Arm Holdings Is Up 110%, but This Looming Event Could End the Fun

Newly public Arm Holdings (ARM -4.00%) stock price soared after the company released a strong earnings report earlier this month. Anticipated increases in demand for ARM's central processing unit (CPU) designs helped the stock explode, and it has more than doubled from its September initial public offering (IPO) price.ARM's growth potential is legitimate, but the 110% share price action since the IPO that investors are seeing is partly due to the existing IPO lockup -- which could pour water on the stock's ...