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Confirmed16 filings · 14 statesUnverified claimConfirmedEnforcedshinyhuntershigh sensitivity

Merged incident · 16 filings

AMERIPRISE FINANCIAL, INC. — March 2026 breach

Clustered 16 filings across 15 jurisdictions · filing window Mar 22, 2026 → Jul 29, 2026. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

16 filings

States

Affected · reported

47,876

First → last filing

Mar 22, 2026 → Jul 29, 2026

Merge confidence

100%

incident inc_ff1e36c3a38446c0 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 15 regulatory filings and 1 unverified claim. The filings describe unauthorized access. Intrusion Mar 2, 2026–Mar 18, 2026, discovered Mar 18, 2026 — the first regulatory filing landed 14 days later. 47,876 individuals reported across the linked filings. Data reported: Government ID, Financial account, PII, and 2 more. Notifications rolled out on a 128-day schedule across 15 filings beginning Mar 22, 2026. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

14days

Discovered → first regulatory filing

Discovery variance

0days

Range of discovered_at dates across filings

Leak precedence

9days before filing

Days between the first leak-site claim and the first regulatory filing. Positive = the claim came first (public exposure before disclosure). Negative = the claim trailed the filing, so there was no pre-disclosure leak. Counts regulatory filings only — press coverage is not a regulatory disclosure.

Filing span

128days

Time between earliest and latest filing

Not recorded for this incident

Materiality delta · SEC filing delay — no SEC 8-K in this cluster.

Regulatory clocksLeak gap⏱ Leak >30dMassachusetts✓ MA AG ≤30dMaine✓ ME AG ≤30d · 30dRhode Island✓ RI AG ≤45dWashington✓ WA AG ≤30dOregon✓ OR AG ≤45dSouth Carolina✓ SC CRA notice dueFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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