Saia John G. 4

What Happened

• John G. Saia, Chief Legal Officer of Guardant Health (GH), had 7,569 restricted stock units convert to common shares on April 15, 2026. The company retained 3,970 of those shares to satisfy tax-withholding obligations at $84.86 per share (total withheld value $336,894), leaving a net 3,599 shares issued to him. The filing lists the conversion as a derivative conversion (code M) and the withholding as a tax payment/disposition (code F).

Key Details

• Transaction date: April 15, 2026; Form 4 filed April 16, 2026 (appears timely).
• Conversion: 7,569 RSUs converted to shares (code M) at $0.00 per share (RSUs convert to shares without cash exercise price).
• Tax withholding: 3,970 shares withheld/disposed (code F) at $84.86 per share; withheld value = $336,894.
• Net shares delivered to insider: 3,599 shares (7,569 − 3,970).
• Shares owned after transaction: Not specified in the filing.
• Footnotes: F1 — company retained shares to meet tax withholding and not in excess of the tax liability; F2 — the RSU award was granted Aug 8, 2022 and vests over four years (25% vested Apr 15, 2023, remaining 75% vests annually over the next three years); F3 — not applicable for RSUs.
• Transaction codes explained: M = conversion/exercise of a derivative instrument (here, RSU conversion); F = shares withheld to pay tax liability.

Context

• This was a routine RSU vesting event with company share-withholding for taxes (a common cashless withholding), not an open-market sale or purchase. Such withholdings are administrative and do not necessarily indicate the insider’s view on the stock.