Alleghany Corp. Stock Price History | Historical Y Company Stock Prices | Stock Market Summary (NSDQ, NYSE, AMEX and more) on Boston.com

Date	Open	High	Low	Close	Volume	Change (%)
May 20, 2013	397.75	399.33	396.52	398.00	31,695	-0.13(-0.03%)
May 17, 2013	402.35	402.70	395.83	398.13	29,358	-1.87(-0.47%)
May 16, 2013	399.99	403.36	398.24	400.00	63,272	+0.00(+0.00%)
May 15, 2013	392.95	400.00	392.13	400.00	26,143	+8.87(+2.27%)
May 13, 2013	390.69	393.01	388.86	391.13	22,825	-0.90(-0.23%)
May 10, 2013	392.97	393.59	390.15	392.03	22,149	-0.82(-0.21%)
May 09, 2013	398.21	398.21	391.50	392.85	27,508	-4.66(-1.17%)
May 08, 2013	397.80	398.80	395.94	397.51	34,954	-1.49(-0.37%)
May 07, 2013	391.98	399.00	390.08	399.00	84,850	+7.16(+1.83%)
May 06, 2013	383.19	392.72	383.19	391.84	46,127	+7.04(+1.83%)
May 03, 2013	389.39	389.75	383.61	384.80	45,667	-2.08(-0.54%)
May 02, 2013	387.97	389.49	380.22	386.88	29,457	+0.53(+0.14%)
May 01, 2013	392.76	393.71	384.96	386.35	41,014	-7.39(-1.88%)
Apr 30, 2013	390.50	393.74	382.36	393.74	121,909	+3.19(+0.82%)
Apr 29, 2013	391.09	393.45	387.17	390.55	56,179	-0.15(-0.04%)
Apr 26, 2013	391.75	391.55	387.63	390.70	26,834	-0.85(-0.22%)
Apr 25, 2013	390.00	393.40	388.31	391.55	28,519	+2.65(+0.68%)
Apr 24, 2013	385.44	389.78	385.20	388.90	20,045	+2.48(+0.64%)
Apr 23, 2013	381.71	387.51	379.59	386.42	44,638	+6.88(+1.81%)
Apr 22, 2013	381.14	382.67	377.00	379.54	16,307	-1.57(-0.41%)
Apr 19, 2013	377.72	383.50	377.27	381.11	24,792	+2.86(+0.76%)
Apr 18, 2013	378.75	383.19	377.50	378.25	38,050	-2.34(-0.61%)
Apr 17, 2013	376.51	381.35	374.50	380.59	61,181	+3.41(+0.90%)
Apr 16, 2013	376.19	378.33	374.08	377.18	48,813	+2.57(+0.69%)
Apr 15, 2013	390.76	392.57	374.35	374.61	78,591	-17.89(-4.56%)
Apr 12, 2013	389.94	392.53	387.55	392.50	35,873	+2.23(+0.57%)
Apr 11, 2013	390.83	391.95	389.06	390.27	37,070	-0.60(-0.15%)
Apr 10, 2013	388.87	391.88	387.12	390.87	55,014	+2.52(+0.65%)
Apr 09, 2013	385.63	390.78	384.56	388.35	41,054	+2.27(+0.59%)
Apr 08, 2013	383.29	387.41	382.37	386.08	41,542	+4.34(+1.14%)
Apr 05, 2013	383.00	384.50	381.17	381.74	37,626	-3.94(-1.02%)
Apr 04, 2013	385.96	386.23	381.49	385.68	33,546	-0.02(-0.01%)
Apr 03, 2013	389.49	389.49	381.50	385.70	55,169	-3.90(-1.00%)
Apr 02, 2013	391.42	391.95	386.19	389.60	24,964	-1.05(-0.27%)
Apr 01, 2013	394.42	394.75	388.68	390.65	36,281	-5.27(-1.33%)
Mar 28, 2013	386.41	395.92	386.12	395.92	48,466	+9.52(+2.46%)
Mar 27, 2013	382.00	390.75	380.96	386.40	31,430	-2.00(-0.51%)
Mar 26, 2013	385.39	390.86	385.00	388.40	48,601	+3.46(+0.90%)
Mar 25, 2013	389.89	390.09	384.94	384.94	45,662	-4.95(-1.27%)
Mar 22, 2013	390.23	390.46	387.95	389.89	25,470	-0.09(-0.02%)
Mar 21, 2013	391.00	392.61	387.01	389.98	92,358	-3.36(-0.85%)
Mar 20, 2013	390.88	393.64	389.45	393.34	25,420	+3.06(+0.78%)
Mar 19, 2013	390.63	391.32	386.31	390.28	29,534	+0.13(+0.03%)
Mar 18, 2013	381.53	392.90	381.06	390.15	60,436	+10.65(+2.81%)
Mar 15, 2013	392.45	394.99	379.50	379.50	169,333	-14.84(-3.76%)
Mar 14, 2013	389.90	394.61	387.64	394.34	67,249	+5.16(+1.33%)
Mar 13, 2013	389.30	391.02	387.60	389.18	36,920	+1.02(+0.26%)
Mar 12, 2013	386.71	388.62	383.03	388.16	49,798	+1.93(+0.50%)
Mar 11, 2013	385.62	387.94	382.83	386.23	47,781	-0.93(-0.24%)
Mar 08, 2013	388.46	388.54	385.81	387.16	35,001	+1.07(+0.28%)
Mar 07, 2013	382.86	386.51	381.19	386.09	71,096	+3.48(+0.91%)
Mar 06, 2013	383.93	385.96	380.14	382.61	56,049	-1.40(-0.36%)
Mar 05, 2013	378.54	384.17	378.03	384.01	38,799	+5.36(+1.42%)
Mar 04, 2013	375.84	379.64	373.98	378.65	68,166	+1.64(+0.43%)

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