FXAIX
Price
$257.69
Change
+$0.04 (+0.02%)
Updated
Jul 27 closing price
Net Assets
827.51B
FZROX
Price
$25.92
Change
+$0.02 (+0.08%)
Updated
Jul 27 closing price
Net Assets
39.06B
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FXAIX vs FZROX

FXAIX vs FZROX Comparison Chart in %
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Jul 20, 2026

Which Stock Would AI Choose? Fidelity 500 Index Fund (FXAIX) vs. Fidelity ZERO Total Market Index Fund (FZROX) Stock Comparison

Key Takeaways

  • FXAIX tracks the S&P 500, providing concentrated exposure to large-cap U.S. equities, while FZROX follows a total market index that includes mid- and small-cap stocks.
  • Both funds have delivered similar returns in recent market activity, with FZROX showing a modest edge in year-to-date and one-year performance amid broader market participation.
  • FZROX maintains a zero expense ratio, offering a slight cost advantage over FXAIX, which carries a low but non-zero expense ratio.
  • Longer-term data indicates FXAIX has outperformed over multi-year periods due to the strength of large-cap leaders, while FZROX benefits from greater diversification.
  • Market sentiment for both remains tied to U.S. equity trends, with limited divergence in recent weeks as large-cap dominance persists alongside selective small-cap gains.
  • Relative positioning favors stability in FXAIX for conservative large-cap focus and broader coverage in FZROX for investors seeking comprehensive market exposure.

Introduction

Investors and traders often evaluate index funds such as FXAIX and FZROX when constructing core equity allocations. These Fidelity offerings provide low-cost access to major segments of the U.S. market, making them relevant for long-term portfolio builders, passive investors, and those comparing concentrated large-cap strategies against broader total-market approaches. This comparison examines their business models, recent performance patterns, risk characteristics, and market positioning to highlight trade-offs in the current environment.

FXAIX Overview and Recent Performance

FXAIX, the Fidelity 500 Index Fund, seeks to replicate the performance of the S&P 500 Index through holdings in 500 large-cap U.S. companies. In recent market activity, the fund has tracked the index closely, with performance influenced by strength in technology and growth-oriented large caps. Sentiment has remained steady amid ongoing economic data releases and corporate earnings, supporting consistent returns without notable volatility spikes. The fund's established track record and substantial assets under management underscore its role as a benchmark vehicle for large-cap exposure.

FZROX Overview and Recent Performance

FZROX, the Fidelity ZERO Total Market Index Fund, aims to mirror the Fidelity U.S. Total Investable Market Index, encompassing thousands of stocks across large-, mid-, and small-cap segments. Recent market activity has seen the fund benefit from incremental contributions by smaller companies, resulting in performance that slightly outpaced large-cap peers in the short term. Investor sentiment reflects appreciation for its zero-cost structure and diversification benefits, with steady flows supporting its positioning in total-market strategies during periods of selective breadth expansion.

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Head-to-Head Comparison

FXAIX and FZROX differ primarily in scope and cost structure. FXAIX delivers concentrated large-cap exposure with a focus on established market leaders, while FZROX offers broader diversification across the investable U.S. equity universe. Growth drivers for FXAIX center on mega-cap performance, whereas FZROX gains from participation across market capitalizations. Recent momentum has favored FZROX modestly due to improved breadth, though longer-term consistency leans toward FXAIX. Risk factors include greater sector concentration in FXAIX versus higher small-cap volatility in FZROX. Market sentiment remains aligned for both, reflecting overall U.S. equity conditions with trade-offs centered on fee efficiency versus historical outperformance.

Tickeron AI Verdict

Based on observable factors including trend consistency, cost efficiency, and relative positioning in recent market activity, Tickeron’s AI would currently assign a slight probabilistic preference to FZROX for its zero expense ratio and marginally stronger short-term breadth participation, while acknowledging FXAIX’s established stability in large-cap leadership. The assessment remains data-driven and subject to evolving market dynamics.

Disclaimer

The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer.

Disclaimers and Limitations

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FXAIX vs. FZROX commentary
Jul 28, 2026

To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is FXAIX is a Buy and FZROX is a Buy.

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FUNDAMENTALS
Fundamentals
FXAIX has more cash in the bank: 828B vs. FZROX (39.1B). FXAIX pays higher dividends than FZROX: FXAIX (1.04) vs FZROX (0.92). FXAIX was incepted earlier than FZROX: FXAIX (15 years) vs FZROX (8 years). FXAIX (0.01) is less costly to investors than FZROX (0.00). FXAIX (3.00) and FZROX (3.00) have comparable annual turnover. FXAIX (0) and FZROX (0) have matching initial minimum investment requirements. FZROX (17.80) and FXAIX (17.40) have marching annual gain over last year. FXAIX return over 5 years is better than : 80.87 vs. FZROX (73.86).
FXAIXFZROXFXAIX / FZROX
Total Expense Ratio0.010.00-
Annual Report Gross Expense Ratio0.010.00-
Fund Existence15 years8 years-
Gain YTD8.9779.56094%
Front LoadN/AN/A-
Min. Initial Investment00-
Min. Initial Investment IRAN/AN/A-
Net Assets828B39.1B2,118%
Annual Yield % from dividends1.040.92113%
Returns for 1 year17.4017.8098%
Returns for 3 years68.3267.20102%
Returns for 5 years80.8773.86109%
Returns for 10 years277.71N/A-
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