Is Celsius a Buy After Tumbling 18% in 1 Day?

Sales for the flagship Celsius brand declined 12% year over year in Q2.

The industry’s intensely competitive nature makes this a risky investment opportunity.

Unlike the high-octane drinks it's known for, Celsius Holdings (NASDAQ: CELH) isn't energizing investor portfolios right now. Shares dipped 18% the day the business reported its financial results for the second quarter (ended June 30). They now trade at a gut-wrenching 75% below their March 2024 peak.

Is this beverage stock a buy after tanking so much in a single day?

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During Q2, Celsius reported revenue of $817.9 million, up 11% year over year. Its adjusted diluted earnings per share totaled $0.36, down 23% compared to the same period in 2025. These two headline figures came in below consensus analyst estimates.

The market is digesting the fact that sales of the flagship Celsius brand were down by almost 12% year over year, clearly not an encouraging trend. Investors aren't used to seeing slowing gains.

What's more, the business faces intense competition in the energy drink category. Industry heavyweights Red Bull and Monster Beverage have unrivaled brand strength. And new options are popping up, like those from Costco 's Kirkland brand that debuted in March.