Mike Duncan serves as Managing Director of Correspondent Sales at Pennymac, where he manages strategic relationships with the nation’s largest homebuilders and Independent Mortgage Bankers (IMBs). With over 20 years of experience in mortgage capital markets and institutional sales, Duncan leverages a deep understanding of the industry to oversee Pennymac’s partnerships with banks and credit unions, providing a comprehensive perspective that aligns secondary market execution with diverse client needs.

A recognized innovator in capital markets technology, Duncan previously spent eight years at Compass Analytics. During this tenure, he hedged mortgage interest rate risk for pipelines ranging from $50 million to over $1 billion and supported MSR valuations for large IMBs and institutional investors. Duncan was instrumental in the firm’s technological evolution, directing product development for all buy- and sell-side platforms. Notably, he co-developed the Hybrid AO, now known as Bulk AOT, and successfully executed the industry’s inaugural trade of its kind with Franklin American.

Duncan began his career at Countrywide Financial within AOT Margin Management, where he negotiated assignment-of-trade deals for the country’s largest national lenders. During this time, he created the granular pricing strategies that optimized foundational AOT pricing models and later transitioned into National Sales, supporting sales management for top-tier lending accounts.

Throughout his extensive tenure, Duncan has remained a consistent driver of strategic innovation. From co-developing loan-level MSR bidding systems to managing high-stakes institutional relationships, he continues to advance professional standards and execution across the mortgage landscape.