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Guardant Health CLO John G. Saia Reports Routine RSU Vesting and Tax Withholding

Low SignificanceOctober 2, 2026 at 5:53:39 PM EDT

Guardant Health, Inc.

$GH4CIK: 0001576280

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Filing Summary

šŸ“‹ Form 4 Filed for Guardant Health, Inc. ($GH) Insider: John G. Saia (Chief Legal Officer) Date: October 1, 2026

Summary: • Acquisitions: 7,063 shares acquired via RSU vesting (Code M) at $0.00 • Dispositions: 3,706 shares withheld for tax obligations (Code F) at $174.75 ($647,623.50 total) • Net Addition: +3,357 shares • Post-Transaction Holdings: 42,348 direct shares

Significance: Low (Routine equity vesting & tax withholding)

Comprehensive Analysis

Guardant Health, Inc. ($GH) Insider Transaction Analysis

Executive Summary

On October 2, 2026, Guardant Health Chief Legal Officer John G. Saia filed a Form 4 disclosing transactions executed on October 1, 2026. The filing reflects the vesting of multiple tranches of restricted stock units (RSUs) and an associated disposition of shares to satisfy mandatory tax withholding obligations.

Key Transaction Details

  • RSU Conversions (Code M):

    • 974 shares from a November 7, 2022 grant
    • 1,668 shares from a December 13, 2023 grant
    • 2,925 shares from a November 8, 2024 grant
    • 1,496 shares from a March 12, 2025 grant
    • Total Shares Acquired: 7,063 shares at $0.00 per share
  • Tax Withholding (Code F):

    • Shares Withheld: 3,706 shares
    • Price Per Share: $174.75
    • Total Withholding Value: $647,623.50
  • Net Change in Ownership:

    • Net increase of 3,357 common shares
    • Ending direct ownership: 42,348 shares

Market Significance

This filing carries Low market significance. The transactions represent routine compensation-related equity vesting and non-discretionary tax withholding by the issuer. There was no open-market purchase or sale activity involved.

Topics:#GuardantHealth#GH#InsiderTrading#Form4#Biotech

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