Jaffray Piers Woodriff (born April 8, 1969, in Virginia) is the co-founder and CEO of Quantitative Investment Management (QIM), a $1 billion hedge fund.
Woodriff has been critical of stock market structure exploited by high-frequency trading on his Twitter account.
The building of the University of Virginia's McArthur Squash Center at Boar's Head Sports Club, where the U.S.
Squash Championships was held, was made possible by donating $12.4 million from the Quantitative Foundation, where Woodriff serves as a trustee.
[5][6] Woodriff's Quantitative Foundation donated $120 million to the University of Virginia in 2019 to create a School of Data Science.