Christopher Michael Gardner (CRD#6399817) and SIGNATURE ESTATE SECURITIES, LLC

We protect investors rights

Our securities attorneys are seeking to speak with former customers regarding potential investment-related claims. If you have concerns about securities sold to you by this broker, contact Halling & Cayo, S.C. today.

Any previous customer complaints are made publicly available by FINRA. Reviewing these reports can help investors understand the regulatory history of their financial professionals.

Claim(s) Made Against Christopher Michael Gardner:

Claim Date: 1/9/2026

“Allegations of failure to provide margin call notices.”

This claim, as of this posting, is currently Pending with a claim amount of $4,500,000.00 .

See more information on FINRA’s BrokerCheck site for Christopher Michael Gardner.

Did you have a negative experience with Christopher Michael Gardner?

If you had a negative experience or issue with Christopher Michael Gardner and SIGNATURE ESTATE SECURITIES, LLC from Los Angeles, CA, the Securities Lawyers at Halling & Cayo, S.C. may be able to help you. Brokerage firms have a duty to supervise all registered representatives, such as Christopher Michael Gardner, and ensure that they follow all securities rules and regulations and internal policies. Liability for the losses sustained by its customers extends to the Brokerage Firm that the broker was registered with at the time of the breach of his/her standard of care. (We explain in more detail in our video, Do you dare sue your broker?.)

Recovery can often depend on finding a lawyer that “specializes in securities complaints” as the SEC reminds investors. (See more information in our video, How to file a complaint against a Financial Advisor.) If you are a former customer of Christopher Michael Gardner and SIGNATURE ESTATE SECURITIES, LLC and have incurred investment losses, please contact the Securities Lawyers. You may be entitled to financial compensation, and we work on a contingency basis, meaning we only get paid if we recover your money. Please note that there may be time limits or statutes of limitations that apply to your claim, so it is important to act quickly and speak with an attorney as soon as possible.
Learn about potential claims for investment recovery, Types of Broker Misconduct and Fraud , or about the FINRA arbitration process, Guide to the FINRA Arbitration Process .

Contact The Securities Lawyers

Name(Required)

Sean M. Sweeney is a shareholder at Halling and Cayo, a full service law firm in Milwaukee, WI and the head of its Securities Litigation team.

He represents individual and institutional investors in FINRA arbitration and court nationwide. He recovers investment losses from fraud or breach of duty from their broker-dealer.

Contact him at (414) 755-5020 or via e-mail at SMS@hallingcayo.com to see if he can help recover your funds.

Contact Us