H Earl Nemser

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
IBKR	$40.83	51	$2,082.33	22,955	2015-10-20	Filing
IBKR	$40.17	1,205	$48,404.85	23,006	2015-10-20	Filing
IBKR	$39.80	1,252	$49,829.60	24,211	2015-10-19	Filing
IBKR	$39.01	1,302	$50,791.02	25,463	2015-10-16	Filing
IBKR	$38.47	187	$7,193.89	26,765	2015-10-15	Filing
IBKR	$37.64	1,115	$41,968.60	26,952	2015-10-15	Filing
IBKR	$37.09	1,303	$48,328.27	28,067	2015-10-14	Filing
IBKR	$39.06	105	$4,101.30	29,370	2015-10-13	Filing
IBKR	$38.51	1,168	$44,979.68	29,475	2015-10-13	Filing
IBKR	$39.80	217	$8,636.60	30,643	2015-10-09	Filing
IBKR	$39.05	1,075	$41,978.75	30,860	2015-10-09	Filing
IBKR	$39.57	1,302	$51,520.14	31,935	2015-10-08	Filing
IBKR	$39.27	1,303	$51,168.81	33,237	2015-10-07	Filing
IBKR	$40.09	115	$4,610.35	34,540	2015-10-06	Filing
IBKR	$39.22	1,187	$46,554.14	34,655	2015-10-06	Filing
IBKR	$39.93	1,303	$52,028.79	35,842	2015-10-05	Filing
IBKR	$39.00	169	$6,591.00	37,145	2015-10-02	Filing
IBKR	$38.41	1,133	$43,518.53	37,314	2015-10-02	Filing
IBKR	$40.34	350	$14,119.00	38,447	2015-10-01	Filing
IBKR	$39.47	953	$37,614.91	38,797	2015-10-01	Filing