Microsoft experienced a significant rally on Wall Street following reports that its investments in artificial intelligence (AI) are yielding positive financial results. This strong performance has contributed to an overall upward trend in the US stock market. However, concerns over inflation continue to influence investors' sentiment, particularly in the bond market where worries about rising prices persist.

[1] and [2] all report on Microsoft's leading role in the stock market rally, with [1] mentioning that its spending on AI is translating into profits, while [2] notes that Asian shares are mostly lower. Both sources highlight inflation concerns as a factor affecting bond markets. [3] also confirms Microsoft's strong performance and mentions worries about inflation persisting in the bond market.