Casper shares shed early gains to trade flat at midday, remain below $12 IPO price

Casper Sleep Inc. shares shed early gains to trade flat at midday, and remained 17% below their initial public offering price from last week. The loss-making former unicorn went public last Wednesday but the stock has languished in the past several sessions. The Renaissance IPO ETF was down 0.3% but has gained 22% in the last 12 months, while the S&P 500 has gained 23%.

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