Despite modest gains in XLE, the energy sector continues to underperform the broader market by a wide margin.

Diverging investor sentiment is evident as commodity-tracking USO sees rising short interest while equity-based XLE faces steady outflows.

With both ETFs trading sideways and momentum fading, traders appear hesitant to re-enter long positions in energy-related assets.

XLE is up slightly, which seems typical, but it currently lags the S&P 500 by 12%. USO is down 4% year-to-date. XLE can be viewed as a proxy for both equity and commodity oil exposure, blending characteristics of USO and broader equities.

Both XLE and USO have traded sideways throughout the year, indicating muted momentum in the energy sector.

Unlike the dynamic seen in gold, equity-based XLE has been less volatile than the commodity-tracking USO, highlighting a divergence in investor sentiment between equities and commodities.

In terms of fund flows, USO’s shares outstanding have remained constant, while XLE’s shares have been decreasing. This mirrors the trend observed in gold: equity investors are reducing exposure, while commodity investors are holding firm.

On the short side, XLE’s short interest as a percentage of float has remained relatively stable, while USO’s short interest has been rising, indicating growing bearish sentiment in the commodity's space.

This suggests the market is reluctant to initiate long positions in the energy sector, given its underperformance relative to broader indices.

In both ETFs, the trend points to selling pressure—share redemptions show outflows in XLE, while short interest has increased in USO.

The broader sector pattern shows that momentum sectors that trend upward attract less short interest, while lagging sectors face increased short interest, reflecting bearish conviction.

Investors are shorting the underperforming sectors and buying rallying ones, consistent with herd risk behavior.

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