Biography

Sandrine Klock is an Investment Director for the Growth Equity Strategies Team at Loomis, Sayles & Company, where she supports the Large Cap Growth, All Cap Growth, Global Growth and International Growth long-only strategies. Sandrine joined Loomis Sayles in 2025 from Ossiam, an affiliate of Natixis Investment Managers, where she was a product specialist. Prior to Ossiam, Sandrine was the head of wholesale at Natixis Investment Managers in Mexico and was responsible for business development in Brazil. Sandrine has also held several leadership positions in sales and business development in an ETF company and a private equity investment firm. She has 15 years of investment industry experience. She earned a BA and an MBA from the Université Paris Dauphine. Sandrine is a CFA charterholder® and a member of the CFA Society France.

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About the Growth Equity Strategies Team

Investors on the Growth Equity Strategies team

Aziz Hamzaogullari, CFA
Founder, Chief Investment Officer and Portfolio Manager of the Growth Equity Strategies Team
Brian P. Coyle, CFA
Senior Equity Analyst, Managing Director
Peter V. Linnard
Senior Equity Analyst, Managing Director
Rayon K. Ward, CFA
Senior Equity Analyst, Managing Director
Igor M. Chan, CFA
Senior Equity Analyst
Lawrence Keegan, CFA
Senior Equity Analyst
Ryan Hill, CFA
Senior Equity Analyst
Olivier Diolosa, CFA
Senior Equity Analyst
Shaelyn Fitzgerald
Research Associate
Hollie C. Briggs, CFA, CAIA
Head of Global Product Management for Growth Equity Strategies
Adam Mushaweh, CFA, CAIA
Investment Director
John P. O'Shea, CFA
Investment Director
Richard E. Geller
Global Head of Alternative Investments
Julien Raynal
Chief Operating Officer of Growth Equity Strategies
Nicholas S. Gagnon
Co-Head of Trading for Growth Equity Strategies
Daniel E. Maturi, CFA, CAIA
Co-Head of Trading for Growth Equity Strategies
Haroon Perveez
Quantitative Trading Analyst
Ralph A. Vitti, CFA
Senior Business Analyst
Cody M. Lowit
Data Analyst
Fabiana Fagundes
ESG Data Analyst