Jonathan Grabill

• Collaborated in a 7 member market making team trading the SPX.
• Pioneered new trading spots in both the Covid pit and the new trading floor at the CBOT.

• Assumed control of existing VIX market making book, relieving Index PM of day to day responsibility for the book.
• Developed trading strategy for the product and made markets both electronically and in open outcry.
• Profitably managed a short gamma position throughout the Covid crisis, and effectively managed the position while the trading floor was closed for 3 months in 2020.

Managed a diversified portfolio of stocks, options, private equity, hedge fund, and commercial real estate investments.

• Member of US Supreme Court Clinic
• Focus on Bankruptcy and Corporate Tax Law
• Student Representative of Chicago Bar Association

• Made firm's single most profitable trade in 2009.
• Worked to build a cohesive relationship between the floor trading unit and senior management in Minneapolis.

• Built and managed the group's SPX book, 1 of 3 main profit centers for the firm.
• Developed the book's strategy and direction, which included all financial modeling and trading for the business unit.

• Developed and implemented business plan for new trading group (NASDAQ 100 Index Options) that resulted in net profits in excess of $4.5M and became one of the firm's most profitable books within 3 years.
• Developed the strategy and direction for the business unit, which included all hiring, financial modeling, and trading.

• Traded options on the S & P 100, S & P 500, and Dow indices.
• Led the firm's foray into the Dow Complex.
• Helped general partner liquidate $100M option portfolio as firm exited the US trading business.

Floor runner covering both the CBOE equity pits, and the index crowds.

• Placed trades for and manually calculated margin requirements for firm's most aggressive option trading clients.
• led several educational initiatives within the 400 broker call center and authored a monthly options column in the firm newsletter.