Your $300,000 in XLE Holds $116,286 in Just Two Oil Companies
State Street Energy Select Sector SPDR ETF (XLE) holds 38.76% of its assets in Exxon Mobil (XOM) and Chevron (CVX) as of June 30, 2026, according to its SEC filing. This concentration may expose investors to more risk than expected, as a significant portion of the fund's performance is tied to these two companies. XLE's expense ratio is 0.08%, and it tracks the Energy Select Sector Index, which uses market-cap weighting.
How this was made

The 30-second read
Why it matters
The concentration risk could become material if Exxon Mobil or Chevron experience earnings misses, operational setbacks, or regulatory issues, thereby moving XLE more than a broadly diversified energy fund.
Market read
Highlights a structural concentration in a major energy ETF, prompting investors to consider diversification or alternative fund structures.
What to watch
The article does not account for the fund’s historical outperformance despite concentration, nor the impact of dividend yields from the top holdings.
Background
XLE tracks the Energy Select Sector Index, which is market‑cap weighted, leading to a natural tilt toward the largest oil companies.
Ticker impact
The article reveals that XLE’s top two holdings (Exxon Mobil and Chevron) comprise 38.76% of the fund’s assets, highlighting a concentration risk.
potential downside pressure on XLE if negative oil‑price or operational news hits Exxon or Chevron
A single‑stock shock in either top holding would disproportionately affect the ETF’s NAV given the 39% exposure.
Market effects
Energy sector investors may reassess exposure to market‑cap weighted funds that concentrate in a few majors.
U.S. investors with retirement accounts could see amplified oil‑price risk through XLE.
Limited; the insight applies mainly to U.S. listed energy ETFs.
Counterpoint
Investors might prefer equal‑weight energy ETFs to avoid the top‑heavy bias highlighted for XLE.
Key entities
- IssuerState Street Global Advisors
Manager of the XLE ETF.
- CompanyExxon Mobil
Largest holding in XLE (≈22.7% of assets).
- CompanyChevron
Second‑largest holding in XLE (≈16.1% of assets).


