GRAIL, Inc.: CFO Aaron Freidin sold 23,619 shares

What happened The filing says Aaron Freidin, chief financial officer, sold 23,619 shares in an open market or private sale at a weighted average price of $146.39, for total proceeds of $3,457,585.

Key details

• Transaction date: Oct 5, 2026; transaction type: sale (code S); described as open market or private sale.
• Price: $146.39 per share (weighted average price reported by the executing broker).
• Shares disposed: 23,619; proceeds: $3,457,585.
• Shares owned after the transaction: not reported in the filing.
• Footnote F1: the filing identifies these as automatic "sell-to-cover" transactions by the executing broker to cover withholding taxes upon award vesting; the broker reports a weighted average price and the shares were sold as part of a block trade in multiple transactions. The reporting person will provide details on the number of shares sold at each price upon request.
• Filing date: Oct 7, 2026 (reporting period: Oct 5, 2026). The filing does not indicate any late-report code.

Why it may matter

• The filing reports a sale (code S) and footnote F1 describes the sale as sell-to-cover to satisfy tax withholding on vested awards.
• This filing does not show why the insider traded or why the company acted.