Every public data breach

Disclosed this week53On record26,385

53 disclosed this week · 26,385 on record

Mariner Wealth Advisors

Disclosed May 29, 20268,995 affectedConfirmed

Official notice

What is known

People affected8,995 (as reported by the organization)
DisclosedMay 29, 2026
DiscoveredNov 24, 2025
HappenedNov 21, 2025
AttackHacking
Data exposedNot stated
SectorFinance · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Mariner Wealth Advisors
Official noticeatg.wa.gov
Washington Attorney General breach notice: Mariner Wealth Advisors
Official noticein.gov
Indiana Attorney General 2026 data breach report: Mariner Wealth Advisors

Notices filed

Residents of INMay 29
Indiana AG19 people
Residents of CAJun 1
California AGCount not stated
Residents of WAJun 1
Washington AG771 people

Other breaches at Mariner Wealth Advisors

Breach, details not statedBreach notice filed with the Vermont AG, details not stated.FinanceUSDec 7, 2022
History of this record
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 8995by backfillSource
disclosed2026-09-25
2026-06-01 to 2026-05-29by backfillSource
attack2026-09-25
unknown to hackingby backfillSource
discovered2026-09-25
empty to 2025-11-24by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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