RAGUSA ROBERT P 4

What Happened
Robert P. Ragusa, CEO of GRAIL, sold 123,502 shares on April 8, 2026. The reported weighted-average sale price was $49.92 per share, for a total disposed value of approximately $6,164,923. This transaction is reported as a sale (S) and, per the filing footnote, represents automatic sell-to-cover activity to satisfy tax withholding obligations tied to vesting/share delivery.

Key Details

• Transaction date: 2026-04-08; Filing date: 2026-04-09 (timely filing)
• Shares sold: 123,502; Weighted-average sale price: $49.92; Gross proceeds ≈ $6,164,923
• Footnote: The sales were automatic "sell-to-cover" transactions executed by the broker to cover withholding taxes upon award vesting and share delivery. The reported price is a broker-calculated weighted average; the broker may provide per-transaction prices on request.
• Shares owned after transaction: Not specified in the provided filing excerpt
• Transaction type: Sale (routine tax-withholding sell), not an open-market purchase or new award grant

Context
Sell-to-cover transactions are common when equity awards vest — shares are sold automatically to cover required taxes and do not by themselves indicate a CEO's view on the company's prospects. This was not reported as a 10% owner trade or a derivative exercise in the provided details.