Unlocking Direct Indexing for Tax-Efficient Legacy & Custom Wealth

Thayer Partners Thayer Partners October 17, 2025
Sophisticated manager presenting a customized direct indexing dashboard, with tax and ESG highlights, to attentive clients in a modern office.

A guide for HNW investors on using direct indexing for next-level tax and estate planning.

Why direct indexing matters for HNW families' tax and legacy planning

Direct indexing isn't just a niche portfolio trend—it’s fast becoming an essential tool for high-net-worth investors aiming for ultimate control, tax efficiency, and legacy customization. Unlike ETFs or mutual funds, direct indexing allows you to own each individual stock, offering the ability to harvest tax losses more efficiently and set precise tilt/exclusion rules for industry, company, or ESG factors.

This flexibility lets you work around legacy stock positions, business/industry concentration, or special tax needs which matter for multi-generational wealth and complex family dynamics. Strategic direct indexing also creates more giving options: donors can use high-basis index elements for charitable giving—boosting deductible impact and reducing estate size. 

Personalizing direct indexing: sector tilts, exclusions, and values alignment

Customizing direct indexing goes far beyond just mirroring an index: tilt portfolio exposures to better fit your career (for business owners, reduce sector exposure), adjust for legacy holdings or family values (using ESG screens), and overlay legacy goals. Investors can tactically exclude specific companies, emphasize new industries, or even use charitable donations of appreciated direct-indexed securities to offset gains elsewhere. With rising complexity in family legacies and evolving tax codes, direct indexing allows you—or your advisor—to program in unique rules for rebalancing, beneficiary updates, and tax management year over year. 

Integrating ESG, tax loss harvesting, and charitable planning for advanced legacy

To maximize the legacy benefits, work with your advisory team to set annual reviews, updating both your asset mix and beneficiary documents as family and economic circumstances change. Schedule joint meetings with estate, tax, and investment professionals to ensure that the customization decisions are aligned across your legacy, tax, ESG, and liquidity goals. Consider using donor-advised funds, charitable trusts, or direct giving for appreciated direct index holdings—generating both immediate tax deductions and next-generation stewardship experience. 

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This material prepared by Thayer Partners is for informational purposes only.  It is not intended to serve as a substitute for personalized investment advice or as a recommendation or solicitation of any particular security, strategy or investment product.  Thayer Partners is a Registered Investment Adviser. SEC Registration does not constitute an endorsement of Thayer Partners by the SEC nor does it indicate that Thayer Partners has attained a particular level of skill or ability. The material has been gathered from sources believed to be reliable, however Thayer Partners cannot guarantee the accuracy or completeness of such information, and certain information presented here may have been condensed or summarized from its original source.  Thayer Partners does not provide tax or legal or accounting advice, and nothing contained in these materials should be taken as such.

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