Shares of FireEye (NASDAQ: FEYE) , CrowdStrike (NASDAQ: CRWD) , and Zscaler (NASDAQ: ZS) increased 48.7%, 34.3%, and 27%, respectively, during December, according to data from S&P Global Market Intelligence . All three stocks surged after revelations came out of a massive cyber-hack affecting dozens of companies and government agencies, which are believed to have come from Russian intelligence.
In mid-December, it was revealed that hackers had exploited a software update from network management software company SolarWinds (NYSE: SWI) . Some of the winning companies mentioned above were directly involved in uncovering the attack, while others were recruited to help fix the problem.
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Why CrowdStrike, FireEye, and Zscaler Surged as Much as 48.7% in December