American Century Investments® and Avantis Investors® Name Nigel Stewart Managing Director and Head of Asia-Pacific Region
US$350 billion* global asset manager American Century Investments® today announces Nigel Stewart has joined the firm as Managing Director and Head of Asia Pacific, based in Sydney. Stewart will report to Eduardo Repetto, CIO of Avantis Investors®, an investment offering from American Century.
“Nigel is a global visionary leader with a strong track record in the financial services sector. It is more than an honor to be able to work with him helping advisers and consultants help their clients around the world achieve financial success,” said Eduardo Repetto, Avantis Investors CIO. “Nigel joins a team with a strong service culture who are eager to deliver the best for our clients. His passion for positive community impact and helping investors makes him an excellent fit with the team.”
“Throughout my career, I’ve focused on helping investors achieve better outcomes, and I see this role as a natural extension of that mission,” said Stewart. “American Century’s commitment to aligning its success with the success of clients, combined with its unique purpose-driven ownership model and longstanding support of medical research, strongly resonates with my personal values around philanthropy and community wellbeing. I’m thrilled for the opportunity to contribute and drive more positive change for investors.”
Stewart was previously an executive director of Dimensional Fund Advisors, having co-founded DFA Australia Limited in 1994. He brings a proven track record of helping advisers build lasting bridges to the next generation of investors through thoughtfully integrated philanthropy and sustainability strategies.
Commitment to investors in the Asia-Pacific region
In September 2025, Avantis entered the Australian market with three dual access exchange-traded funds (ETFs). The launch of the Avantis funds built on American Century's nearly decade-long presence in Australia.
“Our focus is on making it easier for clients across Asia Pacific to access the investment solutions they need. We listen closely to investors in each market and respond with locally available solutions and the service to support them,” said Repetto. “Nigel is well suited to help us meet the growing demand from across the Asia Pacific region and beyond.”
Powered by financial science
Avantis Investors is a $160 billion* investment offering from global asset manager American Century Investments. Founded in 2019, Avantis helps clients pursue their investment goals through well-diversified strategies designed to fit seamlessly into portfolios—combining the benefits of indexing with the potential for outperformance. Today, Avantis offers more than 40 investment strategies across equity, fixed income, real estate assets and target date funds, with offerings in the United States, Canada, Australia, and Europe. With a focus on financial science and a range of low-cost investment vehicles, Avantis, along with American Century, has become a top five active ETF issuer by assets under management.1 For more information, visit: www.AvantisInvestors.com.
About American Century Investments
American Century Investments is a leading global asset manager focused on delivering investment results and building long-term client relationships while supporting breakthrough medical research. Founded in 1958, American Century Investments' approximately 1,400 employees serve financial professionals, institutions, corporations and individual investors from offices in Kansas City, Mo.; New York; Los Angeles; Santa Clara, Calif.; Portland, Ore.; London; Frankfurt, Germany; Hong Kong; and Sydney. Jonathan S. Thomas is chairman, chief executive officer and president, and Victor Zhang serves as senior vice president and chief investment officer. Delivering investment results to clients enables American Century Investments to distribute 40% of its dividends to the Stowers Institute for Medical Research, a 500-person, nonprofit biomedical research organization with a focus on foundational research. The Institute is the largest owner of American Century Investments and has received dividend payments of more than $2 billion since 2000. For more information about American Century Investments, visit americancentury.com.
Source: Morningstar data out of 422 ETF issuers overall and 376 active ETF issuers as of April 30, 2026.
Assets under supervision as of 08/13/26. Source: American Century Investments.
Investment return and principal value of security investments will fluctuate. The value at the time of redemption may be more or less than the original cost. Past performance is no guarantee of future results.
