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For more than 35 years we have remained committed to a truly tactical, rules-based investment approach with the specific objectives of limiting downside risk and producing returns that a conservative investor would deem satisfying. Using decades of strategic research and our quantitative, rules-based investment disciplines, we provide solutions that complement your clients’ existing investment portfolios and strive to help advisors and their clients meet their investment goals.
Meet Our Investment Team
Dr. Kenneth Sleeper, MBA
David C. Wright, JD
James St. Aubin, CFA, CAIA
Ryan Harder, CFA
Dr. Kenneth Sleeper, MBA
Co-founder,
Senior Vice President,
Portfolio Manager
Kenneth L. Sleeper, MBA, PhD, MBA, PhD, is Co-Founder, and Portfolio Manager at Sierra Investment Management. Ken jointly oversees all aspects of the organization’s activities, including asset management, research, and client relationships. Prior to co-founding Sierra in 1987 with David C. Wright, Ken applied his extensive background in statistical and computer applications to develop and refine computerized techniques for reducing downside risk. Those techniques were incorporated into Sierra’s investment process with the goal of helping clients preserve wealth. When not working with clients, Ken enjoys spending time with his wife of 40 years and his son. Ken earned his MBA and PhD degrees from the University of Southern California.
David C. Wright, JD
Co-Founder,
President
David C. Wright, JD, JD is Co-Founder and Senior Advisor at Sierra Investment Management. David jointly oversees all aspects of the organization’s activities, including asset management, research, and client relationships. After 13 years with major Los Angeles law firms, Dave served several years as Director of Technical Research for Bateman Eichler , Hill Richards, Inc., before co-founding Sierra in 1987 with Dr . Kenneth L. Sleeper . Dave earned a BS in Civil Engineering from Swarthmore College and a JD from The University of Chicago.
James St. Aubin, CFA, CAIA
Chief Investment Officer
James St. Aubin, CFA®, CAIA®, is Chief Investment Officer for Sierra Mutual Funds and Ocean Park Asset Management. He has oversight of all Investment Management department activities, in collaboration with Sierra Co-founders David Wright and Kenneth Sleeper. An accomplished investment management executive, his career of more than 20 years includes leadership roles in asset allocation, manager research and portfolio construction. James earned a Bachelor of Science in Finance from DePaul University and is a CFA® and CAIA® Charterholder.
Ryan Harder, CFA
Chief Investment Strategist,
Portfolio Manager
Ryan HarderCFA®, is Chief Investment Strategist and Portfolio Manager for Ocean Park Asset Management. He oversees research, trading, and portfolio management for the firm, and his career of more than 20 years includes roles as portfolio manager, equity research analyst and managing director.
Ryan earned a BA in Economics, with honors, from Brock University in Ontario, Canada and a M.Sc. in International Securities, Investment and Banking from the ICMA Centre, University of Reading, in the United Kingdom. He is a CFA® Charterholder. Ryan enjoys playing ice hockey and watching auto racing with his wife and four children.
Doug Loeffler, CFA, CAIA
Marshall Quan
Yanni Dalkos, MSQE
Henry Reid
Doug Loeffler, CFA, CAIA
Executive Vice President of Investment Management
Doug Loeffler’s career and personal life are based on stability and tenacity. Before he was appointed Executive Vice President of Investment Management at Ocean Park, Doug worked at AIG for 13 years, initially overseeing the annuity company’s mutual fund platform before serving as Lead Portfolio Manager of Asset Allocation for the past six years. Before AIG, Doug acted as a Portfolio Manager and Head of Manager Research at Principal Financial Group, and as an International Equity Manager at Founders Asset Management.
A self-proclaimed non-athlete, he recently completed a 48-mile trek from the South Rim of the Grand Canyon to the North Rim and back again. In one day.
Doug is a CFA® Charterholder and received a BA in Economics from Washington State University and an MBA from the University of Chicago.
Marshall Quan
Lead Portfolio Analyst,
Portfolio Manager
As Lead Portfolio Analyst, Marshall Quan enjoys discovering new vehicles for clients to invest in, as well as identifying changes in trends as they occur. Ever attentive to helping clients preserve their wealth, Marshall is responsible for investment monitoring and analysis, securities screening execution and reporting, technical analysis, and portfolio construction among other investment management and operational duties.
Marshall earned his BS degree in Business Administration: Classical Management – Finance from Cal State University at Dominguez Hills. He joined Ocean Park Asset Management in 1999.
Yanni Dalkos, MSQE
Research & Data Analyst
A member of the investment team since 2019, Yanni Dalkos is responsible for technical investment research, due diligence, data analysis, and trading among other investment management and operational duties. He enjoys helping clients understand how to preserve their wealth by examining the relationship between risk and return. Combined with research, Yanni feels this awareness ultimately improves client’s results.
With a bachelor’s degree in Economics and a master’s in quantitative economics from California Polytechnic State University at San Luis Obispo, Yanni is the first in his family to both graduate from a four-year university and earn a master’s degree.
Henry Reid
Portfolio Analyst
Henry Reid joined the investment team 2020. As a self-described analytical person and avid fan of sports and statistics, Henry is primed for his role as Portfolio Analyst, helping clients secure their futures and achieve financial freedom. Henry is responsible for research, analysis, data visualization, and performance and data reporting among other investment management and operational duties.
Henry earned his BS degree in Economics and MS degree in Finance from the University of Oregon at Eugene.
Over 35 years ago, our founders launched a big idea in a small garage. View seven short videos in which Founders David Wright and Kenneth Sleeper share the triumphs and challenges of the firm’s early years and how they became “pioneers in disciplined risk management.”
Latest Insights From Our Experts
CIO Insights: February 29, 2024
In this February 29, 2024 edition of CIO Insights, James St. Aubin discusses how consumers could [...]
WATCH NOWIn this February 29, 2024 edition of CIO Insights, James St. Aubin discusses how consumers could control the fate of the economy, for better or worse.
2023 Year-End Quarterly Webcast
At the end of 2023, the financial markets were pricing in a Goldilocks environment for 2024 that [...]
WATCH NOWAt the end of 2023, the financial markets were pricing in a Goldilocks environment for 2024 that included continued disinflation and resilient economic growth. Will that outlook materialize and what could happen to asset prices if it doesn’t? Hear thoughts and analysis our Investment Team leaders and see how our investment products responded in Q4 across fixed income and equity asset classes.
CIO Insights: February 5, 2024
What’s the one adjective that Fed Chair Powell continues use when discussing the path back to 2%? [...]
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