Alexion Pharmaceuticals, Inc
bd_8242008907559439 · schema v1 · pii pii-v1
Full breach record for Alexion Pharmaceuticals, Inc →Alexion Pharmaceuticals, Inc. notified Montana residents that an unauthorized third party accessed the database of vendor Cisiv Ltd. (a subcontractor to PPD) on February 8, 2024. The breach exposed names, addresses, emails, phone numbers, and survey participation data. Alexion engaged forensic consultants and offered one year of Kroll identity monitoring.
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Incident timeline
Feb 8, 2024
Begins
Feb 12, 2024
Discovered
May 13, 2024
Filed
vs. sector median
+4 wks slower
Linked disclosures
Why this link?Regulatory filings (4) · sorted by filing gap
- Vermont State AGbd_b5ba8c627114462d2024-05-14 · +1dVerified
- Vermont State AGbd_0923f35c3436c6312024-05-20 · +7dVerified
- Montana State AGbd_0ce47a2c3846a1282024-05-20 · +7dVerified
- Indiana State AGbd_4711cf0754c3e6de2024-05-20 · +7dVerified
Filing propagation · 5 filings · 3 states
View merged incident ↗Pattern: first filing May 13 (MT), last May 20 (IN) — a 7-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.