Exelixis

Exelixis notified California AG on Aug 16, 2013 of a data breach, which occurred on Jul 30, 2013. Data exposed: Social Security number, Financial / bank account, Health insurance, Date of birth, Postal address, Name.

Case file (dates, days to notice against the statute, what the letter offers, prior incidents)

Organization: Exelixis
Source: California AG · source record
Date reported: Aug 16, 2013
Date(s) of breach: Tuesday, July 30, 2013
Residents affected: Not published by this source
Data exposed: Social Security number Financial / bank account Health insurance Date of birth Postal address Name
Notice letter: Sample notice (PDF)
Discovered: Jul 30, 2013, as stated in the letter
"As a result, we are writing to inform you that on July 30, 2013, we learned of a theft of company equipment that contained such data."
Days to notice: 17 days from discovery (Jul 30, 2013) to the California record (Aug 16, 2013). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82).
Offered in the letter: 12 months of credit or identity monitoring through Experian
First seen by BreachTally: 2026-10-30 16:25 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

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Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.