David A. Sirignano focuses on international and domestic corporate finance, mergers and acquisitions (M&A), and US Securities and Exchange Commission (SEC) and Financial Industry Regulatory Authority (FINRA) regulation. David represents foreign and domestic public companies, broker-dealers, underwriting syndicates, investment managers, and private funds with respect to issues arising under US federal securities laws, including SEC and FINRA registration and reporting obligations, disclosure issues, and insider trading and trading practice regulation.