Blockchain NewsSwiss Startup PassOn AG Sells Minor Stakes to SIXKesarwaniOctober 16, 2018May 6, 2022 by KesarwaniOctober 16, 2018May 6, 20220 A Pre-ICO start-up, PassOn AG, has sold its minority stake to SIX, a company which owns and handles the Swiss Stock Exchange. The start-up sold...