Arthur Dantchik (born 1957)[1] is an American businessman and philanthropist who is a co-founder and the managing director of Susquehanna International Group, a Bala Cynwyd, Pennsylvania-based financial services firm founded in 1987.
[2] Dantchik is a member of the board of directors of ByteDance, the Chinese parent company of social media website TikTok.
[3] Dantchik was educated at Bayside High School and attended the State University of New York At Binghamton, where he met Jeff Yass, Steve Bloom, Eric Brooks, Andrew Frost, and Joel Greenberg, who would be his co-founders of Susquehanna International Group (SIG).
[4] Dantchik serves as SIG's managing director and executive committee member, overseeing the firm's global private equity, venture capital investments, commodity trading business, and international activities.
SIG Asia Investments was an early investor in ByteDance, the Chinese parent company of social media website TikTok, in 2012.