FENY vs IYE

Key Takeaways

• FENY and IYE are both passive, market-cap-weighted U.S. energy equity ETFs, but they track different indexes and offer meaningfully different breadth.
• FENY holds roughly 100+ securities and carries a lower expense ratio of about 0.08%, making it one of the most cost-efficient ways to own broad U.S. energy exposure.
• IYE is far more concentrated, holding roughly 40 large-cap names, with its top 10 positions representing about 70% of assets.
• Both funds are dominated by XOM and CVX, so their performance is heavily influenced by a small group of integrated oil and gas majors.
• IYE skews toward mega- and large-cap names, while FENY provides somewhat broader mid-cap and small-cap participation.
• Cost-conscious investors may favor FENY; investors seeking concentrated, large-cap energy exposure may find IYE suitable.

Introduction

Energy ETFs are drawing renewed attention as investors weigh crude oil supply dynamics, refining margins, capital discipline, and shifting demand expectations. FENY and IYE are two of the most established vehicles for broad U.S. energy sector exposure, yet they are not identical. Although both compete directly for the same investor dollar and track the same underlying industry, they differ in index construction, holdings count, concentration, and cost. For anyone building or rebalancing a sector allocation, understanding these structural differences is essential before choosing one fund over the other.

Fidelity MSCI Energy Index ETF (FENY) Overview

FENY is a passively managed fund that seeks to track the MSCI USA IMI Energy 25/50 Index, a market-capitalization-weighted benchmark covering U.S. energy companies across the large-, mid-, and small-cap spectrum. The fund holds roughly 100 to 107 securities, providing comparatively broad exposure within the sector.

Its top holdings are led by XOM, CVX, and COP, followed by refiners such as Marathon Petroleum and Valero Energy, pipeline operators such as Williams Companies and Kinder Morgan, and oilfield-services names such as SLB. The energy sector represents nearly all of the portfolio, with a small residual in basic materials. The expense ratio is approximately 0.08%, a very low fee for sector-specific exposure. Because the underlying index is capped using the 25/50 methodology, single-issuer concentration is limited while overall sector exposure remains pure.

iShares U.S. Energy ETF (IYE) Overview

IYE is a passively managed fund that seeks to track the Russell 1000 Energy RIC 22.5/45 Capped Index, a benchmark composed of large-capitalization U.S. equities in the energy sector. The fund typically holds around 40 securities, making it significantly more concentrated than its Fidelity counterpart, and its top 10 positions account for roughly 70% of assets.

Its largest weights are the same mega-cap anchors — XOM, CVX, and COP — alongside Marathon Petroleum, Valero Energy, Phillips 66, Williams Companies, EOG Resources, SLB, and Kinder Morgan. Large-cap names represent roughly 95% of the portfolio, with minimal mid- or small-cap exposure. The expense ratio is approximately 0.37%, notably higher than FENY. The fund's concentrated, large-cap profile means its returns track the fortunes of a relatively small group of industry leaders.

Industry and Thematic Backdrop

Both funds operate within the same macroeconomic and commodity environment. Crude oil prices remain sensitive to global supply decisions, geopolitical tensions, and demand growth in major consuming economies. Refining margins and natural gas prices add a second layer of volatility, while capital-discipline programs at the largest producers continue to influence free cash flow and shareholder returns.

Sector rotation has periodically favored energy when investors anticipate inflation or supply constraints, and has rotated away when recession fears or demand weakness dominate. Regulatory developments around emissions and drilling, as well as the long-term energy transition, create structural uncertainty that affects both integrated majors and oilfield-services companies. Because the two ETFs hold many of the same anchor names, their fates are closely linked to these shared catalysts.

Performance and Positioning Comparison

In recent weeks and market cycles, FENY and IYE have generally moved in tandem, reflecting their overlapping top holdings and near-identical sector exposures. Relative differences stem primarily from construction rather than theme: IYE's heavier concentration in mega-cap names can make it slightly more responsive to moves in the largest integrated majors, while FENY's broader roster adds modest mid-cap diversification.

Volatility differences between the two are generally small, because both are dominated by the same handful of oil and gas leaders. The more persistent differentiator is cost — FENY's materially lower expense ratio provides a small but consistent annual advantage that compounds over time. For long-horizon investors, that fee gap can be a meaningful factor in relative positioning even when day-to-day performance appears nearly identical.

AI Screener

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Tickeron AI Verdict

Based on observable structural factors, Tickeron's AI would likely favor FENY over IYE for most long-term, cost-sensitive investors. FENY offers essentially the same top-heavy energy exposure at a fraction of the expense ratio, along with greater holdings breadth and slightly improved diversification. IYE's concentrated, large-cap profile is not meaningfully differentiated enough to justify its higher fee for most use cases. Unless an investor specifically seeks a narrower, mega-cap-dominated energy sleeve, FENY's combination of cost efficiency, broader exposure, and comparable trend consistency gives it the structural edge in this comparison.

Disclaimer

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