Douglas Gimple | Diamond Hill

Client Portfolio Manager

Douglas Gimple is a client portfolio manager at Diamond Hill, a First Eagle Investments Company. He became part of First Eagle in 2026 upon the firm's acquisition of Diamond Hill. Prior to joining the firm in June 2016, he was an executive director and senior client portfolio manager at J.P. Morgan Asset Management. Before that, he was an institutional investment manager at Banc One Investment Advisors. Douglas earned a BS in finance from Miami University and a MBA from the University of Dayton.

Recent insights

Taxable Fixed Income Markets Update: September 2026

13 October 2026

Higher rates challenged fixed income markets in September, but the move also pushed yields higher. From historically tight corporate spreads to resilient shorter-duration asset-backed securities, explore the trends shaping fixed income markets.

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Securitization in Focus: September 2026

12 October 2026

Securitized markets remain active despite rising rates. Explore the latest trends across asset-backed securities, commercial mortgage-backed securities and residential mortgage-backed securities, including strong issuance and shifting collateral performance.

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Rising Rates: Lessons from 2022

17 September 2026

Rising rates have pressured fixed income returns in 2026, but today’s environment differs meaningfully from 2022. Explore how higher starting yields can help cushion the impact of rising rates.

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