Alnylam Pharmaceuticals, Inc.
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Alnylam Pharmaceuticals, Inc. (ALNY)

Historical Shares Outstanding

Current Count

138.2M

Financial Fundamentals

ALNYQuarterly Data • 5Y View

Share Count History

DateShares Out. (M)Change (M)Change %
2026-06-30138.20.0+0.02%
2026-03-31138.21.9+1.43%
2025-12-31136.3-1.1-0.78%
2025-09-30137.37.7+5.92%
2025-06-30129.70.00.00%
2025-03-31129.71.1+0.84%
2024-12-31128.60.00.00%
2024-09-30128.61.9+1.47%
2024-06-30126.70.6+0.47%
2024-03-31126.10.5+0.42%
2023-12-31125.6-5.7-4.36%
2023-09-30131.36.7+5.36%
2023-06-30124.70.5+0.44%
2023-03-31124.10.8+0.69%
2022-12-31123.31.1+0.90%
2022-09-30122.21.3+1.05%
2022-06-30120.90.5+0.42%
2022-03-31120.40.6+0.52%
2021-12-31119.80.6+0.53%
2021-09-30119.11.4+1.16%
2021-06-30117.80.7+0.59%
2021-03-31117.10.8+0.69%
2020-12-31116.30.3+0.25%
2020-09-30116.01.1+0.94%
2020-06-30114.92.2+1.92%
2020-03-31112.71.0+0.89%
2019-12-31111.83.0+2.80%
2019-09-30108.70.1+0.12%
2019-06-30108.63.2+3.01%
2019-03-31105.44.3+4.29%
2018-12-31101.10.3+0.28%
2018-09-30100.80.3+0.26%
2018-06-30100.50.5+0.54%
2018-03-31100.03.8+3.99%
2017-12-3196.14.3+4.69%
2017-09-3091.83.7+4.23%
2017-06-3088.12.1+2.41%
2017-03-3186.00.2+0.21%
2016-12-3185.80.1+0.15%
2016-09-3085.70.2+0.20%
2016-06-3085.50.3+0.31%
2016-03-3185.30.4+0.48%
2015-12-3184.90.2+0.28%
2015-09-3084.60.3+0.33%
2015-06-3084.42.3+2.78%
2015-03-3182.15.1+6.65%
2014-12-3177.00.5+0.72%
2014-09-3076.40.6+0.76%
2014-06-3075.88.0+11.87%
2014-03-3167.84.9+7.75%
2013-12-3162.90.5+0.79%
2013-09-3062.40.8+1.22%
2013-06-3061.72.5+4.20%
2013-03-3159.27.4+14.19%
2012-12-3151.80.3+0.54%
2012-09-3051.50.3+0.51%
2012-06-3051.35.1+10.97%
2012-03-3146.20.00.00%
2011-12-3146.23.6+8.34%
2011-09-3042.70.3+0.65%
2011-06-3042.40.0+0.08%
2011-03-3142.30.00.00%
2010-12-3142.30.2+0.53%
2010-09-3042.10.1+0.31%
2010-06-3042.00.1+0.29%
2010-03-3141.90.00.00%
2009-12-3141.90.2+0.39%
2009-09-3041.70.2+0.45%
2009-06-3041.50.1+0.29%
2009-03-3141.40.00.00%
2008-12-3141.40.2+0.49%
2008-09-3041.20.3+0.71%
2008-06-3040.90.2+0.42%
2008-03-3140.70.00.00%
2007-12-3140.71.7+4.38%
2007-09-3039.01.5+3.97%
2007-06-3037.50.2+0.42%
2007-03-3137.40.00.00%
2006-12-3137.45.3+16.36%
2006-09-3032.10.1+0.35%
2006-06-3032.02.0+6.60%
2006-03-3130.00.00.00%
2005-12-3130.09.1+43.58%
2005-09-3020.90.3+1.49%
2005-06-3020.60.2+0.84%
2005-03-3120.40.0+0.00%
2004-12-3120.40.9+4.75%
2004-09-3019.512.5+178.78%
2004-06-307.05.3+322.77%
2004-03-311.70.00.00%
2003-12-311.70.8+95.99%
2003-09-300.80.3+56.77%
2003-06-300.50.1+15.76%
2003-03-310.5