Guardant Health Personal Injury Class Action
Last verified October 16, 2026Source: courtlistener-litigationHow ClaimWatch verifies cases
Still being litigated: the claims below are allegations, not findings, and there is no settlement, claim form or payout yet.
Where this case stands
In litigation
The case has been filed and is being fought in court. There is no settlement, no claim form and no payout yet; many class actions are dismissed or never certified.
Pending in the District Court, N.D. California (No. 5:24-cv-03317).
- June 3, 2024Case filed
What happened
A proposed class action against Guardant Health, Inc. The case is filed under the 'P.I.: Other' nature of suit, suggesting allegations of personal injury or other harm to individuals. Because it is a putative class action, ordinary consumers or patients may be class members. The specific allegations are not detailed in the available docket text; these are allegations in a newly filed case, not proven facts and not yet a settlement.
Do you qualify?
No settlement exists yet, so there is nothing to file and no class definition to check. If the case settles, the settlement will define exactly who qualifies — watch this case and we'll let you know.
How to file
There is no claim to file yet. If this case reaches a settlement, a claim process will open — usually with an official settlement website and a filing deadline.
Common questions
- Can I file a claim in the Guardant Health Personal Injury Class Action case?
- No. The case is still being litigated — there is no settlement, no claim form, and no payout. It was filed June 3, 2024 in the District Court, N.D. California (No. 5:24-cv-03317).What a class action lawsuit is →
- Who are the attorneys in the Guardant Health Personal Injury Class Action?
- For the plaintiffs: Daniel Jerome Muller (Ventura Hersey & Muller, LLP); Nickolas J. Hagman (Cafferty Clobes Meriwether & Sprengel LLP). For Guardant Health, Inc.: Sean P. Killeen (Baker & Hostetler LLP); Casie Dell Collignon (Baker Hostetler LLP). From the public court docket.
Who's involved
Plaintiffs
- Paul Howard
Defendants
- Guardant Health, Inc.
Counsel for plaintiffs
- Daniel Jerome MullerVentura Hersey & Muller, LLPRepresents Paul Howarddmuller@venturahersey.com · (408) 512-3022
- Nickolas J. HagmanCafferty Clobes Meriwether & Sprengel LLPRepresents Paul Howard23 tracked cases · $5.7M in disclosed settlementsnhagman@caffertyclobes.com · (312) 276-3404
Counsel for defendants
- Sean P. KilleenBaker & Hostetler LLPRepresents Guardant Health, Inc.15 tracked cases · $950,000 in disclosed settlements defendedskilleen@bakerlaw.com · (415) 659-2623
- Casie Dell CollignonBaker Hostetler LLPRepresents Guardant Health, Inc.2 tracked casesccollignon@bakerlaw.com · (303) 861-0600
Other cases these firms appear in
- Alta Resources Corp. Data Breach Settlement · Cafferty Clobes Meriwether & Sprengel LLP
- Kroutter v. TruStage Financial Group Class Action · Cafferty Clobes Meriwether & Sprengel LLP
- Petersen v. Exact Sciences Corporation · Cafferty Clobes Meriwether & Sprengel LLP
- Cognizant and TriZetto Data Security Breach Class Action · Cafferty Clobes Meriwether & Sprengel LLP
- Murphy v. Western Montana Clinic Data Breach Settlement · Baker & Hostetler LLP
From the public court docket, contact details as filed; not an endorsement.
Guides:What is a class action lawsuit?How class membership worksYour options as a class member
Summarised from public settlement documents; confirm terms on the official settlement website. ClaimWatch is not a law firm, and filing a claim is free.