Haselkorn & Thibaut, P.A., operating as Investment Fraud Lawyers, has officially opened an independent investigation into St. Louis, Missouri financial advisor John McArthur (CRD# 4389397). Our attorneys, with former Wall Street defense backgrounds and more than 95 years of combined securities law experience, are analyzing recent and historical disclosure records, investor complaints, and regulatory information regarding Mr. McArthur’s conduct as both a broker registered with Saxony Securities and an investment advisor affiliated with Krilogy.
Our firm is committed to helping investors recover losses caused by unsuitable investment recommendations, misrepresentation, and breaches of fiduciary duty. If you have concerns about your investments or suspect your funds were improperly managed, please contact us at 1-888-885-7162 for a free, confidential consultation.
Background on John McArthur (St. Louis, Missouri)
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John McArthur has a lengthy track record in the securities industry. According to his FINRA BrokerCheck profile, he has 24 years of experience working with several firms and holds multiple securities licenses. His reported credentials include:
- Currently registered as a broker with Saxony Securities since 2014
- Registered as an investment advisor with Krilogy since 2012
- Past affiliations with Purshe Kaplan Sterling, Morgan Stanley, and A.G. Edwards & Sons
- Licenses in Florida, Illinois, Missouri, and Texas
- Securities Industry Essentials (SIE), Series 65, Series 63, Series 31, and Series 7
While these credentials may suggest significant industry experience, investors should look beyond qualifications, especially when allegations of investor losses and compliance concerns arise.
Recent Investor Complaint and Key Allegations
Our attorneys’ investigation is based in part on a pending investor complaint reportedly filed in April 2026 against John McArthur. The claim alleges losses totaling $1 million and includes the following core allegations:
- Misrepresentation: The investor alleges that information provided by Mr. McArthur, acting as a representative of Krilogy, did not accurately describe the nature or risks of the recommended private securities.
- Unsuitable Investments: The complaint alleges that Mr. McArthur failed to recommend investments aligned with the client’s financial profile, objectives, and risk tolerance.
Mr. McArthur has reportedly disputed these allegations and stated that he is not named as a direct respondent. However, the complaint remains pending and raises important questions regarding suitability obligations and investor protections under FINRA rules.
Understanding Unsuitability: What It Means for Investors
FINRA Rule 2111 requires brokers to use reasonable diligence to ensure that each investment recommendation is suitable based on an investor’s age, liquidity needs, investment objectives, experience, and financial situation. This generally includes:
- Understanding both the recommended product and the investor’s profile
- Ensuring the recommendation is appropriate for the specific customer
- Reviewing transactions collectively when the broker has actual or de facto control over the account
When brokers fail to meet this standard by making unsuitable recommendations or failing to disclose material risks, investors may suffer substantial losses.
Red Flags and Advisor Disclosures
| Disclosure Type | Details |
|---|---|
| Customer Complaints | One pending complaint alleging misrepresentation and unsuitable investment advice, with claimed losses of $1 million |
| Civil Lawsuits | None disclosed in the public information referenced |
| SEC Orders / Regulatory Investigations | None disclosed in the public information referenced |
Although publicly available records referenced in the source material indicate no settled or additional complaints, lawsuits, SEC actions, or regulatory investigations involving John McArthur, the pending $1 million claim is significant and warrants attention.
Why Investors May Seek Legal Review
Investors who believe they suffered losses due to unsuitable recommendations, misrepresentations, or other wrongful conduct may have legal options. Claims involving private securities, suitability, and advisor disclosures often require a detailed review of account records, communications, and the investor’s stated objectives and risk tolerance.
A legal review may help determine:
- Whether the investments were suitable for the investor’s profile
- Whether material risks were fully disclosed
- Whether there are viable options for pursuing financial recovery
What You Should Do Next
If you invested with John McArthur of Saxony Securities or Krilogy in St. Louis, Missouri, and believe you experienced losses due to unsuitable recommendations or misrepresentation, it may be important to act promptly. Securities claims are often subject to strict filing deadlines.
You may wish to gather and review the following:
- Account statements
- Emails and written communications
- Offering documents and subscription agreements
- Notes of conversations about investment goals, risk tolerance, and liquidity needs
Contact Us for a Free Case Assessment
Haselkorn & Thibaut, P.A., d/b/a Investment Fraud Lawyers, is continuing its investigation into John McArthur, Saxony Securities, and Krilogy. If you would like to discuss your situation, contact Investment Fraud Lawyers at 1-888-885-7162 for a free, confidential consultation.
