Maduck Sean — Insider Trades & Holdings | InsiderBid

Maduck Sean

Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$31.8M

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
CORT	Corcept Therapeutics INC	$0	$31.8M	-$31.8M	9,938	Sep 2

Corcept Therapeutics INC

-$31.8M

Bought

$0

Sold

$31.8M

Held

9,938

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

3 of 21 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 1,759 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Company	Past deadline	Largest line	Source
May 15, 2018	Jun 1, 2025	CORTCorcept Therapeutics INC	1,759days · about 7 years	$38.8K	Filing ↗
Jun 12, 2025	Aug 4, 2025	CORTCorcept Therapeutics INC	33days · about 2 months	$1.9M	Filing ↗
Jan 8	Feb 12	CORTCorcept Therapeutics INC

Trade history

The 125 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
Sep 2	CORT	Corcept Therapeutics INC	FTAX◷	117	$113.38	$13.3K	-1.2%	Open the original filing on SEC.gov
Sep 1	CORT	Corcept Therapeutics INC	MEXER◷◆	25,000	—	—

CORTFTAX◷$13.3K

Corcept Therapeutics INCSep 2

117 sh @ $113.38 · -1.2% own

CORTMEXER◷◆—

Corcept Therapeutics INCSep 1

25,000 sh

CORTAGRANT◷—

Corcept Therapeutics INCSep 1

150 sh · +1.5% own

CORTAGRANT◷$17K

Corcept Therapeutics INCSep 1

150 sh @ $113.38 · +1.5% own

CORTSSELL◷$263.7K

Corcept Therapeutics INCSep 1

2,281 sh @ $115.61 · -18.9% own

CORTSSELL◷$1.3M

Corcept Therapeutics INCSep 1

10,989 sh @ $114.71 · -47.7% own

CORTSSELL◷$1.3M

Corcept Therapeutics INCSep 1

11,730 sh @ $113.94 · -33.8% own

CORTMEXER◷$206.8K

Corcept Therapeutics INCSep 1

25,000 sh @ $8.27 · +256.3% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 25

30,955 sh

CORTSSELL◷$740K

Corcept Therapeutics INCAug 25

5,870 sh @ $126.06 · -37.6% own

CORTSSELL◷$3.1M

Corcept Therapeutics INCAug 25

25,085 sh @ $125.47 · -61.6% own

CORTMEXER◷$351.3K

Corcept Therapeutics INCAug 25

30,955 sh @ $11.35 · +317.3% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 14

3,664 sh

CORTSSELL◷$419.5K

Corcept Therapeutics INCAug 14

3,664 sh @ $114.49 · -27.3% own

CORTMEXER◷$30.3K

Corcept Therapeutics INCAug 14

3,664 sh @ $8.27 · +37.6% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 10

1,031 sh

CORTSSELL◷$118.1K

Corcept Therapeutics INCAug 10

1,031 sh @ $114.52 · -9.6% own

CORTMEXER◷$8.5K

Corcept Therapeutics INCAug 10

1,031 sh @ $8.27 · +10.6% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 3

20,305 sh

CORTSSELL◷$2.3M

Corcept Therapeutics INCAug 3

20,305 sh @ $114.70 · -67.5% own

CORTMEXER◷$167.9K

Corcept Therapeutics INCAug 3

20,305 sh @ $8.27 · +208.2% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 1

25,000 sh

CORTSSELL◷$998K

Corcept Therapeutics INCJul 1

11,175 sh @ $89.31 · -53.4% own

CORTSSELL◷$247.9K

Corcept Therapeutics INCJul 1

2,801 sh @ $88.51 · -11.8% own

CORTSSELL◷$962.8K

Corcept Therapeutics INCJul 1

11,024 sh @ $87.33 · -31.7% own

CORTMEXER◷$206.8K

Corcept Therapeutics INCJul 1

25,000 sh @ $8.27 · +256.3% own

CORTFTAX◷$31.8K

Corcept Therapeutics INCJun 2

452 sh @ $70.44 · -4.4% own

CORTMEXER◷◆—

Corcept Therapeutics INCJun 1

25,000 sh

CORTAGRANT◷—

Corcept Therapeutics INCJun 1

615 sh · +6.4% own

CORTAGRANT◷$43.3K

Corcept Therapeutics INCJun 1

615 sh @ $70.44 · +6.9% own

CORTSSELL◷$278.1K

Corcept Therapeutics INCJun 1

3,931 sh @ $70.75 · -30.4% own

CORTSSELL◷$1.5M

Corcept Therapeutics INCJun 1

21,069 sh @ $70.11 · -62.0% own

CORTMEXER◷$206.8K

Corcept Therapeutics INCJun 1

25,000 sh @ $8.27 · +278.5% own

CORTMEXER◷◆—

Corcept Therapeutics INCMay 27

75,000 sh

CORTSSELL◷$1.4M

Corcept Therapeutics INCMay 27

20,425 sh @ $66.16 · -69.5% own

CORTSSELL◷$3.6M

Corcept Therapeutics INCMay 27

54,575 sh @ $65.37 · -65.0% own

CORTMEXER◷$620.3K

Corcept Therapeutics INCMay 27

75,000 sh @ $8.27 · +835.5% own

CORTFTAX$4K

Corcept Therapeutics INCMar 3

110 sh @ $35.97 · -1.2% own

CORTAGRANT—

Corcept Therapeutics INCMar 2

454 sh · +5.3% own

CORTAGRANT$16.3K

Corcept Therapeutics INCMar 2

454 sh @ $35.97 · +5.5% own

CORTAGRANT◆—

Corcept Therapeutics INCFeb 27

140,000 sh

CORTJOTHER—

Corcept Therapeutics INCJan 8

34,000 sh

CORTGGIFT—

Corcept Therapeutics INCJan 8

34,000 sh · -86.9% own

CORTJOTHER—

Corcept Therapeutics INCJan 8

20,570 sh

CORTGGIFT—

Corcept Therapeutics INCJan 8

20,570 sh · -34.4% own

CORTFTAX◷$10.8K

Corcept Therapeutics INCDec 2, 2025

135 sh @ $79.78 · -1.6% own

CORTMEXER◷◆—

Corcept Therapeutics INCDec 1, 2025

20,000 sh

CORTAGRANT◷—

Corcept Therapeutics INCDec 1, 2025

205 sh · +2.5% own

CORTAGRANT◷$16.4K

Corcept Therapeutics INCDec 1, 2025

205 sh @ $79.78 · +2.6% own

CORTSSELL◷$1.6M

Corcept Therapeutics INCDec 1, 2025

20,000 sh @ $79.52 · -71.7% own

CORTMEXER◷$165.4K

Corcept Therapeutics INCDec 1, 2025

20,000 sh @ $8.27 · +253.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCNov 3, 2025

20,000 sh

CORTSSELL◷$1.5M

Corcept Therapeutics INCNov 3, 2025

20,000 sh @ $73.99 · -71.7% own

CORTMEXER◷$165.4K

Corcept Therapeutics INCNov 3, 2025

20,000 sh @ $8.27 · +253.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCOct 1, 2025

18,014 sh

CORTMEXER◷◆—

Corcept Therapeutics INCOct 1, 2025

1,986 sh

CORTSSELL◷$226.5K

Corcept Therapeutics INCOct 1, 2025

2,647 sh @ $85.58 · -25.1% own

CORTSSELL◷$1.4M

Corcept Therapeutics INCOct 1, 2025

16,394 sh @ $85.06 · -60.8% own

CORTSSELL◷$80.3K

Corcept Therapeutics INCOct 1, 2025

959 sh @ $83.73 · -3.4% own

CORTMEXER◷$149K

Corcept Therapeutics INCOct 1, 2025

18,014 sh @ $8.27 · +182.1% own

CORTMEXER◷$10K

Corcept Therapeutics INCOct 1, 2025

1,986 sh @ $5.05 · +25.1% own

CORTFTAX◷$16.6K

Corcept Therapeutics INCSep 3, 2025

233 sh @ $71.38 · -2.9% own

CORTMEXER◷◆—

Corcept Therapeutics INCSep 2, 2025

20,000 sh

CORTAGRANT◷—

Corcept Therapeutics INCSep 2, 2025

228 sh · +2.9% own

CORTAGRANT◷$16.3K

Corcept Therapeutics INCSep 2, 2025

228 sh @ $71.38 · +3.0% own

CORTSSELL◷$349.2K

Corcept Therapeutics INCSep 2, 2025

4,930 sh @ $70.84 · -39.1% own

CORTSSELL◷$1.1M

Corcept Therapeutics INCSep 2, 2025

15,070 sh @ $70.38 · -54.4% own

CORTMEXER◷$101K

Corcept Therapeutics INCSep 2, 2025

20,000 sh @ $5.05 · +260.4% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 1, 2025

35,007 sh

CORTSSELL◷$119.5K

Corcept Therapeutics INCAug 1, 2025

1,714 sh @ $69.70 · -18.2% own

CORTSSELL◷$372K

Corcept Therapeutics INCAug 1, 2025

5,428 sh @ $68.52 · -36.6% own

CORTSSELL◷$1.9M

Corcept Therapeutics INCAug 1, 2025

27,865 sh @ $67.53 · -65.3% own

CORTMEXER◷$176.8K

Corcept Therapeutics INCAug 1, 2025

35,007 sh @ $5.05 · +455.8% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 18, 2025

473 sh

CORTSSELL◷$34.7K

Corcept Therapeutics INCJul 18, 2025

473 sh @ $73.44 · -2.6% own

CORTMEXER◷$2.4K

Corcept Therapeutics INCJul 18, 2025

473 sh @ $5.05 · +2.7% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 17, 2025

4,315 sh

CORTSSELL◷$317.1K

Corcept Therapeutics INCJul 17, 2025

4,315 sh @ $73.48 · -19.6% own

CORTMEXER◷$21.8K

Corcept Therapeutics INCJul 17, 2025

4,315 sh @ $5.05 · +24.4% own

CORTJOTHER◷—

Corcept Therapeutics INCJul 3, 2025

40,000 sh

CORTGGIFT◷—

Corcept Therapeutics INCJul 3, 2025

40,000 sh · -40.1% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 1, 2025

205 sh

CORTSSELL◷$15.1K

Corcept Therapeutics INCJul 1, 2025

205 sh @ $73.45 · -1.1% own

CORTMEXER◷$1K

Corcept Therapeutics INCJul 1, 2025

205 sh @ $5.05 · +1.2% own

CORTJOTHER◷—

Corcept Therapeutics INCJun 12, 2025

10,024 sh · +11.2% own

CORTGGIFT◷—

Corcept Therapeutics INCJun 12, 2025

10,024 sh · -56.6% own

CORTMEXER◷◆—

Corcept Therapeutics INCJun 2, 2025

20,000 sh

CORTSSELL◷$146.3K

Corcept Therapeutics INCJun 2, 2025

1,811 sh @ $80.77 · -9.3% own

CORTSSELL◷$499K

Corcept Therapeutics INCJun 2, 2025

6,246 sh @ $79.89 · -24.3% own

CORTSSELL◷$488.3K

Corcept Therapeutics INCJun 2, 2025

6,191 sh @ $78.87 · -19.4% own

CORTSSELL◷$448.1K

Corcept Therapeutics INCJun 2, 2025

5,752 sh @ $77.91 · -15.3% own

CORTAGRANT◷$101K

Corcept Therapeutics INCJun 2, 2025

20,000 sh @ $5.05 · +113.0% own

CORTAGRANT◷—

Corcept Therapeutics INCJun 2, 2025

888 sh · +5.3% own

CORTAGRANT◷$63.7K

Corcept Therapeutics INCJun 2, 2025

888 sh @ $71.68 · +5.6% own

CORTMEXER◆—

Corcept Therapeutics INCMay 29, 2025

10,000 sh

CORTJOTHER—

Corcept Therapeutics INCMay 29, 2025

10,000 sh · +12.6% own

CORTGGIFT—

Corcept Therapeutics INCMay 29, 2025

10,000 sh · -38.6% own

CORTMEXER$38.8K

Corcept Therapeutics INCMay 29, 2025

10,000 sh @ $3.88 · +62.8% own

CORTMEXER◷◆—

Corcept Therapeutics INCMay 2, 2025

26,554 sh

CORTSSELL◷$51.6K

Corcept Therapeutics INCMay 2, 2025

707 sh @ $72.98 · -0.8% own

CORTSSELL◷$1.9M

Corcept Therapeutics INCMay 2, 2025

25,847 sh @ $72.21 · -23.0% own

CORTMEXER◷$134.1K

Corcept Therapeutics INCMay 2, 2025

26,554 sh @ $5.05 · +31.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCMay 1, 2025

12,856 sh

CORTSSELL◷$924.8K

Corcept Therapeutics INCMay 1, 2025

12,856 sh @ $71.94 · -13.1% own

CORTMEXER◷$64.9K

Corcept Therapeutics INCMay 1, 2025

12,856 sh @ $5.05 · +15.0% own

CORTJOTHER—

Corcept Therapeutics INCMar 19, 2024

10,000 sh · +14.3% own

CORTGGIFT—

Corcept Therapeutics INCMar 19, 2024

10,000 sh · -38.6% own

CORTJOTHER—

Corcept Therapeutics INCSep 1, 2023

1,059 sh · +1.5% own

CORTGGIFT—

Corcept Therapeutics INCSep 1, 2023

1,059 sh · -3.9% own

CORTJOTHER—

Corcept Therapeutics INCJul 17, 2023

10,000 sh · +17.1% own

CORTGGIFT—

Corcept Therapeutics INCJul 17, 2023

10,000 sh · -27.0% own

CORTJOTHER—

Corcept Therapeutics INCJun 1, 2023

1,658 sh · +2.9% own

CORTGGIFT—

Corcept Therapeutics INCJun 1, 2023

1,658 sh · -4.3% own

CORTJOTHER—

Corcept Therapeutics INCMar 1, 2023

1,460 sh · +2.6% own

CORTGGIFT—

Corcept Therapeutics INCMar 1, 2023

1,460 sh · -3.6% own

CORTJOTHER—

Corcept Therapeutics INCSep 1, 2022

922 sh · +1.7% own

CORTGGIFT—

Corcept Therapeutics INCSep 1, 2022

922 sh · -2.3% own

CORTJOTHER—

Corcept Therapeutics INCAug 19, 2022

14,594 sh · +36.5% own

CORTGGIFT—

Corcept Therapeutics INCAug 19, 2022

14,594 sh · -26.2% own

CORTJOTHER—

Corcept Therapeutics INCJul 13, 2021

10,000 sh · +33.3% own

CORTGGIFT—

Corcept Therapeutics INCJul 13, 2021

10,000 sh · -15.2% own

CORTJOTHER—

Corcept Therapeutics INCDec 13, 2018

10,000 sh · +50.0% own

CORTGGIFT—

Corcept Therapeutics INCDec 13, 2018

10,000 sh · -13.2% own

CORTJOTHER—

Corcept Therapeutics INCMay 15, 2018

10,000 sh · +100.0% own

CORTGGIFT—

Corcept Therapeutics INCMay 15, 2018

10,000 sh · -11.7% own