FINANCIAL INDUSTRY REGULATORY AUTHORITY LETTER OF ACCEPTANCE, WAIVER, AND CONSENT NO. 2018060780401 TO: Department of Enforcement Financial Industry Regulatory Authority (FINRA) RE: Credit Suisse Securities (USA) LLC (Respondent) Member Firm CRD No. 816 Pursuant to FINRA Rule 9216, Respondent Credit Suisse Securities (USA) LLC submits this Letter of Acceptance, Waiver, and Consent (AWC) for the purpose of proposing a settlement of the alleged rule violations described below.