Loomis, Sayles & Company, L.P.
Loomis Sayles is one of the oldest, largest and most respected investment managers in the U.S., and is increasingly seen as a global player.
Founded in 1926 by two Boston investment managers, the firm now has investment offices in Boston, Detroit, San Francisco, London and Singapore, and is well known for offering an impressive range of investment products and expertise to its retail and institutional clients.
Funds Managed
Market Insights
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2026 Market Outlook
Reports | Dec. 2, 2025
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Active Fixed Income Investing in a Complex Global Environment
Videos | Nov. 17, 2025
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Capturing Long-Term Alpha Opportunities in AI and China’s Consumer Economy
Videos | Nov. 3, 2025
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2025 Mid-Year Review
Reports | Jul. 9, 2025
Portfolio Managers
Aziz V. Hamzaogullari
CFAChief Investment Officer & Portfolio Manager, Growth Equity Strategies
Read Aziz's bio
![David-Rolley-square[1]](https://iaclarington.com/images/default-source/portfolio-management-team/loomis-sayles-company-l-p/pm-section/david-rolley-square-108e4e8976dec6388bcc1ff0000f88fcc.jpg?sfvrsn=9a088bd3_10 "Rolley David 249x220")
![Eileen-Riley-square[1]](https://iaclarington.com/images/default-source/portfolio-management-team/loomis-sayles-company-l-p/pm-section/eileen-riley-square-11de4e8976dec6388bcc1ff0000f88fcc.jpg?sfvrsn=8f088bd3_6 "Riley Eileen 249x220")
![Lee-Rosebaum-square[1]](https://iaclarington.com/images/default-source/portfolio-management-team/loomis-sayles-company-l-p/pm-section/lee-rosebaum-square-132e4e8976dec6388bcc1ff0000f88fcc.jpg?sfvrsn=a0088bd3_6 "Rosebaum Lee 249x220")
