NASDAQ · ALNY

Alnylam Pharmaceuticals, Inc.

Healthcare · Biotechnology

$165.00

Down-$9.00 (-5.17%)

Updated Oct 31, 2026, 7:07 PM

SID Score

4.5/10

Composite research score

Smart Money

47/100

Neutral

Price performance · ALNY

ALNY price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 30, 2026

Daily close

View OHLC price history

ALNY OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 30, 2026	$172.695	$180.6118	$163.30	$165.00	7.06M
Oct 29, 2026	$185.59	$202.37	$172.31	$174.00	11.8M
Oct 28, 2026	$222.72	$232.88	$220.00	$232.40	1.94M
Oct 27, 2026	$225.00	$228.49	$222.82	$226.79	1.6M
Oct 26, 2026	$226.24	$232.48	$224.1001	$227.66	1.44M
Oct 23, 2026	$227.28	$229.39	$222.00	$224.03	1.06M
Oct 22, 2026	$224.92	$229.82	$223.76	$227.28	2.21M
Oct 21, 2026	$227.86	$230.84	$224.88	$225.10	1.18M
Oct 20, 2026	$237.73	$238.96	$229.54	$230.71	1.51M
Oct 19, 2026	$232.645	$236.54	$231.255	$233.29	1.34M
Oct 16, 2026	$235.18	$237.98	$231.29	$231.83	1.4M
Oct 15, 2026	$230.00	$234.30	$228.12	$234.03	1.26M
Oct 14, 2026	$224.49	$229.56	$222.25	$224.47	1.11M
Oct 13, 2026	$228.93	$229.525	$221.56	$223.82	1.12M
Oct 12, 2026	$233.13	$233.60	$226.3501	$227.02	916.92K
Oct 9, 2026	$224.74	$232.935	$222.705	$232.68	959.45K
Oct 8, 2026	$222.03	$225.90	$218.39	$224.53	1.77M
Oct 7, 2026	$224.39	$230.42	$222.46	$224.41	1.06M
Oct 6, 2026	$221.015	$229.18	$217.18	$223.94	1.36M
Oct 5, 2026	$218.36	$222.08	$215.46	$219.89	1.28M
Oct 2, 2026	$231.31	$231.36	$219.40	$219.72	1.66M