This week, cannabis news was dominated by two big acquisitions. The largest was announced by U.S. read more. : This week, cannabis news was dominated by two big acquisitions. The largest was announced by U.S. vertically integrated multistate cannabis operator Curaleaf Holdings, Inc. (OTC: CURLF), which said it would buy Cura Partners, owners of the Select cannabis brand, for approximately $950 million in stock. The other big transaction was announced by Canopy Growth Corp (NYSE: CGC), which acquired the German C3 Cannabinoid Compound Company, which manufactures synthetic cannabinoids, for roughly $254 million in cash — an unusual development in the cannabis industry .