Qualcomm [QCOM  66.985    -0.245  (-0.36%)   ] - The wireless telecommunication company posted quarterly results that beat estimates, but the firm handed in tepid guidance for the current quarter. Qualcomm reported a profit of $1.01 a share, excluding one-time items, on revenue of $4.94 billion, topping expectations of 96 cents a share on earnings and sales of $4.84 billion.

Qualcomm said it is being affected by the tight supply of TSMC's 28-nanometer chips, key for high-end smartphones. Qualcomm added it won't see improvement until the December quarter.

Interestingly, Nvidia [NVDA  13.87    -0.15  (-1.07%)   ] is also known to use the same product and will also likely be affected by the shortage.

Other tech shares including Broadcom [BRCM  36.86    -0.37  (-0.99%)   ], Texas Instruments [TXN  32.72    -0.06  (-0.18%)   ] and Nokia [NOK  3.97    -0.09  (-2.22%)  ] continued to decline in after-hours trading.

American Express [AXP  58.04    -0.14  (-0.24%)   ] - The charge-card provider beat earnings and revenue expectations. AmEx posted a profit of $1.07 a share on revenue of $7.6 billion, outpacing estimates of $1.00 a share on earnings and sales of $7.57 billion.

Yum Brands [YUM  72.94    -0.25  (-0.34%)   ] - Results of the parent company of KFC and Pizza Hut also topped expectations. The company posted earnings of 76 cents a share versus an estimate of 73 cents a share, and revenue of $2.74 billion, slightly topping expectations for $2.70 billion. Still, Yum said sales at existing chains in China grew at a slower pace than expected.

Ebay [EBAY  35.87    -0.21  (-0.58%)   ] - The online auction and shopping website also beat Wall Street estimates. The firm reported earnings of 55 cents a share versus an estimate of 52 cents a share, and revenue of $3.28 billion, exceeding estimates for $3.15 billion.

Marriott International [MAR  37.83    -0.08  (-0.21%)   ] - The hotel-chain operator reported a higher profit, thanks to an increase in rooom revenue from corporate travel.

F5 Networks [FFIV  124.21    0.46  (+0.37%)   ] - The tech company's results topped estimates, but handed in a slightly cautious outlook.

VMWare [VMW  111.29    0.80  (+0.72%)   ] - The virtual software maker reported quarterly results that beat Wall Street expectations and also boosted its full-year outlook.

Stanley Black & Decker [SWK  78.49    -0.53  (-0.67%)   ] - The toolmaker's earnings missed Wall Street expectations, due to higher cost ($1.09 EPS vs. $1.13 Estimate). Revenue was also light ($2.65 billion vs. $2.64 billion Estimate)

Mellanox [MLNX  43.33    -0.12  (-0.28%)   ] - The communication equipment maker posted record quarterly results. The firm's rating was increased to "outperform" at Pacific Crest on Tuesday.

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