1st MidAmerica Credit Union

Disclosed Jan 22, 20268 months ago131,070 affectedConfirmed

Official notice

What is known

People affected	131,070 (as reported by the organization)
Disclosed	Jan 22, 2026
Discovered	Aug 14, 2025
Happened	Aug 14, 2025
Attack	Not stated
Data exposed	Social Security numbers, Payment cards, Financial, Dates of birth, Names
Sector	Finance · US
Status	Confirmed

Sources

Source	Kind
Texas Attorney General data security breach report BR-0004810: 1st MidAmerica Credit Unionoag.my.site.com · Official notice	Official notice
Vermont Attorney General: 2026-01-30 1st MidAmerica Credit Union Data Breach Notice to Consumersago.vermont.gov · Official notice	Official notice
Indiana Attorney General 2026 data breach report: 1st MidAmerica Credit Unionin.gov · Official notice	Official notice

Notices filed

Where	Filed	People
Indiana AGresidents of IN	Jan 22	289
Vermont AGresidents of VT	Jan 30
Texas AGresidents of TX	Feb 2	535

Other breaches at 1st MidAmerica Credit Union

Breach	Disclosed	Attack	Sector	Status	Affected
Disclosed Oct 7, 2021Oct 7, 20214 years ago	Oct 7, 20214 years ago	Not stated	Finance	Confirmed	1,467

History of this record

2026-09-25 · disclosed: 2026-01-30 to 2026-01-22 · backfill source
2026-09-25 · disclosed: 2026-02-02 to 2026-01-30 · backfill source
2026-09-25 · added · backfill source

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

Everything about 1st MidAmerica Credit Union

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