Shares of cyber security companies were broadly higher in morning trading Wednesday, after Bloomberg reported that Symantec Corp. was in talks to be acquired by Broadcom Inc. . The ETFMG Prime Cyber Security ETF rose 1.7%, 50 of 54 equity components trading higher. Symantec's stock led the way with a 13.3% surge, with trading volume of 30.1 million shares more than 4-times the full-day average. Among other more-active ETF components, shares of CrowdStrike Holdings Ind. ran up 3.3%, FireEye Inc. rallied 3.2%, Cisco Systems Inc. rose 1.2% and Zscaler Inc. climbed 1.7%. The ETF has now advanced 21.1% year to date, while the S&P 500 has gained 19.3%.