Alpine Immune Sciences Inc (ALPN)

Shares of Alpine Inmmune Sciences (ALPN) dropped by 10.90% from $14.13 to $12.59 in the trading on Tuesday, November 7, 2023. The reason why ALPN down is due to the company's announcement of a public offering of 8.8 million common shares at a price of $12.50 per share, amounting to a total of $150 million. This news of share dilution and the offering price below the previous market value likely led to the stock's decline.