Adviser and broker representative · Santander Securities LLC
John M. Clark
CRD 4399001 · Boston, MA
At a glance
John M. Clark is an investment adviser representative with Santander Securities LLC in Boston, MA, according to the SEC’s Investment Adviser Public Disclosure records. The earliest registration on John’s SEC record dates to 2005, about 21 years ago. John is also registered as a broker representative.
Current advisory firm
- Santander Securities LLCSince November 2015Boston, MA · $3.1B in regulatory assets
SEC adviser record
- Registered since
- 2005 (21 years)
- Designations
- None on file
- Exams
- Series 63, Series 65
- Registered in
- 1 state
- Also a broker representative
- Yes
- Disclosures on record
- None
AtlasMembers
John’s office, career and moves
Their branch office with the firm’s business phone and website, every registration on their SEC record with dates, their employment history and outside business. Atlas members see all of it.
- Branch office address, business phone and website
- Locked
- Previous firms, with start and end dates
- 2 firmsLocked
- Employment history
- Locked
- States they’re registered in
- Locked
- Outside business activities
- Locked
- When they joined their current firm, and their firm’s growth
- Locked
Free while Atlas launches: create a free account and confirm your email. Every figure comes from SEC filings.
Something wrong? Ask for a correction. Source: the SEC’s Investment Adviser Public Disclosure records, as of October 2026. The full record, including any disclosure details, is on the SEC’s adviser search and FINRA BrokerCheck.
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