Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the full record of transactions filed by Guyer William. Insider active across 2 companies, notably CORCEPT THERAPEUTICS INC. Aggregated, 49 reports have been logged. Breakdown: 0 buy · 8 sells. Total volume traded: €5.8m. Activity tracked since 1 September 2022. The latest transaction was disclosed on 10 August 2026 (Levée d'options). Regulator: SEC (Form 4). The full history is openly available.
Companies and markets linked to Guyer William
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Guyer William is Chief Development Officer at CORCEPT THERAPEUTICS INC and Corcept Therapeutics INC, both on XNAS. He has 44 filings in total, and across the recent filings tracked, the period runs from 2022-09-06 to 2026-07-08, with €0 of buys and €3,860,200 of sells, and the most common transaction nature is option exercise.