Jeff Yass Net Worth (Updated 2025).

Jeff Yass, born in 1959, began his career in the early 1980s, fresh out of the University of Pennsylvania with a degree in economics. He started as a market maker on the Philadelphia Stock Exchange, a role that required him to provide liquidity to the market by buying and selling securities for his own account. This was the foundation of his career in trading and investment.

In the late 1980s, Yass co-founded Susquehanna International Group (SIG), a quantitative trading firm. He served as the company’s chairman and chief executive officer, leading the firm to become one of the largest proprietary trading firms in the world. SIG is known for its use of advanced technology and quantitative models in trading, a strategy that Yass helped pioneer.

Jeff Yass’s Current Net Worth (2025)

As of 2025, Jeff Yass’s current net worth is estimated to be around $10.5 billion, according to Forbes. This significant wealth is primarily attributed to his successful career in the investment industry.

Career

Jeff Yass co-founded Susquehanna International Group (SIG) in 1987, a quantitative trading firm. He served as the company’s CEO until 2014, after which he stepped down but remains actively involved. SIG is known for its innovative trading strategies and significant market influence.

Other Ventures

Yass has ventured into philanthropy, establishing the Susquehanna International Group Foundation. He also co-founded the Philadelphia Freedom Valley YMCA and has supported various educational and community initiatives. Additionally, he is a co-owner of the Philadelphia 76ers NBA team.

Assets

Yass’s assets include a significant stake in SIG, a sprawling estate in Gladwyne, Pennsylvania, and a private jet. He has also invested in real estate, including properties in New York City and the Hamptons. His art collection, featuring works by artists like Andy Warhol and Roy Lichtenstein, is also a notable asset.

Annual Income

Jeff Yass’s annual income is not publicly disclosed. However, as a co-founder and significant shareholder of SIG, he likely generates substantial earnings from the firm’s profits. His philanthropic contributions also indicate significant annual income.

Frequently Asked Questions about  Jeff Yass

Frequently Asked Questions about Jeff Yass

1. What is Jeff Yass’ net worth?

Jeff Yass’ net worth is estimated to be around $10 billion.

2. How did Jeff Yass make his fortune?

Jeff Yass co-founded Susquehanna International Group (SIG), a quantitative trading firm, in 1987. He served as the company’s CEO until 2019. SIG’s success in algorithmic trading and quantitative strategies contributed significantly to Yass’ wealth.

3. What is Jeff Yass’ background?

Jeff Yass graduated from the University of Pennsylvania’s Wharton School with a degree in Economics. Before founding SIG, he worked as a quantitative analyst at a trading firm called E.F. Hutton.

4. What is Jeff Yass’ involvement in philanthropy?

Jeff Yass is known for his philanthropic efforts. He has donated to various causes, including education, healthcare, and Jewish charities. He is also a significant contributor to political campaigns, primarily supporting Republican candidates.

5. What is Jeff Yass’ political affiliation?

Jeff Yass is a Republican and has been a notable donor to Republican political campaigns and causes.

6. What is Jeff Yass’ connection to the Philadelphia Eagles?

Jeff Yass is a minority owner of the Philadelphia Eagles, the NFL team based in Philadelphia. He purchased a stake in the team in 2010.

7. What is Jeff Yass’ role at Susquehanna International Group (SIG)?

Jeff Yass co-founded SIG and served as its CEO from 1987 until 2019. He remains involved with the company as its chairman.

8. What is Jeff Yass’ approach to trading and investing?

Jeff Yass is known for his quantitative and systematic approach to trading and investing. SIG, under his leadership, has been a pioneer in algorithmic trading and quantitative strategies.

9. What is Jeff Yass’ stance on short selling?

Jeff Yass and SIG have been known for their involvement in short selling, particularly during the 2008 financial crisis. However, Yass’ views on short selling are not publicly available.

10. Where does Jeff Yass live?

Jeff Yass resides in Lower Merion Township, Pennsylvania, with his family.