Mr. Arciniegas works primarily as a derivatives lawyer and covers markets for over-the-counter (OTC) derivatives, structured finance products and listed futures. He advises on every stage throughout the life cycle of a derivatives transaction, providing assistance to a wide range of market participants engaged in the markets in various capacities. Regulatory matters range from assisting clients on financial reform legislation, registration and membership with the CFTC, NFA, and other financial market utilities, to providing guidance to commercial end-users and sell-side participants on exemptions, cross-border access issues, and matters involving the overlapping jurisdiction of securities and commodities regulation. Transactional matters include the negotiation and implementation of comprehensive documentation for agency-MBS, cleared and OTC derivatives, FX, futures, loan-level hedging arrangements, prime brokerage, repurchase transactions, securities lending, structured finance transactions, and related industry protocols implementing changes in those markets. Mr. Arciniegas has appeared before the CFTC, the Federal Reserve, the SEC, and is a frequent speaker and published author on futures and derivatives topics.