Shares of meal-kit service Blue Apron Holding Inc (NYSE: APRN) were on the rise again today even though there was no direct news out on the company. Instead, the stock seemed to be gaining because of a short squeeze and ongoing rumors that it could be acquired. As of 11:58 a.m. EDT, the stock was up 7.9%.Image source; Blue Apron.Today was the second day of the last three that Blue Apron posted sizable gains.