Figures computed from official regulatory filings — .
Ask the machine
Search and compare insider transactions, companies and their statistics in plain language. Your question becomes a query over available data, not a conversation or investment advice.
Data for WILLIAM LYON HOMES only. No web search. Global per-insider statistics are excluded.
An executed search uses one credit, even with no results. Errors and unsupported questions use no credits.
Business description unavailable in our sources.
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
19 buys220 sellsbar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| LYON WILLIAM H | Other | n/a (No price was disclosed in the filing) | SEC | ||
| LILJESTROM JASON R |
| Other |
| n/a (No price was disclosed in the filing) |
| SEC |
| LILJESTROM JASON R | Other | n/a (No price was disclosed in the filing) | SEC |
| LYON WILLIAM H | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| ZAIST MATTHEW R | Other | n/a (No price was disclosed in the filing) | SEC |
| Hunt Gary H | Other | n/a (No price was disclosed in the filing) | SEC |
| Anderson Eric A. | Other | n/a (No price was disclosed in the filing) | SEC |
| LILJESTROM JASON R | Other | n/a (No price was disclosed in the filing) | SEC |
| DOYLE BRIAN W | Other | n/a (No price was disclosed in the filing) | SEC |
| DOYLE BRIAN W | Other | n/a (No price was disclosed in the filing) | SEC |
| SEVERN COLIN T | Other | n/a (No price was disclosed in the filing) | SEC |
| LYON WILLIAM H | Other | n/a (No price was disclosed in the filing) | SEC |
| DOYLE BRIAN W | Other | n/a (No price was disclosed in the filing) | SEC |
| SEVERN COLIN T | Other | n/a (No price was disclosed in the filing) | SEC |
| SCHELL LYNN CARLSON | Other | n/a (No price was disclosed in the filing) | SEC |
| HARRISON THOMAS F | Other | n/a (No price was disclosed in the filing) | SEC |
| SEVERN COLIN T | Other | n/a (No price was disclosed in the filing) | SEC |
| LYON WILLIAM H | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| SEVERN COLIN T | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| LYON WILLIAM H | Other | n/a (No price was disclosed in the filing) | SEC |
| HARRISON THOMAS F | Other | n/a (No price was disclosed in the filing) | SEC |
| LYON WILLIAM H | Other | n/a (No price was disclosed in the filing) | SEC |
| LYON WILLIAM H | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| ZAIST MATTHEW R | Other | n/a (No price was disclosed in the filing) | SEC |
| ZAIST MATTHEW R | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC |