Adam S. Kaplan
Long Island investment adviser convicted in $10 million fraud against elderly and disabled clients
Subject
Adam S. Kaplan (Investment Adviser Representative, Co-Defendant with Twin Brother Daniel E. Kaplan)
Jurisdictions
United States — New York / Eastern District of New York
Investigation Period
May 2018 – November 2025
Methodology
Analysis of SEC Litigation Release No. 25656, EDNY criminal docket No. 2:23-cr-00293, DOJ press releases, court filings, and contemporaneous reporting from Barron's, InvestmentNews, ThinkAdvisor, and WealthManagement.
10+
Verified Sources
2
Federal Cases
Extreme
Risk Classification
EDNY, USA
Primary Jurisdiction
Verified Records
Core Risk Tags
Jump to Section
Executive Summary
Investment Adviser Fraud — Federal Enforcement & Criminal Conviction
Key Indicators
Identity & Professional Background
Career Profile of a Terminated Investment Adviser Representative
Corporate & Operational Network
Affiliated Advisory Firms and Post-Termination Activity
Corporate Entity Network
Click nodes or edges to explore relationships
Entity Status
Relationship Type
Coordinated Sibling Operation
The Kaplan network is unusually compact: a registered adviser employer (which terminated Kaplan in 2021), an unregistered post-termination advisory practice, and a co-conspirator twin brother. The lack of a sprawling corporate network is itself diagnostic — the fraud relied on direct fiduciary access and manipulation of client agreements and payment instruments rather than complex shell structures.
The scheme begins inside a registered adviser firm.
Fiduciary access provides cover for fraudulent fee terms.
Scroll to reveal the network
The Kaplan operating structure was deliberately compact: registered fiduciary access, sibling co-conspiracy, and direct exploitation of client payment instruments — a high-trust, low-complexity fraud architecture.
Termination from the registered adviser failed to interrupt the scheme, exposing a critical weakness in the broker-dealer/advisor regulatory transition process.
Regulatory & Criminal Exposure
SEC Civil Action and EDNY Criminal Prosecution
Regulatory Standards Comparison
Comparing U.S. Securities and Exchange Commission (SEC) (Adam S. Kaplan (formerly associated with an SEC-registered investment adviser)'s regulator) against tier-1 authorities. Higher bars indicate stronger investor protection.
Strongest U.S. enforcement combination.
Misappropriation with obstruction enhancements.
Conduct would breach FCA, ASIC, and CySEC rules equally.
Jury verdict on multi-million-dollar fraud.
- FCA
- ASIC
- CySEC
- U.S. Securities and Exchange Commission (SEC) (Adam S. Kaplan (formerly associated with an SEC-registered investment adviser))
Chart shows normalized protection scores (0–100%) for comparison. Hover over bars for detailed explanations. Sources: FCA Handbook, ASIC RG 227, CySEC Circular C168, U.S. Securities and Exchange Commission (SEC) regulations.
Client Harm & Victim Impact
60+ Advisory Clients Targeted, Including Elderly and Disabled Investors
Testimonials
Reputational Standing
Public reputation has been comprehensively damaged. Kaplan is the subject of critical reporting from Barron's, InvestmentNews, ThinkAdvisor, and WealthManagement, all of which characterize the conduct as a serious advisory fraud targeting vulnerable clients. There are no countervailing positive media references in the public record.
Claims vs. Reality
Stated Fiduciary Conduct vs. Documented Misappropriation
All claim contrasts above are sourced directly from SEC and DOJ filings or contemporaneous reporting; none rely on inference unsupported by the public record.
Investigation Timeline
Chronology From Onboarding to Federal Conviction
Risk Analysis Matrix
Multi-Dimensional Risk Assessment
Risk Analysis Summary
Red Flag Register
Critical Indicators Identified Across the Investigation
3
Regulatory
2
Financial
3
Operational
1
Reputation
Investigative Gaps & Unknowns
The following gaps remain open. Additional OSINT collection or legal discovery may resolve them.




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