Historical shareholding details of Gamco Investors, Inc. Et Al holdings in Interactive Brokers Group Inc - Ordinary Shares - Class A (IBKR)

Monthly changes of Gamco Investors, Inc. Et Al shareholding in Interactive Brokers Group Inc - Ordinary Shares - Class A over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Dec 31, 2024	Gamco Investors, Inc. Et Al	5,050	0.00%

Sep 30, 2024	Gamco Investors, Inc. Et Al	5,650	0.01%

Jun 30, 2024	Gamco Investors, Inc. Et Al	2,850	0.00%

Mar 31, 2024	Gamco Investors, Inc. Et Al	2,850	0.00%

Dec 31, 2023	Gamco Investors, Inc. Et Al	3,000	0.00%

Sep 30, 2023	Gamco Investors, Inc. Et Al	2,750	0.00%

Jun 30, 2023	Gamco Investors, Inc. Et Al	2,750	0.00%

Mar 31, 2023	Gamco Investors, Inc. Et Al	2,550	0.00%