Arumayta Arguello

Arumayta Arguello is a Portfolio Manager at Sterling Investment Management in Tucson, Arizona, where she leads portfolio construction and asset allocation strategies for private clients and institutional investors. Her role involves primary responsibility for investment decision-making and overseeing diversified portfolios, with a focus on long-term capital appreciation. She is recognized within the firm for her expertise in managing multi-asset class portfolios, including equities and fixed income.

Prior to her current role, Arguello served as a Research Analyst at Sterling Investment Management, conducting bottom-up security analysis and sector research (2015–2019), and previously worked in technical operations and trading (2011–2014), where she gained broad operational insight and trading experience. Her experience spans portfolio risk management, research across multiple sectors, and trade execution—key skills that inform her current work as a portfolio manager.

Arguello holds a Master's degree in Investment Management and Financial Analysis from Creighton University and a Bachelor of Science in Business Administration (Finance) from the University of Central Florida. She is known for her analytical rigor and commitment to disciplined investment processes, primarily focusing on US equity, fixed income, and balanced investment strategies tailored to high-net-worth and institutional clients.