Janney Montgomery Scott LLC — December 2021 breach

Clustered 5 filings across 5 jurisdictions · filing window Apr 28, 2022 → May 2, 2022. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

5 filings

States

Affected · reported

31,859

First → last filing

Apr 28, 2022 → May 2, 2022

Merge confidence

100%

incident inc_3930d7238f6c4e9b · merged by deterministic · confidence 100%

Part of the R. R. DONNELLEY & SONS COMPANY supply-chain incident (2022) — at least 3 organizations filed notifications naming this third party.

Confirmed breach. Merged as one breach: 5 regulatory filings. The filings describe a third-party compromise. Intrusion Dec 23, 2021, discovered Apr 1, 2022 — the first regulatory filing landed 27 days later. 31,859 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), PII, and 1 more. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Notification delay

27days

Discovered → first regulatory filing

Discovery variance

0days

Range of discovered_at dates across filings

Filing span

4days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster.

Regulatory clocksMassachusetts✓ MA credit monitoring dueMaine✓ ME AG ≤30d · 28dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

The weekly clock on records like this one

The Disclosure Clock is a weekly briefing on what landed in the disclosure record, and the gap between the criminals' post and the regulator's filing — measured on the whole record, with the method shown.

Weekly. Double opt-in, one-click unsubscribe, and the address goes nowhere else.