Aetna's CEO Mark Bertolini on the future of the health care system

Bertolini shares how a life-threatening injury shaped his views on health care.

Weight Watchers International, Inc. (WTW)

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37.68+0.10 (+0.27%)

At close: 4:02PM EDT

37.67 -0.01 (-0.02%)
After hours: 4:33PM EDT

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Historical Prices

Frequency:

Daily

Currency in USD

Date	Open	High	Low	Close*	Adj Close**	Volume
Jul 21, 2017	37.76	38.09	37.26	37.68	37.68	695,641
Jul 20, 2017	36.93	37.85	36.89	37.58	37.58	813,600
Jul 19, 2017	37.68	38.02	36.44	36.99	36.99	1,314,700
Jul 18, 2017	36.10	37.85	36.00	37.37	37.37	1,322,100
Jul 17, 2017	35.72	36.51	35.69	36.24	36.24	726,300
Jul 14, 2017	35.34	35.85	35.19	35.77	35.77	630,400
Jul 13, 2017	35.16	35.48	34.70	35.33	35.33	640,200
Jul 12, 2017	34.80	35.40	34.68	35.15	35.15	728,300
Jul 11, 2017	34.43	35.12	34.27	34.59	34.59	764,500
Jul 10, 2017	34.89	34.90	33.90	34.37	34.37	772,100
Jul 07, 2017	33.44	34.98	33.21	34.74	34.74	1,275,700
Jul 06, 2017	32.36	33.50	32.16	33.34	33.34	1,080,700
Jul 05, 2017	32.42	33.27	32.40	32.67	32.67	709,800
Jul 03, 2017	33.68	33.86	32.35	32.36	32.36	507,700
Jun 30, 2017	32.90	33.71	32.06	33.42	33.42	1,180,700
Jun 29, 2017	33.50	33.64	31.66	32.57	32.57	1,370,400
Jun 28, 2017	32.84	34.22	32.71	33.40	33.40	1,220,700
Jun 27, 2017	32.95	33.75	32.31	32.35	32.35	1,240,700
Jun 26, 2017	32.94	33.63	32.80	32.94	32.94	1,315,700
Jun 23, 2017	32.19	33.80	31.82	33.31	33.31	1,795,600
Jun 22, 2017	31.14	32.27	30.97	31.89	31.89	1,091,400
Jun 21, 2017	30.80	31.15	30.21	31.00	31.00	977,800
Jun 20, 2017	30.00	30.88	29.95	30.82	30.82	1,217,100
Jun 19, 2017	28.80	30.17	28.71	30.03	30.03	1,294,900
Jun 16, 2017	28.69	29.18	28.08	28.70	28.70	1,215,800
Jun 15, 2017	26.65	28.95	26.43	28.80	28.80	1,733,800
Jun 14, 2017	27.76	27.76	26.91	27.10	27.10	685,300
Jun 13, 2017	27.33	27.61	26.93	27.33	27.33	681,200
Jun 12, 2017	26.54	27.79	26.51	27.08	27.08	944,200
Jun 09, 2017	28.10	28.24	26.18	26.81	26.81	1,251,200
Jun 08, 2017	27.48	28.07	27.34	28.04	28.04	1,082,600
Jun 07, 2017	27.16	27.69	26.71	27.49	27.49	817,600
Jun 06, 2017	26.66	27.35	26.32	27.11	27.11	778,800
Jun 05, 2017	27.45	27.50	26.61	27.02	27.02	906,600
Jun 02, 2017	27.18	27.51	27.01	27.41	27.41	949,500
Jun 01, 2017	26.45	27.18	26.36	27.18	27.18	898,600
May 31, 2017	26.02	26.64	25.61	26.30	26.30	1,115,500
May 30, 2017	26.46	26.65	25.59	25.95	25.95	1,375,500
May 26, 2017	27.13	27.43	26.58	27.10	27.10	638,100
May 25, 2017	27.05	27.50	26.57	27.17	27.17	1,274,800
May 24, 2017	26.13	27.04	26.11	26.84	26.84	855,100
May 23, 2017	25.85	26.35	25.55	26.05	26.05	772,800
May 22, 2017	26.01	27.48	25.50	25.79	25.79	2,021,100
May 19, 2017	23.75	26.31	23.75	26.01	26.01	2,430,600
May 18, 2017	23.40	23.99	23.22	23.64	23.64	834,500
May 17, 2017	23.64	23.93	23.15	23.51	23.51	1,333,100
May 16, 2017	24.58	24.63	24.05	24.20	24.20	704,500
May 15, 2017	24.48	24.65	24.21	24.58	24.58	813,300
May 12, 2017	24.28	24.49	23.90	24.46	24.46	1,075,200
May 11, 2017	23.54	24.48	23.40	24.33	24.33	1,401,300
May 10, 2017	23.00	23.59	22.67	23.57	23.57	1,036,600
May 09, 2017	23.16	23.30	22.60	23.04	23.04	1,004,700
May 08, 2017	22.00	23.45	21.85	23.06	23.06	2,005,100
May 05, 2017	22.03	22.19	21.57	21.80	21.80	1,464,300
May 04, 2017	23.18	23.20	21.86	21.97	21.97	2,039,800
May 03, 2017	24.40	25.20	22.86	23.16	23.16	7,228,900
May 02, 2017	21.35	21.59	20.70	21.19	21.19	2,869,200
May 01, 2017	20.99	21.59	20.63	21.31	21.31	1,694,800
Apr 28, 2017	20.61	21.27	20.42	20.88	20.88	2,869,100
Apr 27, 2017	21.72	22.04	19.74	20.82	20.82	5,860,200
Apr 26, 2017	18.78	20.18	18.76	20.16	20.16	2,529,400
Apr 25, 2017	18.55	19.15	18.50	18.83	18.83	1,178,500
Apr 24, 2017	18.30	18.77	18.11	18.45	18.45	1,062,300
Apr 21, 2017	18.18	18.18	17.58	17.99	17.99	1,066,900
Apr 20, 2017	17.79	18.80	17.63	18.23	18.23	1,470,800
Apr 19, 2017	17.50	17.86	17.40	17.62	17.62	1,360,400
Apr 18, 2017	17.45	17.77	17.30	17.45	17.45	829,600
Apr 17, 2017	17.04	17.55	17.04	17.54	17.54	906,000
Apr 13, 2017	16.96	17.20	16.77	17.03	17.03	542,500
Apr 12, 2017	17.69	17.69	16.83	17.00	17.00	1,138,800
Apr 11, 2017	16.92	17.86	16.72	17.84	17.84	1,871,800
Apr 10, 2017	16.03	17.17	15.90	16.92	16.92	1,281,400
Apr 07, 2017	15.79	16.09	15.60	16.04	16.04	833,500
Apr 06, 2017	15.57	16.10	15.57	15.89	15.89	642,000
Apr 05, 2017	15.59	16.17	15.39	15.47	15.47	856,500
Apr 04, 2017	15.45	15.54	15.20	15.52	15.52	762,000
Apr 03, 2017	15.46	15.64	15.16	15.53	15.53	1,226,400
Mar 31, 2017	15.46	15.88	15.37	15.57	15.57	880,600
Mar 30, 2017	15.42	15.60	15.15	15.46	15.46	525,600
Mar 29, 2017	15.33	15.69	15.12	15.47	15.47	791,800
Mar 28, 2017	15.25	15.56	15.02	15.43	15.43	789,100
Mar 27, 2017	14.68	15.23	14.60	15.13	15.13	638,700
Mar 24, 2017	15.16	15.17	14.88	14.93	14.93	691,900
Mar 23, 2017	14.67	15.40	14.62	15.08	15.08	1,066,700
Mar 22, 2017	14.21	14.78	14.12	14.75	14.75	1,159,400
Mar 21, 2017	14.85	14.89	14.27	14.40	14.40	1,019,100
Mar 20, 2017	14.99	15.13	14.81	14.93	14.93	1,011,200
Mar 17, 2017	15.71	15.83	14.88	14.98	14.98	1,770,900
Mar 16, 2017	15.95	16.06	15.67	15.75	15.75	789,600
Mar 15, 2017	16.19	16.20	15.82	16.00	16.00	1,005,300
Mar 14, 2017	16.56	16.59	15.70	15.92	15.92	1,218,600
Mar 13, 2017	16.65	17.15	16.48	16.63	16.63	1,117,200
Mar 10, 2017	17.65	17.77	16.31	16.61	16.61	1,584,600
Mar 09, 2017	17.50	17.99	17.18	17.50	17.50	1,315,000
Mar 08, 2017	17.60	17.77	17.44	17.64	17.64	1,094,600
Mar 07, 2017	17.71	18.00	17.40	17.61	17.61	1,987,200
Mar 06, 2017	17.50	18.16	17.50	17.74	17.74	1,822,500
Mar 03, 2017	17.89	18.30	17.55	17.79	17.79	1,637,800
Mar 02, 2017	17.99	18.34	17.30	17.89	17.89	3,888,900
Mar 01, 2017	17.05	19.86	16.11	18.35	18.35	18,905,700
Close price adjusted for splits.*Adjusted close price adjusted for both dividends and splits.

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S&P 5002,472.54-0.91 (-0.04%)

Dow 3021,580.07-31.71 (-0.15%)

Aetna's CEO Mark Bertolini on the future of the health care system

Weight Watchers International, Inc. (WTW)

S&P 500
2,472.54
-0.91 (-0.04%)

Dow 30
21,580.07
-31.71 (-0.15%)