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

WILLIAM BLAIR & COMPANY L.L.C.

Current firm class

broker-dealer affiliated wealth managerderived

Book size

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

Industry start

Aug 1, 2015earliest registration or exam on IAPD

Years in industry

11derivedfrom the industry start date

Years at current firm

2derivedfrom the current registration's begin date

Prior firms

1

Current registrations

1

Registered states

1

Exams

S66

First exam

Feb 12, 2024

First registration

Feb 14, 2024

Dual registered

yes, broker-dealer

IAPD individual key

7149454

• Occurred

  Aug 27, 2024
  Advisor changed firm

  Clarence Connor Darrow left Heartland Advisors, Inc. for William Blair & Company L.L.C. (registered 2024-08-26)

  Form ADVobserved 4 days ago

Graph

RIA / Wealth Management

Canonical id

dfx:ria:3921707b-84f5-1c55-a560-a3ed8e2cd626

First observed

Feb 14, 2024

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.