Netflix (NASDAQ:NFLX) saw its stock rise 10%, bringing its stock price to $883 million, up about 12% from the same period last year. As a result, it attracted approximately 13.12 million users compared to analysts' expectations of 8.9 million, exceeding analysts' expectations by 71%. The company also raised its operating margin forecast to 24% from a range of 22% to 23%, and expects "healthy double-digit" growth in full-year sales. Netflix expressed confidence in the company's operating health in a letter to stockholders. InvestingPro subscribers can check out all of Netflix's performance. However, Tesla (NASDAQ:TSLA) fell 12% after its fourth-quarter earnings fell short of analysts' expectations. The company reported fourth-quarter EPS of $0.71, below $0.73, and reported quarterly revenue of $25.17 billion, which was lower than analysts expected. Additionally, Tesla warned that 2024 sales growth is "expected to decline significantly" compared to previous years, a forecast that comes as competition intensifies in the electric vehicle segment and demand stagnates from price-sensitive car buyers. IBM (NYSE:IBM) shares rose 9% after its fourth-quarter results and full-year outlook beat expectations. IBM's fourth quarter EPS was $3.87, lower than $3.77, and quarterly sales were $17.28 billion, exceeding analysts' expectations of $17.23 billion. Looking ahead, IBM announced cash inflows of $12 billion for the full financial year, higher than analysts' expectations of $10.92 billion. On the other hand, Humana (NYSE:HUM)'s stock fell more than 11% after its fourth-quarter results missed analysts' expectations. The company's 2024 profit outlook fell significantly below market expectations as expenses for its Medicare Advantage plan for seniors are expected to continue to rise, causing its stock price to plummet. Additionally, in its fourth quarter results, Humana showed an EPS of (-)$0.11 compared to analysts' expectations of $215. However, the company reported quarterly sales of $26.46 billion, beating expectations of $25.6 billion. InvestingPro subscribers have access to all Humana financial statements.
