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44 disclosed this week · 26,355 on record

BMO Harris Bank

Disclosed Oct 23, 20152 affectedConfirmed

Official notice

What is known

People affected2 (as reported by the organization)
DisclosedOct 23, 2015
HappenedApr 16, 2016
AttackNot stated
Data exposedNamesSocial Security numbersPayment cardsPasswordsPhone numbersAddresses
SectorFinance · US
StatusConfirmed

Sources

Notices filed

Other breaches at BMO Harris Bank

History of this record
data_types2026-09-25
[] to ["names","ssn","payment-card","passwords","phone","addresses"]by backfillSource
disclosed2026-09-25
2016-05-10 to 2015-10-23by backfillSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Indiana AG), confirmed by Indiana AG. Record counts are as reported. Not legal advice.

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