K | |
| David L. Mahoney - Director | Open-market sale | Common Stock | 400 | $119.64 | $48K | |
| Sean Maduck - Officer | Option exercise | Common Stock | 3,664 | $8.27 | $30K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 3,664 | $114.49 | $419K | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 3,664 | $0.00 | - | |
| James N. Wilson - Director | Open-market sale | Common Stock | 3,053 | $110.49 | $337K | |
| James N. Wilson - Director | Open-market sale | Common Stock | 4,668 | $111.44 | $520K | |
| James N. Wilson - Director | Open-market sale | Common Stock | 2,279 | $112.64 | $257K | |
 Gary Charles Robb - Officer | Gift | Common Stock | 125 | $0.00 | - | |
| Gary Charles Robb - Officer | Open-market sale | Common Stock | 10,000 | $116.26 | $1.16M | |
| Gary Charles Robb - Officer | Gift | Common Stock | 11,530 | $0.00 | - | |
| Gary Charles Robb - Officer | Gift | Common Stock | 3,000 | $0.00 | - | |
| Gary Charles Robb - Officer | Gift | Common Stock | 3,000 | $0.00 | - | |
| Sean Maduck - Officer | Option exercise | Common Stock | 1,031 | $8.27 | $9K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 1,031 | $114.52 | $118K | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 1,031 | $0.00 | - | |
 William Guyer - Officer | Option exercise | Common Stock | 16,300 | $21.65 | $353K | |
| William Guyer - Officer | Open-market sale | Common Stock | 11,530 | $113.18 | $1.30M | |
| William Guyer - Officer | Open-market sale | Common Stock | 4,770 | $114.04 | $544K | |
| William Guyer - Officer | Option exercise | Stock Option (right to buy) | 16,300 | $0.00 | - | |
| William Guyer - Officer | Option exercise | Common Stock | 3,700 | $21.65 | $80K | |
| William Guyer - Officer | Open-market sale | Common Stock | 3,700 | $113.12 | $419K | |
| William Guyer - Officer | Option exercise | Stock Option (right to buy) | 3,700 | $0.00 | - | |
| Sean Maduck - Officer | Option exercise | Common Stock | 20,305 | $8.27 | $168K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 20,305 | $114.70 | $2.33M | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 20,305 | $0.00 | - | |
 Joseph Douglas Lyon - Officer | Open-market sale | Common Stock | 1,540 | $114.16 | $176K | |
 Atabak Mokari - Officer | Option exercise | Common Stock | 80,000 | $23.06 | $1.84M | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 4,200 | $105.54 | $443K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 8,956 | $106.96 | $958K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 400 | $108.46 | $43K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 2,202 | $110.03 | $242K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 600 | $110.95 | $67K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 4,700 | $113.18 | $532K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 15,477 | $114.96 | $1.78M | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 14,222 | $115.87 | $1.65M | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 7,089 | $116.96 | $829K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 8,267 | $117.93 | $975K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 4,783 | $118.73 | $568K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 8,103 | $119.95 | $972K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 1,001 | $120.67 | $121K | |
| Atabak Mokari - Officer | Option exercise | Stock option (right to buy) | 80,000 | $0.00 | - | |
| James N. Wilson | Open-market sale | Common Stock | 1,079 | $86.78 | $94K | |
| James N. Wilson | Open-market sale | Common Stock | 3,969 | $87.74 | $348K | |
| James N. Wilson | Open-market sale | Common Stock | 2,974 | $88.81 | $264K | |
| James N. Wilson | Open-market sale | Common Stock | 1,978 | $89.49 | $177K | |
| Atabak Mokari - Officer | Option exercise | Common Stock | 15,833 | $19.26 | $305K | |
| Atabak Mokari - Officer | Option exercise | Common Stock | 24,167 | $23.06 | $557K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 7,919 | $86.78 | $687K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 28,460 | $87.89 | $2.50M | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 3,520 | $88.30 | $311K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 101 | $89.43 | $9K | |
| Atabak Mokari - Officer | Option exercise | Stock option (right to buy) | 15,833 | $0.00 | - | |
| Atabak Mokari - Officer | Option exercise | Stock option (right to buy) | 24,167 | $0.00 | - | |
| Gary Charles Robb - Officer | Gift | Common Stock | 600 | $0.00 | - | |
| William Guyer - Officer | Option exercise | Common Stock | 20,000 | $21.65 | $433K | |
| William Guyer - Officer | Open-market sale | Common Stock | 19,048 | $93.11 | $1.77M | |
| William Guyer - Officer | Open-market sale | Common Stock | 952 | $93.54 | $89K | |
| William Guyer - Officer | Option exercise | Stock Option (right to buy) | 20,000 | $0.00 | - | |
| Sean Maduck - Officer | Option exercise | Common Stock | 25,000 | $8.27 | $207K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 11,024 | $87.33 | $963K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 2,801 | $88.51 | $248K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 11,175 | $89.31 | $998K | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 25,000 | $0.00 | - | |
| James N. Wilson | Open-market sale | Common Stock | 4,177 | $82.69 | $345K | |
| James N. Wilson | Open-market sale | Common Stock | 5,823 | $83.57 | $487K | |
| David L. Mahoney | Open-market sale | Common Stock | 20,000 | $84.53 | $1.69M | |
| Atabak Mokari - Officer | Option exercise | Common Stock | 40,000 | $19.26 | $770K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 9,434 | $80.02 | $755K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 11,081 | $80.94 | $897K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 19,483 | $81.81 | $1.59M | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 2 | $82.45 | $165 | |
| Atabak Mokari - Officer | Option exercise | Stock option (right to buy) | 40,000 | $0.00 | - | |
| William Guyer - Officer | Option exercise | Common Stock | 20,000 | $21.65 | $433K | |
| William Guyer - Officer | Open-market sale | Common Stock | 20,000 | $70.60 | $1.41M | |
| William Guyer - Officer | Option exercise | Stock Option (right to buy) | 20,000 | $0.00 | - | |
| Joseph Douglas Lyon - Officer | Grant or award | Common Stock | 537 | $70.44 | $38K | |
| Joseph Douglas Lyon - Officer | Grant or award | Common Stock | 537 | $0.00 | - | |
| Joseph Douglas Lyon - Officer | Tax withholding / forfeiture | Common Stock | 269 | $70.44 | $19K | |
| William Guyer - Officer | Grant or award | Common Stock | 877 | $70.44 | $62K | |
| William Guyer - Officer | Grant or award | Common Stock | 877 | $0.00 | - | |
| Sean Maduck - Officer | Option exercise | Common Stock | 25,000 | $8.27 | $207K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 21,069 | $70.11 | $1.48M | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 3,931 | $70.75 | $278K | |
| Sean Maduck - Officer | Grant or award | Common Stock | 615 | $70.44 | $43K | |
| Sean Maduck - Officer | Grant or award | Common Stock | 615 | $0.00 | - | |
| Sean Maduck - Officer | Tax withholding / forfeiture | Common Stock | 452 | $70.44 | $32K | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 25,000 | $0.00 | - | |
| Atabak Mokari - Officer | Option exercise | Common Stock | 40,000 | $19.26 | $770K | |
| Atabak Mokari - Officer | Open-market sale | Common Stock | 40,000 | $70.00 | $2.80M | |
| Atabak Mokari - Officer | Grant or award | Common Stock | 634 | $70.44 | $45K | |
| Atabak Mokari - Officer | Grant or award | Common Stock | 634 | $0.00 | - | |
| Atabak Mokari - Officer | Tax withholding / forfeiture | Common Stock | 395 | $70.44 | $28K | |
| Atabak Mokari - Officer | Option exercise | Stock option (right to buy) | 40,000 | $0.00 | - | |
| Gary Charles Robb - Officer | Grant or award | Common Stock | 776 | $70.44 | $55K | |
| Gary Charles Robb - Officer | Grant or award | Common Stock | 776 | $0.00 | - | |
| Gary Charles Robb - Officer | Tax withholding / forfeiture | Common Stock | 358 | $70.44 | $25K | |
 Joseph K. Belanoff - Officer | Gift | Common Stock | 300,000 | $0.00 | - | |
| Joseph K. Belanoff - Officer | Gift | Common Stock | 150,000 | $0.00 | - | |
| Joseph K. Belanoff - Officer | Gift | Common Stock | 150,000 | $0.00 | - | |
| Joseph K. Belanoff - Officer | Open-market sale | Common Stock | 12,837 | $69.74 | $895K | |
| Joseph Douglas Lyon - Officer | Open-market sale | Common Stock | 5,000 | $65.00 | $325K | |
| Sean Maduck - Officer | Option exercise | Common Stock | 75,000 | $8.27 | $620K | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 54,575 | $65.37 | $3.57M | |
| Sean Maduck - Officer | Open-market sale | Common Stock | 20,425 | $66.16 | $1.35M | |
| Sean Maduck - Officer | Option exercise | Stock option (right to buy) | 75,000 | $0.00 | - |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| KIMBERLY PARK | Director | 26,685 | $3.27M | View on EDGAR | |
| Maduck Sean | Officer | 175,000 | $21.98M | View on EDGAR | |
| MAHONEY DAVID L | Director | 103,606 | $12.16M | View on EDGAR |
CORCEPT THERAPEUTICS INC (CORT) had 28 insider filings in the last 90 days, with the most recent on 2026-08-28. The full record for CORT runs to 157 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of CORT were filed in the last 90 days. 2 purchases are on record for this company.
56 insider sales of CORT were filed in the last 90 days, totaling $57.27M.
This page tracks CORT Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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