Arthur Dantchik | $1B+

Get in touch with Arthur Dantchik | Arthur Dantchik is the American-born co‑founder and managing director of Susquehanna International Group (SIG), one of the world’s leading quantitative trading firms. A SUNY‑Binghamton alumnus and former professional poker player, he helped build SIG into a global powerhouse and steered early investments in ByteDance — earning a seat on its board. Known for his discreet philanthropy through the CLAWS Foundation, Dantchik maintains a low public profile while wielding significant influence in finance.

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. With a net worth of $7.5 billion in 2022, Dantchik is the 104th richest person in the United States.[2] Arthur Dantchik Born 1957 (age 67–68) Nationality American Education Binghamton University Arizona State University Occupation Businessman Known for Co-founder of Susquehanna International Group Board member of ByteDance Dantchik is a member of the board of directors of ByteDance, the Chinese parent company of social media website TikTok. Contents Early life edit 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). Dantchik and Yass were roommates.[4][5] He is of Jewish descent.[6] Dantchik graduated from SUNY-Binghamton with a bachelor's degree in biology. He attended graduate studies in psychology at Arizona State University.[3] After college, Dantchik moved to Las Vegas and made a living gambling and playing poker.[4] Business career edit In 1987, the six friends from SUNY-Binghamton co-founded 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.[3] As of 2022, Dantchik owns around 19% of Susquehanna.[7] Dantchik helped SIG establish SIG Asia Investments, its China-based venture capital arm, in 2004. SIG Asia Investments was an early investor in ByteDance, the Chinese parent company of social media website TikTok, in 2012. Dantchik sits on Bytedance's board of directors as SIG's representative. SIG owned around 15% of ByteDance as of late 2020, making SIG the largest outside investor in the company.[8] Philanthropy edit Dantchik founded the CLAWS Foundation to support his philanthropic goals. It has been described as "low profile" and does not accept unsolicited proposals.[9] The foundation backs a number of libertarian causes in the United States and Israel. It is also active in giving to local causes in Philadelphia, such as the Philadelphia Museum of Art[10] and the Children's Hospital of Philadelphia.[11] The CLAWS Foundation has been a major donor to the Institute for Justice,[12] a libertarian public interest law firm, libertarian think tank Cato Institute,[13] and Ron Paul-linked Students for Liberty.[14] The foundation has also been active in supporting causes in Israel. Between 2010 and 2020, the foundation gave more than $25 million to the Shalom Hartman Institute, a Jerusalem-based Jewish research and education institute, making the foundation one of the institute's largest donors. It also provided funding to the Israeli think tank Kohelet Policy Forum, a driving force behind the 2023 Israeli judicial reform.[15] The controversial reform push faced significant opposition in Israel, and Dantchik announced on August 4, 2023, that he would no longer make donations to think tanks in Israel. In a statement, Dantchik said that "it is most critical at this time for Israel to focus on healing and national unity.”[16][17] Personal life edit Dantchik maintains a low profile and has never given an interview.[16] He is single, and lives in Gladwyne, Pennsylvania.[

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