Katherine Collins,CFA, MTS

Head of Sustainable Investing

Ms. Collins is Head of Sustainable Investing. She is responsible for leading Putnam's investment research, strategy implementation, and thought leadership on environmental, social, and governance (ESG) issues. Ms. Collins collaborates with portfolio managers and analysts on ESG integration, assessing the fundamental relevance of ESG issues at a security level, and the potential for alpha generation and risk mitigation at a portfolio level. In addition, she is a portfolio manager of Putnam Sustainable Future Fund and Putnam Sustainable Leaders Fund. Ms. Collins joined Putnam in 2017 and has been in the investment industry since 1990.

A recognized thought leader, Ms. Collins provides analysis on current and emerging trends in sustainable investing. She is the author of The Nature of Investing: Resilient Investment Strategies through Biomimicry. In 2009, Ms. Collins founded Honeybee Capital, an independent investment research firm focused on sustainable investment issues.

Ms. Collins is the Chair of Putnam’s ESG Committee, which leads ESG initiatives across the firm. She also serves on numerous boards, including Last Mile Health, Santa Fe Institute, Omega Institute, and Harvard Divinity School Dean's Council.

Products managed

Fact sheet Annual Semi annual
Sustainable Future Fund
3-year Morningstar RatingTM among 1128 funds in the Large Growth category.
Sustainable Leaders Fund

Blog posts

Sustainability research: A week in the life of our team


Our research includes discussions with company managements, other researchers and investors, industry and subject experts, and non-profit organizations.

Sustainable value: Gender diversity on corporate boards


Diversity in companies — including gender diversity — can have a positive impact on company performance and strategic ability.

ESG issues alive in healthcare


Our team analyzes medical costs and access as ESG issues affecting human well-being and sustainable economic development.