Mid-cap Tenable Holdings (NASDAQ: TENB) is up 4.5% since reporting better-than-expected third-quarter results in late October.  Depositphotos.com contributor/Depositphotos.com – MarketBeat The Maryland-based company provides cybersecurity solutions for enterprise clients internationally. It serves clients in a number of verticals, including automotive, building management, energy, finance, healthcare, medical manufacturing, oil and gas,Continue Reading