Alnylam Pharmaceuticals, Inc. - ALNY - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
November 07, 2025	437.81	442.7	442.7	443.69	430.84	822,669
November 06, 2025	431.78	440.49	440.49	445.5	429	700,509
November 05, 2025	422.11	434.56	434.56	438.53	417	974,550
November 04, 2025	429.9	423.47	423.47	431.5	421.83	1.17M
November 03, 2025	454.58	434.07	434.07	457.26	429.6	1.56M
October 31, 2025	449	456.04	456.04	459.77	441.22	1.82M
October 30, 2025	450	449.56	449.56	472.36	436.51	2.31M
October 29, 2025	475.19	481.59	481.59	482.73	467.09	1.36M
October 28, 2025	476.5	475.91	475.91	484.61	473.29	836,305
October 27, 2025	465.56	478.58	478.58	485.36	465.55	1.17M
October 24, 2025	468.68	463.43	463.43	469.29	459.38	771,302
October 23, 2025	464.71	464	464	468.86	456.9	683,376
October 22, 2025	477.66	464.9	464.9	480.53	461.21	950,023
October 21, 2025	488.42	474	474	490.05	471.4	826,254
October 20, 2025	476.82	491.22	491.22	495.55	476.82	950,011
October 17, 2025	481.65	481.67	481.67	492.62	476.44	1.03M
October 16, 2025	474.39	481.07	481.07	488.39	470.46	964,728
October 15, 2025	469.19	470.27	470.27	485.28	467.5	1.48M
October 14, 2025	462.13	469.36	469.36	479.69	457.73	1.44M
October 13, 2025	456.13	464.95	464.95	473.65	453.83	1.58M
October 10, 2025	460.28	460.46	460.46	460.6	451	937,064
October 09, 2025	451	456.95	456.95	459.57	448.83	1.05M
October 08, 2025	464.46	450.68	450.68	464.46	449.72	929,883
October 07, 2025	456.94	459.58	459.58	462.63	448.95	791,895
October 06, 2025	458.69	452	452	458.69	449.92	761,155
October 03, 2025	465.01	456.35	456.35	465.01	448.47	969,100
October 02, 2025	457.64	460.99	460.99	461.53	446.18	1.27M
October 01, 2025	456	460.65	460.65	467.42	453.31	1.37M
September 30, 2025	445.22	456	456	459.3	445.22	1.38M
September 29, 2025	448	447.49	447.49	451.63	446.3	719,079
September 26, 2025	453.05	446.4	446.4	453.05	442.51	813,000
September 25, 2025	457.03	449.58	449.58	459	446.42	685,313
September 24, 2025	454.35	458.37	458.37	462.69	450.97	976,000
September 23, 2025	452.83	454.41	454.41	457.47	450.5	1.02M
September 22, 2025	453.56	458.92	458.92	462.88	450.23	971,800
September 19, 2025	457.68	453.56	453.56	457.68	450.72	1.71M
September 18, 2025	454	452.17	452.17	456.94	443.75	1.06M
September 17, 2025	455.76	451.73	451.73	463.88	450.7	1.45M
September 16, 2025	465.14	461.24	461.24	467.28	457.99	563,236
September 15, 2025	464.8	461.14	461.14	466.24	454.51	910,100
September 12, 2025	468.29	465.89	465.89	475.69	465.48	630,800
September 11, 2025	474.34	468.58	468.58	474.34	465.16	1.01M
September 10, 2025	478.5	469.31	469.31	480.05	461.47	1.82M
September 09, 2025	461.12	482.13	482.13	484.21	455.3	3.2M
September 08, 2025	457.31	455.03	455.03	463	452.85	926,000
September 05, 2025	453.45	452	452	455.28	444.66	751,500
September 04, 2025	449.43	453.54	453.54	458.3	447.11	714,300
September 03, 2025	444.77	447.43	447.43	456.18	442.73	1.3M
September 02, 2025	445.84	447	447	454.5	441.5	1.07M
August 29, 2025	452.22	446.51	446.51	453.96	444.79	827,614
August 28, 2025	452.01	452.33	452.33	457.29	451.12	641,007
August 27, 2025	449.05	454.18	454.18	455.45	447.63	906,745
August 26, 2025	451.5	451.2	451.2	451.5	444.25	1.18M
August 25, 2025	453.37	443.64	443.64	458.75	442.38	1.2M
August 22, 2025	469.17	454.38	454.38	469.81	454.2	1.08M
August 21, 2025	459.62	467.55	467.55	467.71	454.68	760,122
August 20, 2025	459.34	458.31	458.31	466.31	456.06	1.22M
August 19, 2025	457	458.28	458.28	462.88	450.88	1.32M
August 18, 2025	450	456.87	456.87	457.92	447.1	1.61M
August 15, 2025	440.66	448.91	448.91	449.52	438.22	713,400

Alnylam Pharmaceuticals, Inc. (ALNY) NASDAQ