NEW YORK (CNNMoney.com) -- Here are some stocks that were moving in late trading Monday:

American Power Conversion Corp. (up $6.26 to $30.02, Charts): The French electric-equipment maker Schneider Electric announced Monday it made a $6.1 billion cash offer to buy the company at a 30.5 percent premium over its closing price Friday.

BlackRock Inc. (up $5.50 to $155.00, Charts): The money management firm reported a drop in quarterly earnings due to acquisition charges, but said without the charge it would have beaten Wall Street expectations.

Google Inc. (up $1.37 to $476.57, Charts): The video sharing Web site YouTube, recently purchased by the search engine company for $1.65 billion, has begun to remove copyrighted material from the site, including clips from the cable network Comedy Central, the New York Times reported Monday.

Humana Inc. (down $4.09 to $61.61, Charts) The health insurer reported quarterly earnings that missed forecasts, hurt by one of its Medicare drug plans.

Verizon Communications (down $1.19 to $37.65, Charts): The telephone service operator reported higher earnings Monday and beat estimates, helped by sales in its wireless venture and growth in its high-speed Internet business.

Wal-Mart Stores Inc. (down $1.20 to $49.53, Charts) The No. 1 retailer reported disappointing October sales over the weekend, saying sales at stores open at least a year were up only 0.5 percent, well short of its earlier guidance.

---from staff and wire reports

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