After-hours buzz: Amgen, AAP, LL & more

Traders work on the floor of the New York Stock Exchange.
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Traders work on the floor of the New York Stock Exchange.

Check out the companies making headlines after the bell Tuesday:

Shares of Amgen got a small boost after the company announced a 27 percent increase in its 2016 first-quarter dividend. The $1 per share dividend will be paid on March 8, 2016.

Advance Auto Parts was higher following a report that the company is eyeing a sale after being approached by a possible buyer. StreetInsider reported that shareholders could expect about $200 a share if the sale goes through, citing a source familiar with the matter.

Heartland Payment soared on news it had entered a definitive agreement to be acquired by Global Payments. The combined company will provide payments solutions to nearly 2.5 million merchants globally. Global Payments drifted lower.

Shares of Lumber Liquidators inched up after short seller Whitney Tilson stopped betting against the flooring retailer, which faced allegations it knowingly sold toxic products.

Valeant Pharmaceuticals was higher after the drug developer struck a distribution deal with Walgreens that it says will help lower the price some of its products. Walgreens climbed, too.

Sirius XM Holdings inched lower after Howard Stern and the satellite radio broadcaster announced a five-year agreement to continue producing "The Howard Stern Show."

— The AP contributed to this report.