What is the current 10-day volatility of ALNY?

As of today, ALNY 10-day volatility is 45.11%

What 10-day volatility category does ALNY fall into?

Based on its current 10-day historical volatility, ALNY falls into the high volatility category

What is ALNY 10-day volatility 1-year high?

ALNY 10-day volatility reached a 1-year high of 158.74% on August 7, 2026

What is ALNY 10-day volatility 1-year low?

ALNY 10-day volatility reached a 1-year low of 17.27% on March 19, 2026

What is the current 1-month volatility of ALNY?

As of today, ALNY 1-month volatility is 42.78%

What 1-month volatility category does ALNY fall into?

Based on its current 1-month historical volatility, ALNY falls into the high volatility category

What is ALNY 1-month volatility 1-year high?

ALNY 1-month volatility reached a 1-year high of 113.15% on August 21, 2026

What is ALNY 1-month volatility 1-year low?

ALNY 1-month volatility reached a 1-year low of 18.46% on October 17, 2025

What is the current 3-month volatility of ALNY?

As of today, ALNY 3-month volatility is 73.06%

What 3-month volatility category does ALNY fall into?

Based on its current 3-month historical volatility, ALNY falls into the extreme volatility category

What is ALNY 3-month volatility 1-year high?

ALNY 3-month volatility reached a 1-year high of 73.43% on October 2, 2026

What is ALNY 3-month volatility 1-year low?

ALNY 3-month volatility reached a 1-year low of 29.71% on October 31, 2025

What is the current 1-year volatility of ALNY?

As of today, ALNY 1-year volatility is 48.10%

What 1-year volatility category does ALNY fall into?

Based on its current 1-year historical volatility, ALNY falls into the high volatility category

What is ALNY 1-year volatility 1-year high?

ALNY 1-year volatility reached a 1-year high of 48.15% on October 2, 2026

What is ALNY 1-year volatility 1-year low?

ALNY 1-year volatility reached a 1-year low of 36.38% on June 1, 2026

ALNY Stock Volatility History & Chart Since 2004

10-Day

45.11%

October 8, 2026

Summary

Current Value: As of today, ALNY 10-day volatility is 45.11%, down -2.55% on October 8, 2026
Value Category: Based on its current 10-day historical volatility, ALNY falls into the high volatility category
1-Year High: ALNY 10-day volatility reached a 1-year high of 158.74% on August 7, 2026
1-Year Low: ALNY 10-day volatility reached a 1-year low of 17.27% on March 19, 2026

10-Day Volatility Chart

Performance

ALNY Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Oct 8, 26	45.11%	-2.5%	-7.5%	+42.4%	+158.5%	+117.4%	-8.3%	-25.5%
1-Month Volatility	Oct 8, 26	42.78%	+1.8%	-5.9%	+38.2%	+25.1%	+111.7%	-14.8%	-6.1%
3-Month Volatility	Oct 8, 26	73.06%	+0.5%	+1.9%	+121.1%	+117.5%	+84.2%	+101.2%	+95.3%
1-Year Volatility	Oct 8, 26	48.10%	+0.1%	+2.8%	+29.2%	+10.5%	+9.6%	+29.0%	+18.9%
14-Day RSI	Oct 8, 26	38.31	+0.3%	-32.1%	-35.2%	+1.4%	-28.8%	+1.7%	-38.6%
Beta	Oct 8, 26	0.40	0.0%	+14.3%	-20.0%	-55.6%	-59.2%	-62.3%	-56.5%
ATR	Oct 8, 26	$9.99	-1.9%	-16.4%	-30.5%	-19.8%	-19.2%	+46.4%	+46.7%
Price	Oct 9, 26	$231.24	+3.0%	-10.4%	-26.1%	-41.9%	-49.4%	+37.4%	+13.5%
200-Day SMA	Oct 8, 26	$299.45	-0.3%	-6.2%	-17.8%	-19.3%	-5.7%	+49.5%	+84.8%
50-Day SMA	Oct 8, 26	$236.84	-0.5%	-8.0%	-20.1%	-45.7%	-47.3%	+27.1%	+22.5%
20-Day SMA	Oct 8, 26	$240.46	-0.5%	-0.5%	-18.9%	-41.6%	-47.2%	+33.7%	+26.7%

10-Day Volatility History

Date	Value	Change
Oct 9, 2026	45.11%	+158.5%
Dec 31, 2025	17.45%	-35.5%
Dec 31, 2024	27.07%	-36.4%
Dec 31, 2023	42.55%	+46.9%
Dec 31, 2022	28.97%	-72.5%
Dec 31, 2021	105.16%	+311.3%
Dec 31, 2020	25.57%	+0.1%
Dec 31, 2019	25.54%	-63.5%
Dec 31, 2018	69.91%	+167.5%
Dec 31, 2017	26.13%	-45.7%
Dec 31, 2016	48.16%	+17.0%
Dec 31, 2015	41.17%	-36.7%

Date	Value	Change
Dec 31, 2014	65.01%	+45.4%
Dec 31, 2013	44.72%	+27.7%
Dec 31, 2012	35.02%	-4.2%
Dec 31, 2011	36.54%	+32.2%
Dec 31, 2010	27.63%	-23.4%
Dec 31, 2009	36.07%	-20.7%
Dec 31, 2008	45.46%	+3.2%
Dec 31, 2007	44.07%	+164.8%
Dec 31, 2006	16.64%	-69.0%
Dec 31, 2005	53.60%	-5.9%
Dec 31, 2004	56.98%	-

FAQ

What is the current 10-day volatility of ALNY?: As of today, ALNY 10-day volatility is 45.11%
What 10-day volatility category does ALNY fall into?: Based on its current 10-day historical volatility, ALNY falls into the high volatility category
What is ALNY 10-day volatility 1-year high?: ALNY 10-day volatility reached a 1-year high of 158.74% on August 7, 2026
What is ALNY 10-day volatility 1-year low?: ALNY 10-day volatility reached a 1-year low of 17.27% on March 19, 2026

1-Month

42.78%

October 8, 2026

Summary

Current Value: As of today, ALNY 1-month volatility is 42.78%, up +1.78% on October 8, 2026
Value Category: Based on its current 1-month historical volatility, ALNY falls into the high volatility category
1-Year High: ALNY 1-month volatility reached a 1-year high of 113.15% on August 21, 2026
1-Year Low: ALNY 1-month volatility reached a 1-year low of 18.46% on October 17, 2025

Performance

ALNY Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Oct 8, 26	42.78%	+1.8%	-5.9%	+38.2%	+25.1%	+111.7%	-14.8%	-6.1%
10-Day Volatility	Oct 8, 26	45.11%	-2.5%	-7.5%	+42.4%	+158.5%	+117.4%	-8.3%	-25.5%
3-Month Volatility	Oct 8, 26	73.06%	+0.5%	+1.9%	+121.1%	+117.5%	+84.2%	+101.2%	+95.3%
1-Year Volatility	Oct 8, 26	48.10%	+0.1%	+2.8%	+29.2%	+10.5%	+9.6%	+29.0%	+18.9%
14-Day RSI	Oct 8, 26	38.31	+0.3%	-32.1%	-35.2%	+1.4%	-28.8%	+1.7%	-38.6%
Beta	Oct 8, 26	0.40	0.0%	+14.3%	-20.0%	-55.6%	-59.2%	-62.3%	-56.5%
ATR	Oct 8, 26	$9.99	-1.9%	-16.4%	-30.5%	-19.8%	-19.2%	+46.4%	+46.7%
Price	Oct 9, 26	$231.24	+3.0%	-10.4%	-26.1%	-41.9%	-49.4%	+37.4%	+13.5%
200-Day SMA	Oct 8, 26	$299.45	-0.3%	-6.2%	-17.8%	-19.3%	-5.7%	+49.5%	+84.8%
50-Day SMA	Oct 8, 26	$236.84	-0.5%	-8.0%	-20.1%	-45.7%	-47.3%	+27.1%	+22.5%
20-Day SMA	Oct 8, 26	$240.46	-0.5%	-0.5%	-18.9%	-41.6%	-47.2%	+33.7%	+26.7%

1-Month Volatility History

Date	Value	Change
Oct 9, 2026	42.78%	+27.0%
Dec 31, 2025	33.69%	+42.8%
Dec 31, 2024	23.60%	-40.1%
Dec 31, 2023	39.42%	-7.5%
Dec 31, 2022	42.62%	-47.1%
Dec 31, 2021	80.63%	+162.7%
Dec 31, 2020	30.69%	+6.8%
Dec 31, 2019	28.73%	-58.0%
Dec 31, 2018	68.43%	+86.5%
Dec 31, 2017	36.69%	-18.5%
Dec 31, 2016	45.00%	-22.4%
Dec 31, 2015	58.00%	-1.2%

Date	Value	Change
Dec 31, 2014	58.69%	+37.3%
Dec 31, 2013	42.76%	+16.5%
Dec 31, 2012	36.70%	-12.3%
Dec 31, 2011	41.85%	+13.6%
Dec 31, 2010	36.84%	+17.4%
Dec 31, 2009	31.37%	-44.4%
Dec 31, 2008	56.47%	+34.0%
Dec 31, 2007	42.13%	+3.4%
Dec 31, 2006	40.76%	-10.4%
Dec 31, 2005	45.49%	-34.5%
Dec 31, 2004	69.49%	-

FAQ

What is the current 1-month volatility of ALNY?: As of today, ALNY 1-month volatility is 42.78%
What 1-month volatility category does ALNY fall into?: Based on its current 1-month historical volatility, ALNY falls into the high volatility category
What is ALNY 1-month volatility 1-year high?: ALNY 1-month volatility reached a 1-year high of 113.15% on August 21, 2026
What is ALNY 1-month volatility 1-year low?: ALNY 1-month volatility reached a 1-year low of 18.46% on October 17, 2025

3-Month

73.06%

October 8, 2026

Summary

Current Value: As of today, ALNY 3-month volatility is 73.06%, up +0.45% on October 8, 2026
Value Category: Based on its current 3-month historical volatility, ALNY falls into the extreme volatility category
1-Year High: ALNY 3-month volatility reached a 1-year high of 73.43% on October 2, 2026
1-Year Low: ALNY 3-month volatility reached a 1-year low of 29.71% on October 31, 2025

Performance

ALNY Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Oct 8, 26	73.06%	+0.5%	+1.9%	+121.1%	+117.5%	+84.2%	+101.2%	+95.3%
10-Day Volatility	Oct 8, 26	45.11%	-2.5%	-7.5%	+42.4%	+158.5%	+117.4%	-8.3%	-25.5%
1-Month Volatility	Oct 8, 26	42.78%	+1.8%	-5.9%	+38.2%	+25.1%	+111.7%	-14.8%	-6.1%
1-Year Volatility	Oct 8, 26	48.10%	+0.1%	+2.8%	+29.2%	+10.5%	+9.6%	+29.0%	+18.9%
14-Day RSI	Oct 8, 26	38.31	+0.3%	-32.1%	-35.2%	+1.4%	-28.8%	+1.7%	-38.6%
Beta	Oct 8, 26	0.40	0.0%	+14.3%	-20.0%	-55.6%	-59.2%	-62.3%	-56.5%
ATR	Oct 8, 26	$9.99	-1.9%	-16.4%	-30.5%	-19.8%	-19.2%	+46.4%	+46.7%
Price	Oct 9, 26	$231.24	+3.0%	-10.4%	-26.1%	-41.9%	-49.4%	+37.4%	+13.5%
200-Day SMA	Oct 8, 26	$299.45	-0.3%	-6.2%	-17.8%	-19.3%	-5.7%	+49.5%	+84.8%
50-Day SMA	Oct 8, 26	$236.84	-0.5%	-8.0%	-20.1%	-45.7%	-47.3%	+27.1%	+22.5%
20-Day SMA	Oct 8, 26	$240.46	-0.5%	-0.5%	-18.9%	-41.6%	-47.2%	+33.7%	+26.7%

3-Month Volatility History

Date	Value	Change
Oct 9, 2026	73.06%	+118.6%
Dec 31, 2025	33.42%	-4.4%
Dec 31, 2024	34.97%	-3.8%
Dec 31, 2023	36.36%	-19.4%
Dec 31, 2022	45.12%	-28.0%
Dec 31, 2021	62.66%	+64.4%
Dec 31, 2020	38.12%	-6.9%
Dec 31, 2019	40.94%	-35.8%
Dec 31, 2018	63.72%	+52.8%
Dec 31, 2017	41.69%	-64.6%
Dec 31, 2016	117.73%	+94.4%
Dec 31, 2015	60.55%	-3.0%

Date	Value	Change
Dec 31, 2014	62.41%	+18.8%
Dec 31, 2013	52.53%	+15.8%
Dec 31, 2012	45.36%	-21.4%
Dec 31, 2011	57.74%	+44.2%
Dec 31, 2010	40.03%	-0.2%
Dec 31, 2009	40.10%	-55.0%
Dec 31, 2008	89.09%	+105.2%
Dec 31, 2007	43.41%	-17.1%
Dec 31, 2006	52.34%	+11.1%
Dec 31, 2005	47.11%	-33.4%
Dec 31, 2004	70.73%	-

FAQ

What is the current 3-month volatility of ALNY?: As of today, ALNY 3-month volatility is 73.06%
What 3-month volatility category does ALNY fall into?: Based on its current 3-month historical volatility, ALNY falls into the extreme volatility category
What is ALNY 3-month volatility 1-year high?: ALNY 3-month volatility reached a 1-year high of 73.43% on October 2, 2026
What is ALNY 3-month volatility 1-year low?: ALNY 3-month volatility reached a 1-year low of 29.71% on October 31, 2025

1-Year

48.10%

October 8, 2026

Summary

Current Value: As of today, ALNY 1-year volatility is 48.10%, up +0.08% on October 8, 2026
Value Category: Based on its current 1-year historical volatility, ALNY falls into the high volatility category
1-Year High: ALNY 1-year volatility reached a 1-year high of 48.15% on October 2, 2026
1-Year Low: ALNY 1-year volatility reached a 1-year low of 36.38% on June 1, 2026

Performance

ALNY Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Oct 8, 26	48.10%	+0.1%	+2.8%	+29.2%	+10.5%	+9.6%	+29.0%	+18.9%
10-Day Volatility	Oct 8, 26	45.11%	-2.5%	-7.5%	+42.4%	+158.5%	+117.4%	-8.3%	-25.5%
1-Month Volatility	Oct 8, 26	42.78%	+1.8%	-5.9%	+38.2%	+25.1%	+111.7%	-14.8%	-6.1%
3-Month Volatility	Oct 8, 26	73.06%	+0.5%	+1.9%	+121.1%	+117.5%	+84.2%	+101.2%	+95.3%
1-Year Volatility	Oct 8, 26	48.10%	+0.1%	+2.8%	+29.2%	+10.5%	+9.6%	+29.0%	+18.9%
14-Day RSI	Oct 8, 26	38.31	+0.3%	-32.1%	-35.2%	+1.4%	-28.8%	+1.7%	-38.6%
Beta	Oct 8, 26	0.40	0.0%	+14.3%	-20.0%	-55.6%	-59.2%	-62.3%	-56.5%
ATR	Oct 8, 26	$9.99	-1.9%	-16.4%	-30.5%	-19.8%	-19.2%	+46.4%	+46.7%
Price	Oct 9, 26	$231.24	+3.0%	-10.4%	-26.1%	-41.9%	-49.4%	+37.4%	+13.5%
200-Day SMA	Oct 8, 26	$299.45	-0.3%	-6.2%	-17.8%	-19.3%	-5.7%	+49.5%	+84.8%
50-Day SMA	Oct 8, 26	$236.84	-0.5%	-8.0%	-20.1%	-45.7%	-47.3%	+27.1%	+22.5%
20-Day SMA	Oct 8, 26	$240.46	-0.5%	-0.5%	-18.9%	-41.6%	-47.2%	+33.7%	+26.7%

1-Year Volatility History

Date	Value	Change
Oct 9, 2026	48.10%	+10.5%
Dec 31, 2025	43.53%	-12.1%
Dec 31, 2024	49.50%	+45.5%
Dec 31, 2023	34.02%	-48.8%
Dec 31, 2022	66.43%	+38.6%
Dec 31, 2021	47.94%	+7.0%
Dec 31, 2020	44.80%	+5.7%
Dec 31, 2019	42.40%	-17.6%
Dec 31, 2018	51.43%	-29.3%
Dec 31, 2017	72.71%	-7.3%
Dec 31, 2016	78.42%	+42.0%
Dec 31, 2015	55.23%	-21.3%

Date	Value	Change
Dec 31, 2014	70.18%	+43.4%
Dec 31, 2013	48.94%	-31.2%
Dec 31, 2012	71.15%	+40.6%
Dec 31, 2011	50.60%	+43.8%
Dec 31, 2010	35.20%	-35.5%
Dec 31, 2009	54.59%	-14.5%
Dec 31, 2008	63.83%	-6.3%
Dec 31, 2007	68.14%	+29.8%
Dec 31, 2006	52.49%	-21.3%
Dec 31, 2005	66.73%	-9.4%
Dec 31, 2004	73.67%	-

FAQ

What is the current 1-year volatility of ALNY?: As of today, ALNY 1-year volatility is 48.10%
What 1-year volatility category does ALNY fall into?: Based on its current 1-year historical volatility, ALNY falls into the high volatility category
What is ALNY 1-year volatility 1-year high?: ALNY 1-year volatility reached a 1-year high of 48.15% on October 2, 2026
What is ALNY 1-year volatility 1-year low?: ALNY 1-year volatility reached a 1-year low of 36.38% on June 1, 2026

Data Sources & References

ALNY Official Website www.alnylam.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1178670/000162828026007497/0001628280-26-007497-index.htm
ALNY Profile on Yahoo Finance finance.yahoo.com/quote/ALNY
ALNY Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/alny