Why Twitter (TWTR) Stock Continues To Surge Today

NEW YORK (TheStreet) -- Shares of Twitter (TWTR) are soaring today, up 10.75% to $33.79.

Earlier this morning,  the microblogging company's stock was upgraded to "buy" from "neutral" at Nomura Holdings (NMR).

The firm set a $43.00 price target as Nomura analysts noted that the move was a valuation call.

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The shares, which are still down more than 45% so far this year, slid in recent weeks after lockup restrictions on the stock expired and amid investor concerns that user growth is decelerating for the company, Bloomberg reported.

 TWTR Chart

TWTR data by YCharts

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