BreachCensus

Guardant Health, Inc.

HealthcareUnited States of America

SEC EDGAR CIK 0001576280

Guardant Health, Inc. is a healthcare organisation in California. It appears on the California Attorney General breach-notification register with 1 confirmed incident; the most recent notice was filed on May 3, 2024.

LEI
254900M8C3E5VC8BR186

Data as of September 22, 2026.

Sources

Confirmed incident

US-CA

Occurred
October 5, 2020
Disclosed
May 3, 2024

Timeline

  1. May 3, 2024
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source
  2. June 3, 2024
    Litigation filed Court

    RECAP docket 5:24-cv-03317 (cand): Howard v. Guardant Health, Inc.

    source

Litigation

What a California notice means

Governed by Cal. Civ. Code §1798.82. A copy of the notification must be sent to the Attorney General when a single breach requires notifying more than 500 California residents.

Note: no affected-count is published on this register.

California breach-notification register ↗

Related

Same sector and location

Disclosed around the same time