Spark Therapeutics (ONCE) IPO Opens Up 96%

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Spark Therapeutics (ONCE) Sees Early Selling After Friday's Hot IPO

February 2, 2015 9:33 AM EST

Friday's hot IPO for Spark Therapeutics (NASDAQ: ONCE) is seeing profit taking after Friday's 117% gain. Shares last traded down 4.8% to $47.60.

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Spark Therapeutics (ONCE) Prices 7M Common IPO at $23/Share, Above Expected Range

January 30, 2015 7:10 AM EST

Spark Therapeutics (Nasdaq: ONCE) announced the pricing of its initial public offering of 7,000,000 shares of common stock at a public offering price of $23.00 per share, before underwriting discounts. All of the shares in the offering are being sold by Spark. In addition, Spark... More

Spark Therapeutics (ONCE) Boosts Expected IPO Price Range

January 28, 2015 6:24 AM EST

Spark Therapeutics (NASDAQ: ONCE) filed an amended registration with the U.S. SEC for an IPO of its common stock. The company plans to sell 6.5 million shares and sees an offering price of $19 - $21 per share, from a prior range of $15 - $17... More