Regeneron Pharmaceuticals, Inc. Stock Price History | Historical REGN Company Stock Prices

Date	Open	High	Low	Close	Volume	Change (%)
May 17, 2013	262.05	270.20	262.05	266.97	0	+2.31(+0.87%)
May 16, 2013	272.86	275.72	261.00	264.66	986,902	-9.45(-3.45%)
May 15, 2013	281.81	283.99	272.11	274.11	0	-6.40(-2.28%)
May 13, 2013	273.54	280.60	271.34	280.51	0	+7.01(+2.56%)
May 10, 2013	262.87	274.60	262.20	273.50	0	+11.55(+4.41%)
May 09, 2013	263.74	265.20	260.75	261.95	0	-1.79(-0.68%)
May 08, 2013	261.38	264.32	260.58	263.74	0	+1.55(+0.59%)
May 07, 2013	263.50	264.47	258.87	262.19	0	-0.56(-0.21%)
May 06, 2013	264.15	265.00	255.88	262.75	0	-3.41(-1.28%)
May 03, 2013	258.95	266.45	248.63	266.16	0	+17.53(+7.05%)
May 02, 2013	242.94	249.84	237.96	248.63	0	+11.34(+4.78%)
May 01, 2013	214.75	252.35	214.70	237.29	0	+22.15(+10.30%)
Apr 30, 2013	217.58	217.89	212.50	215.14	0	-0.34(-0.16%)
Apr 29, 2013	217.72	219.13	215.32	215.48	1,156,899	-1.12(-0.52%)
Apr 26, 2013	216.53	216.75	214.06	216.60	658,501	-0.15(-0.07%)
Apr 25, 2013	214.88	218.13	211.86	216.75	1,055,068	+6.13(+2.91%)
Apr 24, 2013	213.15	214.07	208.54	210.62	675,855	-2.23(-1.05%)
Apr 23, 2013	215.00	220.43	211.57	212.85	715,427	-0.96(-0.45%)
Apr 22, 2013	213.57	215.78	208.61	213.81	710,746	+1.23(+0.58%)
Apr 19, 2013	206.40	213.00	206.33	212.58	954,841	+5.92(+2.86%)
Apr 18, 2013	214.91	214.91	203.70	206.66	823,257	-6.42(-3.01%)
Apr 17, 2013	215.26	215.61	208.79	213.08	1,059,427	-3.68(-1.70%)
Apr 16, 2013	212.00	217.72	210.00	216.76	1,234,111	+7.71(+3.69%)
Apr 15, 2013	215.00	215.75	208.18	209.05	1,218,537	-6.79(-3.15%)
Apr 12, 2013	205.86	216.20	205.50	215.84	1,157,227	+7.49(+3.59%)
Apr 11, 2013	200.91	209.29	199.85	208.35	1,293,944	+7.22(+3.59%)
Apr 10, 2013	191.68	201.35	190.32	201.13	967,125	+10.05(+5.26%)
Apr 09, 2013	189.85	192.83	189.35	191.08	831,656	+2.61(+1.38%)
Apr 08, 2013	185.06	188.50	183.20	188.47	394,053	+3.06(+1.65%)
Apr 05, 2013	181.99	185.85	179.75	185.41	641,148	+0.32(+0.18%)
Apr 04, 2013	183.89	186.19	182.05	185.09	482,932	+2.40(+1.31%)
Apr 03, 2013	185.14	189.90	182.08	182.69	862,821	-2.31(-1.25%)
Apr 02, 2013	179.83	185.75	178.95	185.00	987,922	+6.49(+3.64%)
Apr 01, 2013	180.00	180.75	177.12	178.51	586,205	+2.11(+1.19%)
Mar 28, 2013	170.42	177.75	169.83	176.40	917,384	+5.50(+3.22%)
Mar 27, 2013	169.25	171.00	168.20	170.90	398,230	+1.19(+0.70%)
Mar 26, 2013	171.30	172.28	168.24	169.71	281,482	-0.43(-0.25%)
Mar 25, 2013	172.69	173.17	169.21	170.14	248,877	-2.26(-1.31%)
Mar 22, 2013	172.35	172.90	170.45	172.40	277,763	+1.07(+0.62%)
Mar 21, 2013	174.60	174.64	171.11	171.33	416,084	-4.18(-2.38%)
Mar 20, 2013	175.58	177.50	174.60	175.51	369,593	+0.23(+0.13%)
Mar 19, 2013	171.20	177.99	171.20	175.28	791,512	+5.17(+3.04%)
Mar 18, 2013	170.79	171.46	169.03	170.11	392,217	-1.73(-1.01%)
Mar 15, 2013	171.82	173.14	170.02	171.84	1,140,034	-0.09(-0.05%)
Mar 14, 2013	173.72	174.57	171.00	171.93	376,753	-0.91(-0.53%)
Mar 13, 2013	172.45	175.16	171.06	172.84	505,682	+0.65(+0.38%)
Mar 12, 2013	171.47	172.32	168.52	172.19	467,715	+0.44(+0.26%)
Mar 11, 2013	172.91	173.10	170.81	171.75	315,128	-1.22(-0.71%)
Mar 08, 2013	173.13	174.17	169.44	172.97	624,674	+1.03(+0.60%)
Mar 07, 2013	174.90	175.58	171.50	171.94	558,892	-2.61(-1.50%)
Mar 06, 2013	175.30	176.37	173.27	174.55	536,068	-0.09(-0.05%)
Mar 05, 2013	173.97	175.88	172.27	174.64	729,256	+1.99(+1.15%)
Mar 04, 2013	171.35	174.25	169.87	172.65	831,377	+0.92(+0.54%)

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