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Key Points
Markets ended the day mixed after the CPI report came in below analyst expectations. The S&P 500 (SPX) finished flat, the Nasdaq-100 (NDX) advanced 0.18%, and the Russell 2000 (RUT) outperformed, gaining 1.18% on the session. Utilities, Real Estate, and Materials were the top-performing sectors, while Communication Services, Information Technology, and Consumer Discretionary lagged.
January CPI Shows Inflation Decelerating
The latest Consumer Price Index (CPI) report provided some encouraging signs across several segments, easing near-term inflation concerns during what is typically one of the more volatile months for the dataset. Headline CPI increased 0.2% month-over-month (m/m), coming in below consensus estimates of a 0.3% rise. On a year-over-year basis, headline CPI declined to 2.4%, down from 2.7% in the prior month and below market expectations of 2.5%.
Arista Networks Surges on AI-Driven Strength
Arista Networks (ANET) delivered a strong AI-driven quarter, with shares closing higher after the company reported better-than-expected fourth-quarter results and issued an upbeat outlook for 2026. Adjusted net income reached $1.05 billion, topping expectations, while first-quarter revenue guidance of approximately $2.6 billion came in well above Street estimates. The company also projected robust non-GAAP gross margins in the 62–63% range.
Management emphasized AI infrastructure as the core growth driver, benefiting from sustained hyperscaler spending by customers such as Microsoft and Meta, as data center and cloud capital expenditures continue to expand.
Market Events on Monday
Notable Earnings on Monday