On October 16, Overstock short sellers lost their appeal over market manipulation claims, dealing a significant blow to their efforts. The decision was issued by a federal appellate court and affects short sellers pursuing securities fraud claims in multiple states, including Colorado, Kansas, New Mexico, Oklahoma, Utah, and Wyoming. This ruling is seen as a setback for investors in Overstock, who had hoped for a favorable outcome. The case highlights ongoing legal challenges faced by short sellers in the market, with the court providing two kinds of bad news for them.