The "Fast Money" traders shared their first moves for the early hours of the trading day.
Dan Nathan was a buyer of Twitter.
Karen Finerman was a buyer of United Continental.
David Seaburg was a seller of Nike. The company is due to report quarterly earnings next Thursday.
Guy Adami was a buyer of Nuance.
Trader disclosure: On June 21, 2017, the following stocks and commodities mentioned or intended to be mentioned on CNBC's "Fast Money" were owned by the "Fast Money" traders: Dan Nathan is short SPY, long Sept xlf puts, long July Xrt puts. Karen Finerman is long AAL, BAC, BAC short calls, Bitcoin and other digital currencies, C, DAL, EEM, EPI, EWW, DVYE, FB, FL, GLMP, GLNG, GM, GOGO, GOOG, GOOGL, JPM, LYV, KORS, KORS calls, KORS puts, MA, SEDG, SPY puts, TACO, WIFI, WFM. Her firm is long ANTM, BAC calls, C, C calls, FB, FL, GOOG, GOOGL, GLNG, GMLP, JPM, JPM calls, KORS puts, LYV, PLCE, SPY puts, SPY put spreads, WIFI, UAL, her firm is short IWM, MDY. Opinions expressed by David Seaburg are solely his own and do not reflect the views and opinions of Cowen Group, Inc. David Seaburg and Cowen have a financial interest in EDIT.
Diamond Offshore: an employee of Cowen and Company, LLC serves on the Board of Directors of Diamond Offshore. Guy Adami is long CELG, EXAS, GDX, INTC, Guy Adami's wife, Linda Snow, works at Merck.