INTERACTIVE BROKERS GROUP, INC. (IBKR)

Insider Buying

Transaction Date	Owner	Shares Purchased	Edgar filing
08/04/2009	TCV VI L P TECHNOLOGY CROSSOVER MANAGEMENT VI, L.L.C. HOAG JAY C KIMBALL RICK DREW JOHN REYNOLDS JON Q JR GRIFFITH WILLIAM TRUDEAU ROBERT	80,696	View Filing
08/04/2009	TCV VII LP TCV VII(A) L P TECHNOLOGY CROSSOVER MANAGEMENT VII, LTD. TECHNOLOGY CROSSOVER MANAGEMENT VII, L.P. TCV MEMBER FUND, L.P. MARSHALL CHRISTOPHER P	190,466	View Filing
07/29/2009	TCV VI L P TECHNOLOGY CROSSOVER MANAGEMENT VI, L.L.C. HOAG JAY C KIMBALL RICK DREW JOHN REYNOLDS JON Q JR GRIFFITH WILLIAM TRUDEAU ROBERT	84,843	View Filing
07/29/2009	TCV VII LP TCV VII(A) L P TECHNOLOGY CROSSOVER MANAGEMENT VII, LTD. TECHNOLOGY CROSSOVER MANAGEMENT VII, L.P. TCV MEMBER FUND, L.P. MARSHALL CHRISTOPHER P	200,255	View Filing
05/01/2009	HARRIS LAWRENCE E	5,000	View Filing
02/02/2009	HARRIS LAWRENCE E	5,000	View Filing
01/31/2009	HARRIS LAWRENCE E	5,000	View Filing
10/27/2008	HARRIS LAWRENCE E	5,000	View Filing

Insider Selling

Transaction Date	Owner	Shares Sold	Edgar filing
No insider selling transactions found