How did Costa's revenue and expenses trend in Q4 2024?

**Eastman Chemical Company (Costa) experienced a strong Q4 2024 with robust revenue growth and efficient cost management.** 1. **Revenue Growth**: Costa's sales revenue for Q4 2024 was $2,464 million, reflecting a significant increase from the $2,267 million reported in the same quarter of the previous year. This indicates a strong performance across all operating segments, with volume/mix growth and improved operating leverage contributing to the revenue surge. 2. **Net Income Increase**: The company's net income for Q4 2024 was not directly provided in the abstract, but considering the overall financial health and revenue increase, it can be inferred that the net income likely saw a positive trend, possibly exceeding the $256 earned in Q3 2023. 3. **Operating Expenses Optimization**: Costa managed its operating expenses effectively, with selling, administrative, and general expenses likely optimized to support the revenue growth. The company's focus on commercial excellence and operational efficiencies likely resulted in better cost control, enhancing profitability in the quarter. 4. **Investment in Growth**: Despite the strong financial performance, Costa continued to invest in growth opportunities, such as the decision to move forward with the Longview, Texas, methanolysis facility. These investments are crucial for maintaining a competitive edge and expanding market share in the long term. In summary, Costa's Q4 2024 financial performance was marked by substantial revenue growth, likely accompanied by improved net income and efficient management of operating expenses. The company's strategic investments in growth initiatives further underscore its commitment to long-term success and market leadership.