After-Hours Buzz: EW, INTC, AA & More

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

Edwards Lifesciences - The medical-devices maker handed in disappointing earnings guidance, sending shares sharply lower in extended-hours trading. (Click here for after-hours quote.)

(Read More: Dow Snaps 3-Day Rally, Global Worries Weigh)

Intel - Bernstein downgraded its rating on the tech giant to "underperform" from "market perform" with a price target of $20 a share. Shares slipped in extended-hours trading. (Click here for after-hours quote.)

Alcoa - The aluminum producer edged higher in extended-hours trading, a day ahead of its earnings report. Analysts expect the company to post a break-even quarter on revenue of $5.54 billion, according to Thomson Reuters. (Click here for after-hours quote.)

Boston Scientific - The medical devices manufacturer said it will acquire smaller device maker Rhythmia Medical. Boston Scientific will make an upfront payment of $90 million and up to an additional $175 million in contingent payments based on regulatory, commercial, and sales-based milestones through 2017. (Click here for after-hours quote.)

United Continental - The airline company announced consolidated traffic in September slid 2.1 percent, while consolidated capacity declined 1.3 percent. (Click here for after-hours quote.)

(Read More:CNBC's Market Insider Blog)

—By CNBC’s JeeYeon Park (Follow JeeYeon on Twitter: @JeeYeonParkCNBC)

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