Pete Buttigieg Pete ButtigiegButtigieg stands in as Pence for Harris's debate practice Hillicon Valley: FBI, DHS warn that foreign hackers will likely spread disinformation around election results | Social media platforms put muscle into National Voter Registration Day | Trump to meet with Republican state officials on tech liability shield Facebook takes down Chinese network targeting Philippines, Southeast Asia and the US MORE is reportedly earning more social media interest than any other potential 2020 Democratic candidate.

Axios, citing data compiled by NewsWhip, a social media analytics company, reported early Tuesday that the South Bend, Ind., mayor's Twitter following has grown by 447,000 followers since he appeared at a CNN town hall in March. Former Rep. Beto O’Rourke (D-Texas) reportedly had the second-biggest jump in the same period, adding 137,000 followers.

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According to Axios, Buttigieg also saw more engagement on his Twitter account than any of his other potential 2020 competitors during same period except O'Rourke, whose following is twice as large as Buttigieg’s.

Buttigieg has also added 90,000 followers to his Instagram account and 75,000 followers to his Facebook account since his March 10 town hall, which is more than any of his other potential 2020 competitors aside from O'Rourke, the news outlet noted.

According to recent data released by Google, Buttigieg and former Vice President Joe Biden Joe BidenOmar fires back at Trump over rally remarks: 'This is my country' Trump mocks Biden appearance, mask use ahead of first debate Trump attacks Omar for criticizing US: 'How did you do where you came from?' MORE, who has yet to officially announce his White House bid, are the most-searched potential 2020 Democratic candidates.

In the past week alone, Biden has seen a 100 percent increase in search interest, while Buttigieg saw a spike of 35 percent.