What's Happening?
William Medina, a financial advisor with UBS Financial Services in San Juan, Puerto Rico, is facing an investor complaint alleging unauthorized withdrawal of funds. The complaint, filed in December 2025, accuses Medina of colluding with a client's ex-wife to transfer funds without authorization. Medina, who has been with UBS since 2002, is registered as both a broker and an investment advisor. The complaint highlights potential violations of FINRA rules, which prohibit unauthorized securities transactions. Medina's extensive experience in the securities industry includes previous roles at several financial firms and passing multiple qualifying exams.
Why It's Important?
This complaint against William Medina underscores the importance of regulatory compliance in the financial
advisory industry. Unauthorized fund transfers can lead to significant financial losses for clients and damage the reputation of financial institutions. The case highlights the need for strict adherence to FINRA rules, which aim to protect investors by ensuring high standards of commercial honor. If the allegations are proven, Medina could face disciplinary actions, impacting his career and UBS's standing. This situation serves as a reminder for investors to remain vigilant and for firms to enforce robust compliance measures.
What's Next?
The complaint against Medina is pending, and its resolution will depend on the findings of regulatory bodies like FINRA. If the allegations are substantiated, Medina could face penalties, including fines or suspension. UBS may also conduct an internal review to assess compliance practices and prevent future incidents. Investors affected by unauthorized transactions may seek restitution through legal channels. The outcome of this case could influence regulatory scrutiny and compliance practices within the financial advisory sector.









