American Airlines (AAL) returned 39.9% between January 1, 2014 and April 30, 2014.

DATE	OPEN	HIGH	LOW	CLOSE	VOLUME
April 30 2014	$33.64	$33.83	$32.89	$33.06	6,944,600
April 29 2014	$33.18	$33.61	$32.97	$33.48	8,994,200
April 28 2014	$34.33	$34.62	$32.37	$33.15	13,149,300
April 25 2014	$34.88	$34.99	$33.85	$33.94	9,574,100
April 24 2014	$35.67	$36.05	$33.75	$35.13	21,038,700
April 23 2014	$35.01	$35.45	$34.32	$34.97	14,649,500
April 22 2014	$33.71	$34.64	$33.70	$34.09	8,941,800
April 21 2014	$33.07	$33.74	$32.86	$33.63	7,189,200
April 17 2014	$33.47	$33.82	$32.83	$33.37	9,225,000
April 16 2014	$32.21	$33.55	$32.00	$33.48	15,634,200
April 15 2014	$31.60	$32.36	$30.04	$31.79	15,979,100
April 14 2014	$32.05	$32.78	$30.89	$31.46	13,465,400
April 11 2014	$32.15	$33.43	$31.67	$31.75	15,532,400
April 10 2014	$34.60	$35.24	$32.62	$33.27	16,311,400
April 09 2014	$34.01	$34.88	$33.15	$34.79	11,473,300
April 08 2014	$33.94	$34.15	$31.69	$33.92	17,409,200
April 07 2014	$34.67	$35.33	$33.43	$33.73	10,569,800
April 04 2014	$35.27	$35.56	$34.22	$34.47	8,731,000
April 03 2014	$35.56	$36.24	$34.84	$35.20	7,937,400
April 02 2014	$36.05	$36.67	$35.33	$35.55	12,511,000
April 01 2014	$34.83	$36.00	$34.74	$35.77	11,064,900
March 31 2014	$33.79	$34.76	$33.70	$34.50	8,415,300
March 28 2014	$33.72	$34.41	$33.33	$33.36	6,792,700
March 27 2014	$34.52	$34.66	$33.01	$33.72	9,542,200
March 26 2014	$35.97	$36.07	$34.54	$34.60	7,318,200