Thomas Aj Frank

Companies

• Interactive Brokers LLC - ATSExec V.P & Chief Info Officer May 3, 2007 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• IBInteractive Brokers LLC - ATS IBKR251,518 shares²$21.6M at $86.03May 8, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• May 8, 2026Shares withheld for tax 31,730 shares at $84.42 of Interactive Brokers LLC - ATS²
• Dec 31, 2025Granted 13,944 shares of Interactive Brokers LLC - ATS³
• May 9, 2025Shares withheld for tax 8,212 shares at $185.60 of Interactive Brokers LLC - ATS⁴
• Dec 31, 2024Granted 6,709 shares of Interactive Brokers LLC - ATS⁵
• May 9, 2024Shares withheld for tax 8,127 shares at $119.13 of Interactive Brokers LLC - ATS⁶
• Feb 6, 2024Sold 995 shares at $94.91 of Interactive Brokers LLC - ATS⁷
• Feb 6, 2024Sold 2,672 shares at $94.13 of Interactive Brokers LLC - ATS⁷
• Feb 5, 2024Sold 1,922 shares at $96.42 of Interactive Brokers LLC - ATS⁷
• Feb 5, 2024Sold 34,345 shares at $95.60 of Interactive Brokers LLC - ATS⁷
• Feb 2, 2024Sold 15,595 shares at $96.56 of Interactive Brokers LLC - ATS⁸
• Feb 2, 2024Sold 29,704 shares at $96.18 of Interactive Brokers LLC - ATS⁸
• Feb 2, 2024Sold 765 shares at $95.08 of Interactive Brokers LLC - ATS⁸
• Feb 2, 2024Sold 536 shares at $94.02 of Interactive Brokers LLC - ATS⁸
• Feb 2, 2024Sold 765 shares at $92.87 of Interactive Brokers LLC - ATS⁸
• Feb 2, 2024Sold 229 shares at $91.94 of Interactive Brokers LLC - ATS⁸
• Feb 1, 2024Sold 36,883 shares at $90.64 of Interactive Brokers LLC - ATS⁸
• Jan 30, 2024Sold 1,621 shares at $90.66 of Interactive Brokers LLC - ATS⁹
• Jan 30, 2024Sold 6,987 shares at $90.07 of Interactive Brokers LLC - ATS⁹
• Jan 29, 2024Sold 708 shares at $91.49 of Interactive Brokers LLC - ATS¹⁰
• Jan 29, 2024Sold 46,001 shares at $90.57 of Interactive Brokers LLC - ATS¹⁰
• Jan 26, 2024Sold 18,193 shares at $91.69 of Interactive Brokers LLC - ATS¹⁰
• Jan 26, 2024Sold 30,888 shares at $91.08 of Interactive Brokers LLC - ATS¹⁰
• Jan 25, 2024Sold 6,779 shares at $91.37 of Interactive Brokers LLC - ATS¹¹
• Jan 25, 2024Sold 41,537 shares at $90.69 of Interactive Brokers LLC - ATS¹¹
• Jan 24, 2024Sold 15,443 shares at $91.80 of Interactive Brokers LLC - ATS¹¹