HackingFinancial ServicesFinanceStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHighResolved

AMERIPRISE FINANCIAL, INC.

bd_fa7df8283d489ea1 · schema v1 · pii pii-v1

Severity

High

Discovered

Mar 18, 2026

Filed

Apr 17, 2026

To disclose

4 weeks

Affected

1,359state residents only

Linked

16 filings

Confidence

68%

Full breach record for AMERIPRISE FINANCIAL, INC. →75 incidents on file

Supplemental notice from Ameriprise Financial, Inc. regarding unauthorized access to stored data affecting 1,359 Washington residents. Incident occurred March 2-18, 2026; discovered March 18, 2026. Data exposed included names, addresses, SSNs, DOBs, account numbers, and driver's license info. Investigation concluded; credit monitoring offered.

J jump to incidentP pin to compareR raw source

Washington clock✓ WA AG ≤30d4 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 16 days

discovery → filing · 4 weeks / 30 days

Mar 2, 2026

Begins

Mar 18, 2026

Discovered

Apr 17, 2026

Filed

vs. sector median

4 wks faster

This filing is one of 16 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Vermont State AGbd_31751275b2b0456f2026-04-17Verified
Massachusetts State AGbd_4ca343f72bba0d382026-04-17Verified
New Hampshire State AGbd_5d8be0c5042fbeeb2026-04-17Verified
Maine State AGbd_5f2a053599f5f3c92026-04-17Verified

Show 6 more filings ↓up to 103d gap

Iowa State AGbd_87d680adebf945392026-04-17Verified
Indiana State AGbd_8dfab8a7a73e8fe02026-04-17Verified
Rhode Island State AGbd_ad81226da095b63e2026-04-17Verified
South Carolina State AGbd_7bd8e49d9e00029b2026-04-20 · +3dVerified
Texas State AGbd_0f2775856e7200e12026-04-22 · +5dVerified
New Hampshire State AGbd_ecfe28f07939f2972026-07-29 · +103dVerified

Showing first 10 of 15 linked disclosures.

Name: AMERIPRISE FINANCIAL, INC.
norm: ameriprise financial
Domain: ameriprise.com

Name: AMERIPRISE FINANCIAL, INC.
norm: ameriprise financial
Domain: ameriprise.com
Industry: Financial Servicesllm

Discovered: Mar 18, 2026
Breach occurred: Mar 2, 2026 – Mar 18, 2026
Undetected for: 16 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 1, 2026
Affected individuals: 1,359state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: NameSocial Security numberDriver's licence numberDate of birth
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Launched an investigation with the help of external cybersecurity experts
Implemented heighted monitoring of your account(s) to include enhanced identity verification procedures
Offering you credit and identity monitoring through Equifax CompleteTM Premier
Changes made: Implemented heighted monitoring of your account(s) to include enhanced identity verification procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: WA AG ≤30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 10 states

View merged incident ↗

Vermont State AGApr 17 · first

Massachusetts State AGApr 17 · first

New Hampshire State AGApr 17 · first

Maine State AGApr 17 · first

Iowa State AGApr 17 · first

Indiana State AGApr 17 · first

Rhode Island State AGApr 17 · first

Washington State AGApr 17 · first · this page

South Carolina State AG+3d

Texas State AG+5d

New Hampshire State AG+103d

Pattern: first filing Apr 17 (VT), last Jul 29 (NH) — a 103-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 15 — the full spread may be wider.

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.

Source URL: https://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA37810.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 17, 2026
Raw hash: 62e7128f02596abc6fc635536f4ffeb53f63a0f3fe4facc425269cacdb38f1ab

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityAMERIPRISE FINANCIAL, INC.

Victim entityAMERIPRISE FINANCIAL, INC.

Incidentdiscovered Mar 18, 2026

Stated responseLaunched an investigation with the help of external cybersecurity experts

ComplianceWA AG ≤30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com