Calumet, Inc. Hits Day High with 15.17% Surge in Stock Price

Calumet, Inc., a small-cap player in the oil industry, has experienced a significant surge in its stock price, gaining 15.17% on August 10, 2026. The stock reached an intraday high of USD 45.52, showcasing notable activity amid a generally subdued market, as the S&P 500 recorded a slight decline of 0.06% on the same day. Over the past week, Calumet's performance has also been strong, with a 7.32% increase, outpacing the S&P 500's 2.01% gain. The company's one-month performance stands at 15.2%, while its impressive one-year return of 216.42% significantly exceeds the S&P 500's 21.34% increase. Despite these positive short-term trends, Calumet faces challenges, including a negative book value and a high debt-equity ratio of -206.42%. The company's long-term growth metrics indicate a slower pace, with net sales growing at an annual rate of 12.77% over the last five years. As Calumet continues to navigate its financial landscape, its recent stock performance highlights the volatility and complexities inherent in the oil sector.