Crowded and Volatile: Enphase (ENPH) Leads Short Interest Uptrend.

Enphase Energy, a solar technology company, share price declined 40% in the fourth quarter of 2024 and is down another 36% year-to-date.

ENPH short interest has doubled since the U.S. election and now stands at 20%, the highest short interest ratio in the S&P 500.

The stock’s crowded score is 60, and its short squeeze score frequently exceeds 70—as it does currently—suggesting the potential for sharp rallies driven by short covering.

Volatility has been steadily rising throughout the year. Notably, the stock experienced declines of 15% or more on earnings in two separate quarters.

The combination of lower stock prices and rising short interest has contributed to heightened volatility.

1 Month and 3 Month Historical Volatility Graph

Analysts have turned increasingly bearish. The proportion of sell recommendations has increased from 7% to 28%, marking a fourfold rise.

News coverage has remained predominantly negative since the election, with concerns centered on policy uncertainty, weakening demand in key markets, and broader pressure on the clean energy sector.

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