By Sara Sjolin, MarketWatch

LONDON (MarketWatch) -- Here are some of the companies whose shares made notable moves in European trade on Monday:

Risers

United Internet AG: The German Internet service provider climbed 4%, after the company said on Friday after the market close that it is buying a 10.7% stake in Rocket Internet AG for 435 million euros ($582.2 million).

Roche Holding AG (RHHBY): Shares of the Swiss drug maker put on 0.7% following reports that it is in talks to take over the rest of the shares it doesn't already own in Japan's Chugai Pharmaceutical Co. .

ARM Holdings PLC: Goldman Sachs added the U.K. chip designer to its conviction-buy list, sending the shares 2.2% higher.

Losers

Shares of Neste Oil Oyj lost 2.3% after the Finnish oil refining company said damage to one of its hydrogen plants will hurt production.

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