Latest filingAug 28, 2026Most recent Form 4
CORT
CORCEPT THERAPEUTICS INC
NasdaqHealthcarePharmaceutical Preparations
Insider activity for last month from 08/03 to 09/03. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total buying$00 buys
Total selling$2.21B12 sells
Net open-market-$2.21B5 insiders
Open-market mix
Buy vs sell distribution by transaction countInsider activity report
Monthly open-market purchase and sale counts Buys Sells
Transaction codes
By Form 4 transaction code in selected period20transactions
- S · Open-market sells · dominant12 · 60%
- M · Option exercise6 · 30%
- F · Tax withholding1 · 5%
- G · Gifts1 · 5%
Activity by reported role
A joint filing can contribute to multiple roles20transactions
- Director · dominant11 · 55%
- SR7 · 35%
- CBO2 · 10%
Distinct insiders active
Reporting-owner CIKs by month · peak Aug 2026 (5)Aug 2026Sep 2026
Reported Holdings After
Separated by insider, security, and ownership typeMaduck SeanCommon Stock · Direct
15,625Aug 25, 2026
Mahoney David LCommon Stock · Indirect · Held by David L. Mahoney and Winnifred C. Ellis 1998 Family Trust
1,133,539Aug 18, 2026
Wilson James NCommon Stock · Indirect · James N. Wilson and Pamela D. Wilson Trust
1,074,543Aug 14, 2026
Park KimberlyCommon Stock · Direct
26,685Aug 26, 2026
Maduck SeanStock option (right to buy) · Direct
169,045Aug 25, 2026
Robb Gary CharlesCommon Stock · Direct
13,426Aug 17, 2026
Robb Gary CharlesCommon Stock · Indirect · Gary Charles Robb TTE Robb Revocable Trust
39,716Aug 17, 2026
Park KimberlyStock Option (right to buy) · Direct
30,000Aug 26, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells redAug 03 → Sep 03
LessMore
Top insiders
By absolute net value across the selected period- ML-$12.3M
- RC-$1.2M
- WN-$1.1M
- MS-$389.2k
Recent filing activity
Most recent 12 transactions · color = transaction codeFiling detail checks
Secondary metrics for the selected periodFiling-only signals
Deterministic matches in the selected period
CORT transaction history
Filters apply within this company and selected period by default| Ticker | Insider | Role | Type | Shares | Value | Code | Signals | 90d return | Filed | Trans date |
|---|---|---|---|---|---|---|---|---|---|---|
| CORT | MAHONEY DAVID L | DIR | sale10b5-1 | 400 | -$4.78M | S | −6.3% | 08/20 | 08/18 | |
| CORT | MAHONEY DAVID L | DIR | sale10b5-1 | 7.05k | -$83.8M | S | −6.3% | 08/20 | 08/18 | |
| CORT | MAHONEY DAVID L | DIR | sale10b5-1 | 91.1k | -$1.07B | S | −6.3% | 08/20 | 08/18 | |
| CORT | MAHONEY DAVID L | DIR | sale10b5-1 | 4.98k | -$58.5M | S | −6.3% | 08/20 | 08/18 | |
| CORT | Maduck Sean | SR | exercise10b5-1 | 3.66k | $0 | M | −4.0% | 08/18 | 08/14 | |
| CORT | Maduck Sean | SR | sale10b5-1 | 3.66k | -$41.9M | S | −4.0% | 08/18 | 08/14 | |
| CORT | Maduck Sean | SR | exercise10b5-1 | 3.66k | $3.03M | M | −4.0% | 08/18 | 08/14 | |
| CORT | WILSON JAMES N | DIR | sale10b5-1 | 2.27k | -$25.6M | S | −4.0% | 08/18 | 08/14 | |
| CORT | WILSON JAMES N | DIR | sale10b5-1 | 4.66k | -$52.0M | S | −4.0% | 08/18 | 08/14 | |
| CORT | WILSON JAMES N | DIR | sale10b5-1 | 3.05k | -$33.7M | S | −4.0% | 08/18 | 08/14 | |
| CORT | Robb Gary Charles | CBO | sale | 10.0k | -$116M | S | −4.0% | 08/18 | 08/17 | |
| CORT | Robb Gary Charles | CBO | gift | 125 | $0 | G | −4.0% | 08/18 | 08/17 |
CORCEPT THERAPEUTICS INC Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at CORCEPT THERAPEUTICS INC?
Park Kimberly, Maduck Sean, MAHONEY DAVID L, WILSON JAMES N, Robb Gary Charles.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Park Kimberly reported a sale on Aug 26, 2026 valued at $327M. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $22,105,224.61. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.