DisclosureLens
UnknownFinancial ServicesFinanceCustomer Data InvolvedFinancial accountFinancial credentialsLow

MutualOne Bank

bd_9ba2c7e8db3ef8c1 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Feb 27, 2026

To disclose

—

Affected

12state residents only

Confidence

67%
Full breach record for MutualOne Bank →438 incidents on file

MutualOne Bank notified a customer of fraudulent debit card transactions. The bank credited the account and issued a replacement debit card. The notice advises the customer to monitor statements, contact credit reporting agencies for fraud alerts or security freezes, and report identity theft. No specific breach dates, counts, or attack vectors are disclosed in this individual notice.

Incident timeline — partial

? — ?

Breach window unknown

Feb 27, 2026

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed12 affectedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.