
Peter S. Sheehan
Portfolio Manager
Loomis, Sayles & Company, L.P.

Peter is a portfolio manager on the Full Discretion Team at Loomis, Sayles & Company. He co-manages the team's suite of high yield and bank loan strategies. Additionally, Peter is a credit strategist focused on the bottom-up security selection process for the Full Discretion Team. Working in concert with senior research analysts, he oversees the underwriting and investment recommendation of the team’s largest active weight positions.
Peter joined Loomis Sayles in 2012 from the MBA program at Boston College. Previously, he was an associate at CapX Partners, a Chicago-based private equity firm, specializing in lower middle market and stressed credit investing. He began his investment industry career in the credit training program at Bank of America/LaSalle Bank.
Peter earned a BA from Vanderbilt University and an MBA from the Carroll School of Management at Boston College.
“We believe actively managed exposure to floating rate securities is an excellent option for investors seeking strong income streams over the long term.”
Peter's philosophy
Peter’s approach combines deep fundamental analysis of credit issuers with top-down analysis of the interest rate cycle, credit cycle, and current market conditions. His goal is to generate attractive outcomes for investors primarily through contractual returns while maintaining a focus on rigorous risk management.
Market insights
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2025 Market Outlook
Reports | Dec. 17, 2024
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Perspectives on Market Volatility
Reports | Sep. 24, 2024
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Behind the Numbers With Loomis Sayles
Reports | Sep. 23, 2024
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Introducing the Loomis Sayles Floating Rate Income Team
Webcasts | Sep. 13, 2024
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Loomis Sayles Portfolio Managers Discuss the IA Clarington Floating Rate Income Fund
Videos | May 3, 2024