Loading
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (41 ops.)
Latest filing published 03 Sept 2026 for CORCEPT THERAPEUTICS INC.
Filing timeline
BuySaleWilliam Guyer
Insider track record
Disclosed buys
0
Disclosed sells
41
Signal history
William Guyer: trading record in brief
William Guyer appears at Corcept Therapeutics Inc as Chief Development Officer, with 97 filings published from September 6, 2022 to September 3, 2026, among them 41 open-market sales worth EUR 24,351,538 (median EUR 363,479). There is no purchase.
The largest sales: EUR 2,151,689 on August 8, 2025, EUR 2,137,888 on May 16, 2025 and EUR 1,549,491 on July 7, 2026. The remainder is 32 option exercises, 19 grants and 5 filings of another kind.
Volume climbs fast: 2 filings in 2022, 8 in 2023, 19 in 2024, then 42 in 2025 and 26 already in 2026. Filings are published a median of 2 days after the trade, across 97 dated filings. Over the last twelve months there are 41 filings, 18 of them sales. Joseph Douglas Lyon, a colleague at Corcept, has trades within 30 days of 33 of William Guyer's trades, Sean Maduck of 30 and Joseph K. Belanoff of 25, always in the same direction.
Companies and markets linked to William Guyer
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations97 total
164 shares0Common StockSEC:0001193125-26-382475:1
164 shares@ US$113.380.0001% mcap0.1% of flowCommon StockSEC:0001193125-26-382475:0
11,530 shares@ US$113.17720.010% mcap6.6% of flowCommon StockSEC:0001193125-26-346942:1
4,770 shares@ US$114.03710.0043% mcap2.7% of flowCommon StockSEC:0001193125-26-346942:2
16,300 shares@ US$21.650.0028% mcap1.8% of flowCommon StockSEC:0001193125-26-346942:0
3,700 shares@ US$113.12480.0033% mcap24.2% of flowCommon StockSEC:0001193125-26-338637:1
3,700 shares@ US$21.650.0006% mcap4.6% of flowCommon StockSEC:0001193125-26-338637:0
19,048 shares@ US$93.10590.014% mcap9.1% of flowCommon StockSEC:0001193125-26-298865:1
952 shares@ US$93.53830.0007% mcap0.5% of flowCommon StockSEC:0001193125-26-298865:2
20,000 shares@ US$21.650.0034% mcap2.2% of flowCommon StockSEC:0001193125-26-298865:0
20,000 shares@ US$21.650.0040% mcap2.2% of flowCommon StockSEC:0001193125-26-257618:0
20,000 shares@ US$70.600.013% mcap7.1% of flowCommon StockSEC:0001193125-26-257618:1
877 shares@ US$70.440.0005% mcap0.3% of flowCommon StockSEC:0001193125-26-256015:0
877 shares0Common StockSEC:0001193125-26-256015:1
20,000 shares@ US$21.6524.6% of flowCommon StockSEC:0001193125-26-148497:0
20,000 shares@ US$40.9746.6% of flowCommon StockSEC:0001193125-26-148497:1
11,767 shares@ US$36.011.0% of flowCommon StockSEC:0001193125-26-122136:1
11,767 shares@ US$21.651.3% of flowCommon StockSEC:0001193125-26-122136:0
8,233 shares@ US$35.990.7% of flowCommon StockSEC:0001193125-26-096653:1
8,233 shares@ US$21.650.9% of flowCommon StockSEC:0001193125-26-096653:0
498 shares0Common StockSEC:0001193125-26-092157:1
498 shares@ US$35.970.1% of flowCommon StockSEC:0001193125-26-092157:0
20,000 shares@ US$40.871.8% of flowCommon StockSEC:0001193125-26-039717:1
20,000 shares@ US$21.652.1% of flowCommon StockSEC:0001193125-26-039717:0
20,000 shares@ US$35.181.6% of flowCommon StockSEC:0001193125-26-008023:1
25 of 97 declarations
