Historical shareholding details of O'Brien Greene & Co., Inc holdings in Interactive Brokers Group Inc - Ordinary Shares - Class A (IBKR)

Monthly changes of O'Brien Greene & Co., Inc 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	O'Brien Greene & Co., Inc	75,911	0.07%

Sep 30, 2024	O'Brien Greene & Co., Inc	81,718	0.08%

Jun 30, 2024	O'Brien Greene & Co., Inc	86,481	0.08%

Mar 31, 2024	O'Brien Greene & Co., Inc	87,081	0.08%

Dec 31, 2023	O'Brien Greene & Co., Inc	86,150	0.08%

Sep 30, 2023	O'Brien Greene & Co., Inc	85,520	0.08%

Jun 30, 2023	O'Brien Greene & Co., Inc	84,168	0.08%

Mar 31, 2023	O'Brien Greene & Co., Inc	57,112	0.05%