Check out which companies are making headlines after the bell Monday:

Texas Instruments - The chipmaker posted earnings of 44 cents a share, topping expectations for 41 cents a share, but posted sales of $3.34 billion, slightly missing estimates for $3.35 billion. In addition, TI handed in a disappointing third-quarter guidance, sending shares lower in extended-hours trading. (Click here for after-hours quote.)

Baidu - The Chinese Internet company posted earnings of $1.24 a share, excluding one-time items, on revenue of $859 million, easily topping expectations for $1.11 a share on sales of $853 million. Shares rallied in extended-hours trading. (Click here for after-hours quote.)

VMWare - The business software maker posted earnings of 68 cents a share on revenue, beating expectations for 66 cents a share, and posted revenue of $1.12 billion, in line with estimates. In addition, the firm handed in third-quarter revenue guidance that was slightly below consensus. Separately, VMware announced it will acquire computer networking firm Nicira for $1.05 billion in a cash-and-stock deal. Shares edged slightly lower in extended-hours trading. (Click here for after-hours quote.)

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