Shares of athletic apparel company Lululemon Athletica (LULU -16.58%) sank on Friday after the company reported financial results for its fiscal fourth quarter of 2023. As of 10 a.m. ET, Lululemon stock was down 17%.Investors are disappointed todayLululemon is a fast-growing company, and Wall Street's expectations are consequently sky-high -- expectations that will go unmet in 2024. The company reported its fiscal 2023 numbers yesterday afternoon. But its financial guidance for fiscal 2024 is what's rattlin ...