Castillo et al. v. Costco Wholesale Corp.; related R.S. v. Costco

Retail pharmacy; wiretap claims survived; contentious discovery.

Class action
Active — motion to dismiss decided, proceeding

Timeline

Filed
Oct 6, 2023
Key ruling
Nov 14, 2024

Key ruling

Federal Wiretap Act, CIPA, CMIA, Washington CPA, and unjust enrichment survive; discovery disputes in 2026.

Status note

ACTIVE. MTD granted in part / denied in part Nov. 14, 2024 — federal Wiretap Act, CIPA, CMIA, Wash. CPA, unjust enrichment survive. June 2026: Costco moved for sanctions over discovery.

Exposure

Pages covered

Public website (unauthenticated)

Tracking technologies named

Google Analytics (version not specified)Meta Pixel

Plaintiff firms

MilbergTousley Brain StephensZimmerman Reed

Data licensed under CC BY 4.0. Cite as SounderData.com Tracker Litigation Database, September 25, 2026.