Direct Indexing and Tax-Loss Harvesting | How Customized Portfolios Cut Tax Drag

A well-managed index ETF is one of the most tax-efficient investment vehicles available. But it has one structural limitation that direct indexing solves: when a fund holds losing positions alongside winning ones, those losses belong to the fund — not to you. You cannot harvest them to offset gains elsewhere in your portfolio.

Bouchey Financial Group evaluates direct indexing within broader tax and portfolio management strategies for clients with significant taxable accounts. The firm's CERTIFIED FINANCIAL PLANNER™ professionals and CPAs assess whether the strategy's costs and complexity are justified given each client's tax bracket, account size, and planning goals.

What Direct Indexing Is

Direct indexing means owning the individual securities that make up an index rather than a pooled fund. Instead of buying an S&P 500 ETF, an investor holds hundreds of individual stocks — in approximately the same proportions — within a separately managed account. The result is index-like diversification with the key difference: you own each security directly and can act on individual positions independently.

That ownership is what enables tax-loss harvesting at the security level. In any given year, even in strong markets, a meaningful number of index components decline in value. In 2024 — a year the Schwab 1000 Index returned nearly 25% — 433 stocks within the index still lost value, according to Charles Schwab research. Each declining position represents a harvesting opportunity that an ETF holder cannot access.

How Tax-Loss Harvesting Works Within a Direct Index

When a position falls below its cost basis, the portfolio manager sells it and immediately purchases a correlated but not substantially identical replacement security. The loss is realized for tax purposes. Market exposure is maintained. The wash-sale rule under IRC Section 1091 prohibits repurchasing the same or substantially identical security within 30 days before or after the sale — so replacement securities must be different enough to avoid disallowance while still tracking the index's risk and return characteristics.

Harvested losses offset capital gains from other sources — portfolio rebalancing, real estate sales, business transactions, or concentrated stock liquidations — reducing the current year's tax bill. Losses exceeding current-year gains can offset up to $3,000 of ordinary income annually per IRS Topic 409, with the remainder carried forward indefinitely.

How Often Harvesting Occurs

The frequency of monitoring makes a meaningful difference. Year-end harvesting captures one window of opportunity. Daily monitoring, used by providers including Vanguard Personalized Indexing, captures losses as they arise throughout the year rather than waiting for a single point in December.

Direct Indexing vs. Index ETF vs. Index Mutual Fund

Feature	Direct Indexing	Index ETF	Index Mutual Fund
Individual security ownership	Yes	No	No
Tax-loss harvesting at security level	Yes	No	No
Portfolio customization	Yes	No	No
Wash-sale management	Required	N/A	N/A
Minimum investment	$100K–$250K typical	Any amount	Any amount
Management fee	Higher (0.15%–0.40%+)	Very low (0.03%–0.20%)	Low to moderate
Tax efficiency in bull markets	High	High (ETF structure)	Lower
Tracking error vs. index	Some	Minimal	Minimal

Sources: Charles Schwab, Vanguard

Where Direct Indexing Works — and Where It Doesn't

Direct indexing belongs in taxable brokerage accounts. IRAs, 401(k)s, and other tax-deferred accounts do not generate taxable events on transactions, which means the tax-loss harvesting benefit is irrelevant inside them. Placing a direct index in a retirement account pays higher management fees for a benefit that doesn't exist in that context.

The strategy also works best for investors who have, or anticipate having, realized gains from other sources — concentrated stock positions, real estate, business sales, or a portfolio producing regular capital gain distributions. The more gains there are to offset, the more value the harvested losses produce.

When the Benefits Diminish

In extended bull markets, cost basis rises as positions appreciate. Over time, the portfolio may "ossify" — a term used in the industry — as fewer positions remain below cost basis and harvesting opportunities shrink. The strategy tends to be most productive in its early years and during periods of market volatility. Investors who expect to hold positions indefinitely and donate appreciated shares to charity at death may find the long-term harvesting benefit overstated.

Who Benefits Most

High-income investors in the top federal tax brackets capture the most value. Short-term capital gains can be taxed as high as 40.8% (37% federal rate plus the 3.8% Net Investment Income Tax), and long-term gains up to 23.8%. At those rates, each dollar of harvested loss produces meaningful tax savings.

Three planning scenarios where direct indexing is particularly well-suited:

Executive with concentrated employer stock. An executive holding a large position in a single company needs to diversify but faces a substantial embedded capital gain. A direct index in the same taxable account systematically harvests losses from individual holdings, which offset the gains realized as the concentrated position is gradually sold. This is what Natixis described as the "simplest and cheapest to implement" approach for concentrated stock diversification.

Business owner before a liquidity event. A sale generating a $2 million capital gain requires significant offsets. A direct index funded with cash in the years before the sale can accumulate harvested losses that are carried forward and applied against the transaction gain when it closes.

Retiree with ongoing portfolio gains. A retiree regularly rebalancing a portfolio or drawing down appreciated positions can use a direct index to generate a steady stream of harvested losses, reducing the annual tax cost of distributions throughout retirement.

Portfolio Customization Beyond Tax Efficiency

Security-level ownership enables a second benefit: portfolio customization. An investor can exclude companies they don't want to own — a former employer's stock, a sector conflict, or businesses that conflict with personal values — while maintaining broad index exposure.

ESG preferences, faith-based screens, and sector tilts are implementable at the individual security level in ways that a pooled fund cannot accommodate. For investors who want index-like returns without specific exposures, direct indexing provides that flexibility without requiring active management of the overall portfolio.

The Costs and Tradeoffs

The benefit of tax-loss harvesting must exceed the additional management fee for the strategy to be worthwhile. Direct indexing typically costs 0.15% to 0.40% or more annually above a low-cost ETF alternative. At smaller account sizes, those fees consume the tax benefit. At larger account sizes, in high tax brackets, the math generally favors direct indexing for investors with significant gain exposure.

Tracking error is a real consideration. Replacing harvested positions with correlated substitutes maintains approximate index exposure, but not exact. Aggressive harvesting across many positions can produce a portfolio whose performance diverges meaningfully from the benchmark — particularly in portfolios with many customization restrictions that limit replacement security choices.

Is Direct Indexing Right for You?

The strategy is generally well-suited if:

• Taxable account size is $250,000 or more
• Federal tax bracket is 32% or higher
• Significant capital gains exist or are anticipated from other sources
• Investment horizon is long enough to compound the tax savings
• Portfolio customization or ESG preferences are relevant

It is less likely to justify the added complexity and cost for investors in lower tax brackets, those holding primarily in tax-deferred accounts, or those whose gain exposure is limited.

Bouchey Financial Group's advisory team evaluates direct indexing as part of each client's overall tax and investment management strategy — not as a standalone product decision. 

Contact the team to discuss whether the strategy fits your situation, or explore recent planning discussions through the firm's Webinars & Videos library.

Frequently Asked Questions

How is direct indexing different from an ETF? 

With an ETF, the fund owns the underlying securities, and you own shares of the fund. With direct indexing, you own each security directly in a separately managed account. That ownership allows you to harvest losses at the individual security level, customize holdings, and manage tax outcomes — none of which are possible inside a pooled fund.

Does the wash-sale rule apply to direct indexing? 

Yes. Selling a security at a loss and repurchasing the same or a substantially identical security within 30 days before or after the sale disallows the loss under IRC Section 1091. Direct indexing managers navigate this by replacing harvested positions with correlated but distinct securities — maintaining index exposure without triggering wash-sale disallowance.

How much money do I typically need? 

Most established direct indexing providers require $100,000 to $250,000 as a minimum. Some direct-to-consumer platforms accept accounts as small as $5,000 using fractional shares, though the tax benefit at lower account sizes in lower tax brackets is generally insufficient to justify the additional management fee.

Can direct indexing help after selling a business or concentrated stock? 

Yes. A direct index funded before a large liquidity event accumulates harvested losses that can be carried forward and applied against the transaction gain when it occurs. For concentrated positions, the direct index generates ongoing losses that offset gains as the concentrated position is gradually diversified — reducing the net tax cost of the diversification over time.

Will tax-loss harvesting opportunities always be available? 

No. In sustained bull markets, positions appreciate and cost basis rises, leaving fewer securities below their purchase price. The strategy produces the most harvesting activity in volatile or declining markets, and benefits tend to diminish as portfolios mature and most holdings sit at significant gains. This is one reason direct indexing is often described as most valuable in its early years.

Is direct indexing available inside retirement accounts? 

The structure is available in IRAs and other retirement accounts, but the primary benefit — tax-loss harvesting — has no value in tax-deferred accounts where transactions don't generate taxable events. Using direct indexing inside a retirement account means paying higher management fees for a benefit that doesn't apply in that context.

What is tax alpha and how is it measured? 

Tax alpha is the additional after-tax return produced by systematic tax management, expressed as a percentage rather than a dollar figure. It's generally measured by comparing the after-tax performance of a portfolio using ongoing tax-loss harvesting against an otherwise identical portfolio that doesn't manage for taxes. The actual figure varies widely based on market volatility, an investor's tax bracket, and account size, which is why it's best understood as a variable outcome rather than a fixed number.