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Trustee IS President and CCO · Mack Investment Securities, Inc.

Stephen Walter Mack

CRD 1007322 · Named on Form ADV at one SEC-registered adviser

At a glance

Mack Investment Securities, Inc., an SEC-registered broker-dealer firm based in Northfield, IL with $303 million in regulatory assets, lists Stephen Walter Mack on its Form ADV as Trustee IS President and CCO, a control person.

Firms and roles

AtlasMembers

Stephen’s stakes and control

What Form ADV says they own at each firm, whether they control it, and how each firm is growing. Atlas members see all of it.

Ownership stake at the firm
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Control-person status
1 firmLocked
When each role began
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Each firm’s assets and growth
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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: Schedules A and B of each firm’s latest Form ADV, filed with the SEC. For Stephen’s registrations, exams and any disclosures, see the SEC’s adviser search or FINRA BrokerCheck.