Texas Instruments Shares fell in after-hours trading after the maker of semiconductors narrowed its fourth-quarter outlook.
Comtech Telecommunications The maker of advanced-communications systems hiked its per-share earnings estimate for the recently started fiscal year to $1.12 to $1.25 on revenue of $325 million to $345 million and hiked its annual dividend target to $1.20 a share, up 10 cents. The company's board also authorized the doubling of its stock repurchase program to $100 million. Its shares rallied nearly 7 percent in extended-hours trading.
—By CNBC's Kate Gibson.
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