[39][40] In 2011, after being sued in a class action, the company settled by agreeing to compensate customers that were victim to identity theft between $50 and $2,500 each.

[43] In 2009, TD Ameritrade settled a lawsuit alleging it had marketed auction rate securities as short-term investments.

The company was accused of having a conflict of interest as a result of commissions that it received, for having poor marketing ethics, and for misrepresenting the safety of the investments.

The company was named in class action lawsuits by its customers and the U.S. Securities and Exchange Commission launched an investigation into its marketing practices.

In 2011, the company settled the SEC case and agreed to pay 1.2¢ per share of the Reserve Yield Plus Fund that was held by its customers, or $10 million in total.

The Reserve Yield Plus made its final distribution in 2016 and investors received 97 to 98 cents per share in addition to compensation from TD Ameritrade.

[56] The company owned the naming rights to the baseball field TD Ameritrade Park Omaha, for which it would pay an average of $1 million a year for a twenty-year contract period starting in 2011.