Crown ElectroKinetics (NASDAQ:CRKN) stock is rising higher on Thursday without any news that would cause the optical switching films company's shares to rally today. The only noteworthy news from Crown ElectroKinetics today is that it will be late filing its latest earnings report. The company let the Securities and Exchange Commission (SEC) know about this issue in a filing today. This isn't the kind of news that should attract attention to CRKN stock. Even so, it's seeing heavy trading this morning. That ...