Qunar Cayman Islands Ltd. (QUNR) rose 3.7% in early trading, adding to Thursday’s gains on reports that Baidu.com (BIDU) invested $300 million in the online travel company.

Qunar rose 8% to an all-time high of $36.73 per American depositary receipt during regular trading on Thursday before closing at $35.18.

The shares gained 3.7% in premarket trading to $36.47 per ADR.

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