This entity has not been resolved onto another DFX graph by a shared identifier. A name match elsewhere would be a candidate, never an identity, and none is recorded.

Current firm

STIFEL, NICOLAUS & COMPANY, INCORPORATED

Current firm class

national broker-dealer RIAderived

Book size

not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none

Industry start

Mar 8, 2008earliest registration or exam on IAPD

Years in industry

18derivedfrom the industry start date

Years at current firm

6derivedfrom the current registration's begin date

Prior firms

1

Current registrations

1

Registered states

1

Exams

S66

First exam

Mar 8, 2008

First registration

Mar 27, 2008

Dual registered

yes, broker-dealer

Other names

JONATHON ROSS MONTGOMERY

IAPD individual key

5285945

Graph

RIA / Wealth Management

Canonical id

dfx:ria:38c63d28-766f-feaa-3380-ffe7ecc21380

First observed

Mar 27, 2008

Last observed

Sep 14, 2026 5 days ago

Source families

Federal regulator filings

1 registered feed stand behind this record; each fact above carries its own dates and, where the publisher serves one, its document.

Resolution

Identity across graphs by shared identifier (CRD, CIK, EIN, ADV fund id, individual CRD) or citation; a name match is shown as a candidate and never merged.