Rounak Jain

Sources: Rakuten, which owns a 13% stake in Lyft, made the investment in 2015 after data from its consumer purchase tracker Slice showed Lyft was undervalued

Ari Levy / CNBC : Tweets: @r0unak , @jonorcutt , @mdudas , @mattrosoff , @ranimolla , and @joshelman Tweets: Rounak Jain / @r0unak : Rakuten invested in Lyft after they found the company was underval...