The Tax Alpha Arms Race (w/ Wes Gray & Brent Sullivan) | #622 - The Meb Faber Show - Better Investing Recap

Podcast: The Meb Faber Show - Better Investing

Published: 2026-03-13

Guests: Wes Gray, Brent Sullivan

What Happened

Wes Gray, who manages between $20 and $40 billion, highlights the challenges of achieving net returns similar to ETFs with mutual funds and hedge funds due to tax inefficiencies. He explains that the ETF wrapper has mitigated the issue of portfolio turnover in active management, making ETFs more tax-efficient.

Brent Sullivan, an independent tax analyst, discusses the complexities of managing highly appreciated stocks. He outlines strategies such as contributing to an exchange fund or using long-short tax loss harvesting managers, emphasizing the importance of strategic planning to manage concentrated positions.

Rob Arnott's 1993 paper is referenced to illustrate how transaction costs and portfolio turnover can significantly impact post-tax returns. The discussion emphasizes that mutual funds face higher barriers to achieving net returns comparable to those of ETFs due to these inefficiencies.

The podcast delves into Section 351 and its implications for tax-free diversification. Brent Sullivan explains the IRS's rules, including the 25% and 50% rules, and how the 'substance over form' principle is applied to ensure genuine economic substance in transactions.

There's a debate over whether to use tax lot tracing or average cost basis when contributing a portfolio to an ETF. Although most custodians prefer tax lot tracing, one large organization uses the average weight method, sparking discussions about the best approach for tax purposes.

The episode also touches on the growth of the ETF market and the need for regulatory clarity to prevent fraud. The discussion includes a story about a Seattle investment shop involved in a tax fraud scheme, highlighting the risks of complex offshore structures promising tax benefits without capital risk.

Brent Sullivan mentions a Seattle-based conference called Basis Northwest, which will focus on taxable wealth, innovation, stewardship of capital, and planning best practices. It aims to gather individuals interested in taxes and planning from across the country.

The episode concludes with a call for feedback from listeners and an invitation to review the show on iTunes, encouraging engagement and community building.

Key Insights

• ETFs have significantly reduced the issue of portfolio turnover in active management, making them more tax-efficient compared to mutual funds and hedge funds. This efficiency allows ETFs to achieve better net returns without the hefty tax burden.
• Managing highly appreciated stocks requires careful planning, with options like exchange funds and long-short tax loss harvesting managers. These strategies help mitigate tax liabilities and manage concentrated positions effectively.
• Section 351's tax-free diversification rules come with specific IRS guidelines, such as the 25% and 50% rules. The IRS uses the 'substance over form' principle to scrutinize transactions, ensuring they have genuine economic substance.
• The rapid growth of the ETF market underscores the need for regulatory clarity to prevent fraudulent schemes. These fraudulent activities often involve complex offshore structures and promise tax benefits without actual capital risk.