Guyer William — Insider Trades & Holdings | InsiderBid

Guyer William

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

Lifetime net: -$23.6M

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	$23.6M	-$23.6M	4,313	Sep 1

Corcept Therapeutics INC

-$23.6M

Bought

$0

Sold

$23.6M

Held

4,313

Filing record

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

All 27 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Trade history

The 88 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 1	CORT	Corcept Therapeutics INC	AGRANT	164	—	—	+4.0%	Open the original filing on SEC.gov
Sep 1	CORT	Corcept Therapeutics INC	AGRANT	164	$113.38	$18.6K	+4.1%	Open the original filing on SEC.gov
Aug 10

CORTAGRANT—

Corcept Therapeutics INCSep 1

164 sh · +4.0% own

CORTAGRANT$18.6K

Corcept Therapeutics INCSep 1

164 sh @ $113.38 · +4.1% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 10

16,300 sh

CORTSSELL◷$544K

Corcept Therapeutics INCAug 10

4,770 sh @ $114.04 · -54.5% own

CORTSSELL◷$1.3M

Corcept Therapeutics INCAug 10

11,530 sh @ $113.18 · -56.8% own

CORTMEXER◷$352.9K

Corcept Therapeutics INCAug 10

16,300 sh @ $21.65 · +409.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 4

3,700 sh

CORTSSELL◷$418.6K

Corcept Therapeutics INCAug 4

3,700 sh @ $113.12 · -48.1% own

CORTMEXER◷$80.1K

Corcept Therapeutics INCAug 4

3,700 sh @ $21.65 · +92.8% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 7

20,000 sh

CORTSSELL◷$89K

Corcept Therapeutics INCJul 7

952 sh @ $93.54 · -19.3% own

CORTSSELL◷$1.8M

Corcept Therapeutics INCJul 7

19,048 sh @ $93.11 · -79.4% own

CORTMEXER◷$433K

Corcept Therapeutics INCJul 7

20,000 sh @ $21.65 · +501.9% own

CORTMEXER◷◆—

Corcept Therapeutics INCJun 2

20,000 sh

CORTSSELL◷$1.4M

Corcept Therapeutics INCJun 2

20,000 sh @ $70.60 · -83.4% own

CORTMEXER◷$433K

Corcept Therapeutics INCJun 2

20,000 sh @ $21.65 · +501.9% own

CORTAGRANT—

Corcept Therapeutics INCJun 1

877 sh · +28.2% own

CORTAGRANT$61.8K

Corcept Therapeutics INCJun 1

877 sh @ $70.44 · +39.3% own

CORTMEXER◷◆—

Corcept Therapeutics INCMay 5

20,000 sh

CORTSSELL◷$1M

Corcept Therapeutics INCMay 5

20,000 sh @ $51.83 · -90.0% own

CORTMEXER◷$433K

Corcept Therapeutics INCMay 5

20,000 sh @ $21.65 · +896.5% own

CORTMEXER◷◆—

Corcept Therapeutics INCApr 7

20,000 sh

CORTSSELL◷$819.4K

Corcept Therapeutics INCApr 7

20,000 sh @ $40.97 · -90.0% own

CORTMEXER◷$433K

Corcept Therapeutics INCApr 7

20,000 sh @ $21.65 · +896.5% own

CORTMEXER◷◆—

Corcept Therapeutics INCMar 20

11,767 sh

CORTSSELL◷$423.7K

Corcept Therapeutics INCMar 20

11,767 sh @ $36.01 · -84.1% own

CORTMEXER◷$254.8K

Corcept Therapeutics INCMar 20

11,767 sh @ $21.65 · +527.4% own

CORTMEXER◷◆—

Corcept Therapeutics INCMar 4

8,233 sh

CORTSSELL◷$296.3K

Corcept Therapeutics INCMar 4

8,233 sh @ $35.99 · -78.7% own

CORTMEXER◷$178.2K

Corcept Therapeutics INCMar 4

8,233 sh @ $21.65 · +369.0% own

CORTAGRANT—

Corcept Therapeutics INCMar 2

498 sh · +28.7% own

CORTAGRANT$17.9K

Corcept Therapeutics INCMar 2

498 sh @ $35.97 · +40.3% own

CORTAGRANT◆—

Corcept Therapeutics INCFeb 27

140,000 sh

CORTMEXER◷◆—

Corcept Therapeutics INCFeb 3

20,000 sh

CORTSSELL◷$817.3K

Corcept Therapeutics INCFeb 3

20,000 sh @ $40.87 · -94.2% own

CORTMEXER◷$433K

Corcept Therapeutics INCFeb 3

20,000 sh @ $21.65 · +1,619% own

CORTMEXER◷◆—

Corcept Therapeutics INCJan 6

20,000 sh

CORTSSELL◷$703.7K

Corcept Therapeutics INCJan 6

20,000 sh @ $35.18 · -94.2% own

CORTMEXER◷$433K

Corcept Therapeutics INCJan 6

20,000 sh @ $21.65 · +1,619% own

CORTMEXER◷◆—

Corcept Therapeutics INCDec 2, 2025

20,000 sh

CORTSSELL◷$51.8K

Corcept Therapeutics INCDec 2, 2025

640 sh @ $80.88 · -34.1% own

CORTSSELL◷$1.5M

Corcept Therapeutics INCDec 2, 2025

19,360 sh @ $80.05 · -91.2% own

CORTMEXER◷$433K

Corcept Therapeutics INCDec 2, 2025

20,000 sh @ $21.65 · +1,619% own

CORTJOTHER◷—

Corcept Therapeutics INCDec 2, 2025

787 sh · +175.7% own

CORTGGIFT◷—

Corcept Therapeutics INCDec 2, 2025

787 sh · -100.0% own

CORTAGRANT◷—

Corcept Therapeutics INCDec 1, 2025

224 sh · +100.0% own

CORTAGRANT◷$17.9K

Corcept Therapeutics INCDec 1, 2025

224 sh @ $79.78

CORTSSELL$364.1K

Corcept Therapeutics INCNov 25, 2025

4,500 sh @ $80.90 · -85.1% own

CORTJOTHER↺—

Corcept Therapeutics INCNov 17, 2025

5,287 sh

CORTGGIFT↺—

Corcept Therapeutics INCNov 17, 2025

5,287 sh · -100.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCNov 5, 2025

20,000 sh

CORTSSELL◷$22.9K

Corcept Therapeutics INCNov 5, 2025

300 sh @ $76.28 · -5.4% own

CORTSSELL◷$995.7K

Corcept Therapeutics INCNov 5, 2025

13,164 sh @ $75.64 · -70.2% own

CORTSSELL◷$488.6K

Corcept Therapeutics INCNov 5, 2025

6,536 sh @ $74.75 · -25.9% own

CORTMEXER◷$433K

Corcept Therapeutics INCNov 5, 2025

20,000 sh @ $21.65 · +378.3% own

CORTMEXER◷◆—

Corcept Therapeutics INCOct 7, 2025

20,000 sh

CORTSSELL◷$1.8M

Corcept Therapeutics INCOct 7, 2025

20,000 sh @ $89.94 · -79.1% own

CORTMEXER◷$433K

Corcept Therapeutics INCOct 7, 2025

20,000 sh @ $21.65 · +378.3% own

CORTGGIFT—

Corcept Therapeutics INCSep 19, 2025

200 sh · -3.6% own

CORTMEXER◷◆—

Corcept Therapeutics INCSep 2, 2025

20,000 sh

CORTSSELL◷$312.2K

Corcept Therapeutics INCSep 2, 2025

4,406 sh @ $70.85 · -44.5% own

CORTSSELL◷$1.1M

Corcept Therapeutics INCSep 2, 2025

15,594 sh @ $70.39 · -61.2% own

CORTMEXER◷$433K

Corcept Therapeutics INCSep 2, 2025

20,000 sh @ $21.65 · +364.5% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 8, 2025

35,007 sh

CORTSSELL◷$2.5M

Corcept Therapeutics INCAug 8, 2025

35,007 sh @ $71.77 · -86.5% own

CORTMEXER◷$757.9K

Corcept Therapeutics INCAug 8, 2025

35,007 sh @ $21.65 · +638.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCAug 5, 2025

14 sh

CORTSSELL◷$1K

Corcept Therapeutics INCAug 5, 2025

14 sh @ $71.77 · -0.3% own

CORTMEXER◷$303

Corcept Therapeutics INCAug 5, 2025

14 sh @ $21.65 · +0.3% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 18, 2025

500 sh

CORTSSELL◷$36.7K

Corcept Therapeutics INCJul 18, 2025

500 sh @ $73.44 · -8.3% own

CORTMEXER◷$10.8K

Corcept Therapeutics INCJul 18, 2025

500 sh @ $21.65 · +9.1% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 17, 2025

4,379 sh

CORTSSELL◷$321.8K

Corcept Therapeutics INCJul 17, 2025

4,379 sh @ $73.48 · -44.4% own

CORTMEXER◷$94.8K

Corcept Therapeutics INCJul 17, 2025

4,379 sh @ $21.65 · +79.8% own

CORTMEXER◷◆—

Corcept Therapeutics INCJul 1, 2025

100 sh

CORTSSELL◷$7.4K

Corcept Therapeutics INCJul 1, 2025

100 sh @ $73.51 · -1.8% own

CORTMEXER◷$2.2K

Corcept Therapeutics INCJul 1, 2025

100 sh @ $21.65 · +1.8% own

CORTMEXER◷◆—

Corcept Therapeutics INCJun 10, 2025

20,000 sh

CORTSSELL◷$224.2K

Corcept Therapeutics INCJun 10, 2025

3,082 sh @ $72.75 · -36.0% own

CORTSSELL◷$1.2M

Corcept Therapeutics INCJun 10, 2025

16,918 sh @ $72.36 · -66.4% own

CORTMEXER◷$433K

Corcept Therapeutics INCJun 10, 2025

20,000 sh @ $21.65 · +364.5% own

CORTMEXER◷◆—

Corcept Therapeutics INCMay 16, 2025

32,262 sh

CORTSSELL◷$2.4M

Corcept Therapeutics INCMay 16, 2025

32,262 sh @ $74.17 · -85.5% own

CORTMEXER◷$698.5K

Corcept Therapeutics INCMay 16, 2025

32,262 sh @ $21.65 · +588.0% own

CORTMEXER◷◆—

Corcept Therapeutics INCMay 6, 2025

7,060 sh

CORTSSELL◷$524.7K

Corcept Therapeutics INCMay 6, 2025

7,060 sh @ $74.31 · -56.3% own

CORTMEXER◷$152.8K

Corcept Therapeutics INCMay 6, 2025

7,060 sh @ $21.65 · +128.7% own