Castlight Health (CSLT) Skyrockets on First Day of Trading

NEW YORK (TheStreet) -- Castlight Health (CSLT) skyrocketed 161.1% to $41.78 at 10:50 a.m. Friday, the healthcare information company's first day of trading.

The stock started the morning at its initial price of $16. Castlight raised $178 million from the offering by selling 11.1 million shares. The company intended to sell the 11.1 million shares at between $9 and $11 a share when it announced the IPO.

Castlight amassed a volume of more than 4.5 million shares by 10:50 a.m.

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CSLT ChartCSLT data by YCharts

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