"nesting" phenomenon may benefit other companies that can cater to the wishes of home-bound consumers.
Netflix and Amazon are two of the 33 stocks in it. The index also includes companies like Facebook, video game developer Activision Blizzard, exercise equipment maker Peloton and food delivery service GrubHub. O'Hara noted that video conferencing company Zoom, identity management software firm Okta and office collaborative tool Slack could also benefit.
Shares of Teladoc are up nearly 10% in the past week and 50% so far this year -- another sign of how online companies could see more demand if coronavirus fears intensify.
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