What is the current 10-day volatility of AA?

As of today, AA 10-day volatility is 42.91%

What 10-day volatility category does AA fall into?

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

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

AA 10-day volatility reached a 1-year high of 94.03% on October 23, 2025

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

AA 10-day volatility reached a 1-year low of 25.74% on April 16, 2026

What is the current 1-month volatility of AA?

As of today, AA 1-month volatility is 43.04%

What 1-month volatility category does AA fall into?

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

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

AA 1-month volatility reached a 1-year high of 77.99% on June 18, 2026

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

AA 1-month volatility reached a 1-year low of 28.39% on September 22, 2025

What is the current 3-month volatility of AA?

As of today, AA 3-month volatility is 49.06%

What 3-month volatility category does AA fall into?

Based on its current 3-month historical volatility, AA falls into the high volatility category

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

AA 3-month volatility reached a 1-year high of 62.55% on April 1, 2026

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

AA 3-month volatility reached a 1-year low of 41.42% on October 6, 2025

What is the current 1-year volatility of AA?

As of today, AA 1-year volatility is 56.50%

What 1-year volatility category does AA fall into?

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

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

AA 1-year volatility reached a 1-year high of 57.31% on April 1, 2026

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

AA 1-year volatility reached a 1-year low of 49.28% on September 26, 2025

AA Stock Volatility History & Chart Since 1972

10-Day

42.91%

September 18, 2026

Summary

Current Value: As of today, AA 10-day volatility is 42.91%, up +16.89% on September 18, 2026
Value Category: Based on its current 10-day historical volatility, AA falls into the high volatility category
1-Year High: AA 10-day volatility reached a 1-year high of 94.03% on October 23, 2025
1-Year Low: AA 10-day volatility reached a 1-year low of 25.74% on April 16, 2026

10-Day Volatility Chart

Performance

AA Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 18, 26	42.91%	+16.9%	-26.9%	-40.4%	+2.6%	+26.5%	-16.9%	-26.8%
1-Month Volatility	Sep 18, 26	43.04%	+3.7%	-13.6%	-41.7%	-2.2%	+16.7%	+0.8%	-38.1%
3-Month Volatility	Sep 18, 26	49.06%	+1.1%	-18.3%	-20.4%	-15.1%	+11.1%	+9.3%	-19.0%
1-Year Volatility	Sep 18, 26	56.50%	+0.7%	+1.1%	+2.5%	+5.5%	+11.8%	+2.0%	-9.6%
14-Day RSI	Sep 18, 26	35.34	-15.6%	-31.0%	-0.9%	-50.5%	-38.3%	-19.2%	-41.2%
Beta	Sep 18, 26	1.71	0.0%	-1.2%	-6.0%	+1.2%	+11.0%	-9.5%	-5.0%
ATR	Sep 18, 26	$2.08	+4.1%	-6.8%	-45.2%	+19.6%	+79.7%	+89.2%	-11.1%
Price	Sep 18, 26	$44.43	-5.4%	-11.2%	-25.2%	-16.4%	+35.8%	+54.0%	-9.0%
200-Day SMA	Sep 18, 26	$58.08	+0.0%	+2.3%	+7.8%	+75.6%	+81.6%	+45.7%	+76.8%
50-Day SMA	Sep 18, 26	$48.30	-0.2%	-6.9%	-29.3%	+14.1%	+56.1%	+51.8%	+16.1%
20-Day SMA	Sep 18, 26	$49.34	-0.6%	+3.6%	-30.9%	+1.4%	+54.6%	+69.4%	+8.1%

10-Day Volatility History

Date	Value	Change
Sep 18, 2026	42.91%	+2.6%
Dec 31, 2025	41.81%	+33.3%
Dec 31, 2024	31.37%	-48.1%
Dec 31, 2023	60.44%	+28.5%
Dec 31, 2022	47.03%	+14.3%
Dec 31, 2021	41.14%	+26.1%
Dec 31, 2020	32.63%	+65.0%
Dec 31, 2019	19.78%	-63.6%
Dec 31, 2018	54.31%	+47.5%
Dec 31, 2017	36.81%	+39.3%
Dec 31, 2016	26.43%	-33.4%
Dec 31, 2015	39.68%	+24.2%
Dec 31, 2014	31.94%	+66.9%
Dec 31, 2013	19.14%	-27.9%
Dec 31, 2012	26.56%	-20.2%
Dec 31, 2011	33.27%	+143.4%
Dec 31, 2010	13.67%	-70.3%
Dec 31, 2009	46.03%	-39.6%
Dec 31, 2008	76.26%	+144.2%
Dec 31, 2007	31.23%	+40.9%
Dec 31, 2006	22.17%	+36.6%
Dec 31, 2005	16.23%	+28.3%
Dec 31, 2004	12.65%	-56.7%
Dec 31, 2003	29.20%	-4.0%
Dec 31, 2002	30.42%	-28.6%
Dec 31, 2001	42.63%	-40.3%
Dec 31, 2000	71.35%	+120.9%
Dec 31, 1999	32.30%	+29.0%

Date	Value	Change
Dec 31, 1998	25.03%	+8.5%
Dec 31, 1997	23.07%	-7.2%
Dec 31, 1996	24.85%	-52.4%
Dec 31, 1995	52.26%	+125.2%
Dec 31, 1994	23.21%	+66.4%
Dec 31, 1993	13.95%	+14.8%
Dec 31, 1992	12.15%	-67.7%
Dec 31, 1991	37.66%	+130.2%
Dec 31, 1990	16.36%	+49.1%
Dec 31, 1989	10.97%	-34.2%
Dec 31, 1988	16.67%	-51.3%
Dec 31, 1987	34.25%	+282.7%
Dec 31, 1986	8.95%	-53.1%
Dec 31, 1985	19.08%	-37.6%
Dec 31, 1984	30.58%	+90.6%
Dec 31, 1983	16.04%	-55.7%
Dec 31, 1982	36.24%	+102.5%
Dec 31, 1981	17.90%	+65.4%
Dec 31, 1980	10.82%	-30.0%
Dec 31, 1979	15.45%	-37.7%
Dec 31, 1978	24.78%	+105.5%
Dec 31, 1977	12.06%	-25.2%
Dec 31, 1976	16.12%	-59.9%
Dec 31, 1975	40.21%	+42.8%
Dec 31, 1974	28.15%	-14.7%
Dec 31, 1973	33.00%	+57.3%
Dec 31, 1972	20.98%	-

FAQ

What is the current 10-day volatility of AA?: As of today, AA 10-day volatility is 42.91%
What 10-day volatility category does AA fall into?: Based on its current 10-day historical volatility, AA falls into the high volatility category
What is AA 10-day volatility 1-year high?: AA 10-day volatility reached a 1-year high of 94.03% on October 23, 2025
What is AA 10-day volatility 1-year low?: AA 10-day volatility reached a 1-year low of 25.74% on April 16, 2026

1-Month

43.04%

September 18, 2026

Summary

Current Value: As of today, AA 1-month volatility is 43.04%, up +3.71% on September 18, 2026
Value Category: Based on its current 1-month historical volatility, AA falls into the high volatility category
1-Year High: AA 1-month volatility reached a 1-year high of 77.99% on June 18, 2026
1-Year Low: AA 1-month volatility reached a 1-year low of 28.39% on September 22, 2025

Performance

AA Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 18, 26	43.04%	+3.7%	-13.6%	-41.7%	-2.2%	+16.7%	+0.8%	-38.1%
10-Day Volatility	Sep 18, 26	42.91%	+16.9%	-26.9%	-40.4%	+2.6%	+26.5%	-16.9%	-26.8%
3-Month Volatility	Sep 18, 26	49.06%	+1.1%	-18.3%	-20.4%	-15.1%	+11.1%	+9.3%	-19.0%
1-Year Volatility	Sep 18, 26	56.50%	+0.7%	+1.1%	+2.5%	+5.5%	+11.8%	+2.0%	-9.6%
14-Day RSI	Sep 18, 26	35.34	-15.6%	-31.0%	-0.9%	-50.5%	-38.3%	-19.2%	-41.2%
Beta	Sep 18, 26	1.71	0.0%	-1.2%	-6.0%	+1.2%	+11.0%	-9.5%	-5.0%
ATR	Sep 18, 26	$2.08	+4.1%	-6.8%	-45.2%	+19.6%	+79.7%	+89.2%	-11.1%
Price	Sep 18, 26	$44.43	-5.4%	-11.2%	-25.2%	-16.4%	+35.8%	+54.0%	-9.0%
200-Day SMA	Sep 18, 26	$58.08	+0.0%	+2.3%	+7.8%	+75.6%	+81.6%	+45.7%	+76.8%
50-Day SMA	Sep 18, 26	$48.30	-0.2%	-6.9%	-29.3%	+14.1%	+56.1%	+51.8%	+16.1%
20-Day SMA	Sep 18, 26	$49.34	-0.6%	+3.6%	-30.9%	+1.4%	+54.6%	+69.4%	+8.1%

1-Month Volatility History

Date	Value	Change
Sep 18, 2026	43.84%	+1.5%
Dec 31, 2025	43.19%	+17.2%
Dec 31, 2024	36.84%	-53.6%
Dec 31, 2023	79.48%	+48.0%
Dec 31, 2022	53.71%	+14.4%
Dec 31, 2021	46.95%	-20.4%
Dec 31, 2020	58.98%	+117.2%
Dec 31, 2019	27.16%	-40.7%
Dec 31, 2018	45.81%	+32.7%
Dec 31, 2017	34.51%	-9.2%
Dec 31, 2016	38.00%	-19.2%
Dec 31, 2015	47.04%	+39.7%
Dec 31, 2014	33.67%	+66.7%
Dec 31, 2013	20.20%	-5.6%
Dec 31, 2012	21.39%	-34.1%
Dec 31, 2011	32.45%	+41.1%
Dec 31, 2010	22.99%	-52.9%
Dec 31, 2009	48.81%	-55.5%
Dec 31, 2008	109.71%	+207.0%
Dec 31, 2007	35.74%	+96.4%
Dec 31, 2006	18.20%	-0.5%
Dec 31, 2005	18.29%	+1.8%
Dec 31, 2004	17.96%	-40.2%
Dec 31, 2003	30.02%	-12.4%
Dec 31, 2002	34.26%	-14.4%
Dec 31, 2001	40.00%	-40.9%
Dec 31, 2000	67.71%	+83.1%
Dec 31, 1999	36.97%	+38.3%

Date	Value	Change
Dec 31, 1998	26.73%	+12.6%
Dec 31, 1997	23.74%	-5.3%
Dec 31, 1996	25.08%	-34.8%
Dec 31, 1995	38.45%	+56.0%
Dec 31, 1994	24.64%	+0.7%
Dec 31, 1993	24.46%	+56.9%
Dec 31, 1992	15.59%	-55.3%
Dec 31, 1991	34.84%	+96.6%
Dec 31, 1990	17.72%	+29.6%
Dec 31, 1989	13.67%	-20.9%
Dec 31, 1988	17.29%	-62.8%
Dec 31, 1987	46.50%	+108.3%
Dec 31, 1986	22.32%	-6.9%
Dec 31, 1985	23.97%	-6.7%
Dec 31, 1984	25.70%	+12.2%
Dec 31, 1983	22.90%	-36.4%
Dec 31, 1982	36.01%	+70.2%
Dec 31, 1981	21.16%	-4.3%
Dec 31, 1980	22.11%	+20.2%
Dec 31, 1979	18.39%	-15.6%
Dec 31, 1978	21.79%	+30.4%
Dec 31, 1977	16.71%	+5.4%
Dec 31, 1976	15.86%	-48.3%
Dec 31, 1975	30.66%	-36.5%
Dec 31, 1974	48.29%	+12.7%
Dec 31, 1973	42.84%	+127.3%
Dec 31, 1972	18.85%	-

FAQ

What is the current 1-month volatility of AA?: As of today, AA 1-month volatility is 43.04%
What 1-month volatility category does AA fall into?: Based on its current 1-month historical volatility, AA falls into the high volatility category
What is AA 1-month volatility 1-year high?: AA 1-month volatility reached a 1-year high of 77.99% on June 18, 2026
What is AA 1-month volatility 1-year low?: AA 1-month volatility reached a 1-year low of 28.39% on September 22, 2025

3-Month

49.06%

September 18, 2026

Summary

Current Value: As of today, AA 3-month volatility is 49.06%, up +1.15% on September 18, 2026
Value Category: Based on its current 3-month historical volatility, AA falls into the high volatility category
1-Year High: AA 3-month volatility reached a 1-year high of 62.55% on April 1, 2026
1-Year Low: AA 3-month volatility reached a 1-year low of 41.42% on October 6, 2025

Performance

AA Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 18, 26	49.06%	+1.1%	-18.3%	-20.4%	-15.1%	+11.1%	+9.3%	-19.0%
10-Day Volatility	Sep 18, 26	42.91%	+16.9%	-26.9%	-40.4%	+2.6%	+26.5%	-16.9%	-26.8%
1-Month Volatility	Sep 18, 26	43.04%	+3.7%	-13.6%	-41.7%	-2.2%	+16.7%	+0.8%	-38.1%
1-Year Volatility	Sep 18, 26	56.50%	+0.7%	+1.1%	+2.5%	+5.5%	+11.8%	+2.0%	-9.6%
14-Day RSI	Sep 18, 26	35.34	-15.6%	-31.0%	-0.9%	-50.5%	-38.3%	-19.2%	-41.2%
Beta	Sep 18, 26	1.71	0.0%	-1.2%	-6.0%	+1.2%	+11.0%	-9.5%	-5.0%
ATR	Sep 18, 26	$2.08	+4.1%	-6.8%	-45.2%	+19.6%	+79.7%	+89.2%	-11.1%
Price	Sep 18, 26	$44.43	-5.4%	-11.2%	-25.2%	-16.4%	+35.8%	+54.0%	-9.0%
200-Day SMA	Sep 18, 26	$58.08	+0.0%	+2.3%	+7.8%	+75.6%	+81.6%	+45.7%	+76.8%
50-Day SMA	Sep 18, 26	$48.30	-0.2%	-6.9%	-29.3%	+14.1%	+56.1%	+51.8%	+16.1%
20-Day SMA	Sep 18, 26	$49.34	-0.6%	+3.6%	-30.9%	+1.4%	+54.6%	+69.4%	+8.1%

3-Month Volatility History

Date	Value	Change
Sep 18, 2026	49.06%	-14.7%
Dec 31, 2025	57.50%	+36.3%
Dec 31, 2024	42.20%	-28.8%
Dec 31, 2023	59.23%	-14.3%
Dec 31, 2022	69.15%	+15.8%
Dec 31, 2021	59.74%	+8.1%
Dec 31, 2020	55.27%	+49.7%
Dec 31, 2019	36.93%	-30.4%
Dec 31, 2018	53.09%	+54.6%
Dec 31, 2017	34.34%	-24.6%
Dec 31, 2016	45.56%	-4.9%
Dec 31, 2015	47.90%	+37.9%
Dec 31, 2014	34.73%	+2.9%
Dec 31, 2013	33.74%	+40.7%
Dec 31, 2012	23.98%	-55.5%
Dec 31, 2011	53.84%	+89.4%
Dec 31, 2010	28.43%	-37.8%
Dec 31, 2009	45.73%	-67.6%
Dec 31, 2008	141.00%	+335.1%
Dec 31, 2007	32.41%	+41.3%
Dec 31, 2006	22.94%	+21.2%
Dec 31, 2005	18.93%	-15.6%
Dec 31, 2004	22.44%	-21.1%
Dec 31, 2003	28.44%	-42.6%
Dec 31, 2002	49.53%	+32.3%
Dec 31, 2001	37.44%	-39.2%
Dec 31, 2000	61.59%	+85.6%
Dec 31, 1999	33.19%	-7.8%

Date	Value	Change
Dec 31, 1998	36.00%	+12.1%
Dec 31, 1997	32.12%	+34.6%
Dec 31, 1996	23.86%	-35.4%
Dec 31, 1995	36.91%	+43.8%
Dec 31, 1994	25.66%	+19.5%
Dec 31, 1993	21.47%	+16.2%
Dec 31, 1992	18.48%	-39.8%
Dec 31, 1991	30.71%	+26.3%
Dec 31, 1990	24.31%	+19.0%
Dec 31, 1989	20.43%	-1.6%
Dec 31, 1988	20.76%	-73.0%
Dec 31, 1987	76.75%	+278.6%
Dec 31, 1986	20.27%	-7.5%
Dec 31, 1985	21.92%	-18.1%
Dec 31, 1984	26.78%	-5.2%
Dec 31, 1983	28.24%	-32.5%
Dec 31, 1982	41.84%	+45.2%
Dec 31, 1981	28.81%	+25.6%
Dec 31, 1980	22.94%	-15.5%
Dec 31, 1979	27.15%	-10.0%
Dec 31, 1978	30.18%	+44.0%
Dec 31, 1977	20.96%	+0.3%
Dec 31, 1976	20.89%	-19.0%
Dec 31, 1975	25.79%	-53.5%
Dec 31, 1974	55.50%	+38.1%
Dec 31, 1973	40.18%	+69.4%
Dec 31, 1972	23.72%	-

FAQ

What is the current 3-month volatility of AA?: As of today, AA 3-month volatility is 49.06%
What 3-month volatility category does AA fall into?: Based on its current 3-month historical volatility, AA falls into the high volatility category
What is AA 3-month volatility 1-year high?: AA 3-month volatility reached a 1-year high of 62.55% on April 1, 2026
What is AA 3-month volatility 1-year low?: AA 3-month volatility reached a 1-year low of 41.42% on October 6, 2025

1-Year

56.50%

September 18, 2026

Summary

Current Value: As of today, AA 1-year volatility is 56.50%, up +0.68% on September 18, 2026
Value Category: Based on its current 1-year historical volatility, AA falls into the high volatility category
1-Year High: AA 1-year volatility reached a 1-year high of 57.31% on April 1, 2026
1-Year Low: AA 1-year volatility reached a 1-year low of 49.28% on September 26, 2025

Performance

AA Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 18, 26	56.50%	+0.7%	+1.1%	+2.5%	+5.5%	+11.8%	+2.0%	-9.6%
10-Day Volatility	Sep 18, 26	42.91%	+16.9%	-26.9%	-40.4%	+2.6%	+26.5%	-16.9%	-26.8%
1-Month Volatility	Sep 18, 26	43.04%	+3.7%	-13.6%	-41.7%	-2.2%	+16.7%	+0.8%	-38.1%
3-Month Volatility	Sep 18, 26	49.06%	+1.1%	-18.3%	-20.4%	-15.1%	+11.1%	+9.3%	-19.0%
1-Year Volatility	Sep 18, 26	56.50%	+0.7%	+1.1%	+2.5%	+5.5%	+11.8%	+2.0%	-9.6%
14-Day RSI	Sep 18, 26	35.34	-15.6%	-31.0%	-0.9%	-50.5%	-38.3%	-19.2%	-41.2%
Beta	Sep 18, 26	1.71	0.0%	-1.2%	-6.0%	+1.2%	+11.0%	-9.5%	-5.0%
ATR	Sep 18, 26	$2.08	+4.1%	-6.8%	-45.2%	+19.6%	+79.7%	+89.2%	-11.1%
Price	Sep 18, 26	$44.43	-5.4%	-11.2%	-25.2%	-16.4%	+35.8%	+54.0%	-9.0%
200-Day SMA	Sep 18, 26	$58.08	+0.0%	+2.3%	+7.8%	+75.6%	+81.6%	+45.7%	+76.8%
50-Day SMA	Sep 18, 26	$48.30	-0.2%	-6.9%	-29.3%	+14.1%	+56.1%	+51.8%	+16.1%
20-Day SMA	Sep 18, 26	$49.34	-0.6%	+3.6%	-30.9%	+1.4%	+54.6%	+69.4%	+8.1%

1-Year Volatility History

Date	Value	Change
Sep 18, 2026	56.39%	+5.3%
Dec 31, 2025	53.53%	+11.5%
Dec 31, 2024	48.01%	-7.6%
Dec 31, 2023	51.95%	-21.8%
Dec 31, 2022	66.44%	+5.6%
Dec 31, 2021	62.93%	-22.7%
Dec 31, 2020	81.38%	+106.9%
Dec 31, 2019	39.33%	-12.2%
Dec 31, 2018	44.77%	+19.5%
Dec 31, 2017	37.48%	-20.4%
Dec 31, 2016	47.11%	+23.0%
Dec 31, 2015	38.29%	+26.7%
Dec 31, 2014	30.22%	+23.9%
Dec 31, 2013	24.40%	-13.6%
Dec 31, 2012	28.24%	-34.4%
Dec 31, 2011	43.04%	+15.1%
Dec 31, 2010	37.38%	-47.8%
Dec 31, 2009	71.64%	-12.7%
Dec 31, 2008	82.09%	+143.0%
Dec 31, 2007	33.78%	+26.5%
Dec 31, 2006	26.71%	+23.9%
Dec 31, 2005	21.56%	-25.0%
Dec 31, 2004	28.73%	-13.9%
Dec 31, 2003	33.37%	-20.1%
Dec 31, 2002	41.76%	+1.8%
Dec 31, 2001	41.02%	-20.6%
Dec 31, 2000	51.63%	+20.3%
Dec 31, 1999	42.93%	+31.8%

Date	Value	Change
Dec 31, 1998	32.58%	+23.5%
Dec 31, 1997	26.39%	+5.8%
Dec 31, 1996	24.95%	-24.1%
Dec 31, 1995	32.89%	+40.0%
Dec 31, 1994	23.49%	+7.8%
Dec 31, 1993	21.79%	-19.3%
Dec 31, 1992	26.99%	-2.4%
Dec 31, 1991	27.66%	+18.3%
Dec 31, 1990	23.38%	+18.4%
Dec 31, 1989	19.74%	-34.7%
Dec 31, 1988	30.21%	-35.2%
Dec 31, 1987	46.61%	+81.2%
Dec 31, 1986	25.72%	+12.6%
Dec 31, 1985	22.84%	-21.9%
Dec 31, 1984	29.26%	-15.8%
Dec 31, 1983	34.74%	-1.2%
Dec 31, 1982	35.15%	+25.9%
Dec 31, 1981	27.93%	+5.1%
Dec 31, 1980	26.57%	+17.7%
Dec 31, 1979	22.58%	-11.4%
Dec 31, 1978	25.48%	+28.5%
Dec 31, 1977	19.83%	-16.6%
Dec 31, 1976	23.79%	-24.4%
Dec 31, 1975	31.46%	-28.2%
Dec 31, 1974	43.83%	+34.1%
Dec 31, 1973	32.69%	+39.1%
Dec 31, 1972	23.50%	-

FAQ

What is the current 1-year volatility of AA?: As of today, AA 1-year volatility is 56.50%
What 1-year volatility category does AA fall into?: Based on its current 1-year historical volatility, AA falls into the high volatility category
What is AA 1-year volatility 1-year high?: AA 1-year volatility reached a 1-year high of 57.31% on April 1, 2026
What is AA 1-year volatility 1-year low?: AA 1-year volatility reached a 1-year low of 49.28% on September 26, 2025

Data Sources & References

AA Official Website www.alcoa.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1675149/000119312526019438/0001193125-26-019438-index.htm
AA Profile on Yahoo Finance finance.yahoo.com/quote/AA
AA Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/aa