SAN FRANCISCO–(BUSINESS WIRE)–AWKO Law LLP is investigating a data breach that led to unauthorized access to the sensitive information of patients of Quest Diagnostics, a New Jersey-based diagnostic testing company. Quest Diagnostics disclosed in its Securities and Exchange Commission (“SEC”) Form 8-K filing that on October 21, 2026, it identified unauthorized activity in its Quanum Lab Services Manager, a platform where certain clients can place test orders and receive or look up their resul