What is the current 10-day volatility of STX?

As of today, STX 10-day volatility is 54.38%

What 10-day volatility category does STX fall into?

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

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

STX 10-day volatility reached a 1-year high of 130.16% on February 10, 2026

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

STX 10-day volatility reached a 1-year low of 35.42% on April 23, 2026

What is the current 1-month volatility of STX?

As of today, STX 1-month volatility is 53.71%

What 1-month volatility category does STX fall into?

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

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

STX 1-month volatility reached a 1-year high of 105.11% on February 2, 2026

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

STX 1-month volatility reached a 1-year low of 36.70% on September 25, 2025

What is the current 3-month volatility of STX?

As of today, STX 3-month volatility is 77.64%

What 3-month volatility category does STX fall into?

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

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

STX 3-month volatility reached a 1-year high of 85.84% on August 19, 2026

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

STX 3-month volatility reached a 1-year low of 35.28% on September 25, 2025

What is the current 1-year volatility of STX?

As of today, STX 1-year volatility is 75.30%

What 1-year volatility category does STX fall into?

Based on its current 1-year historical volatility, STX falls into the extreme volatility category

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

STX 1-year volatility reached a 1-year high of 75.30% on September 25, 2026

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

STX 1-year volatility reached a 1-year low of 41.86% on September 26, 2025

STX Stock Volatility History & Chart Since 2002

10-Day

54.38%

September 25, 2026

Summary

Current Value: As of today, STX 10-day volatility is 54.38%, down -13.06% on September 25, 2026
Value Category: Based on its current 10-day historical volatility, STX falls into the high volatility category
1-Year High: STX 10-day volatility reached a 1-year high of 130.16% on February 10, 2026
1-Year Low: STX 10-day volatility reached a 1-year low of 35.42% on April 23, 2026

10-Day Volatility Chart

Performance

STX Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
10-Day Volatility	Sep 25, 26	54.38%	-13.1%	-42.0%	-26.9%	+24.6%	+18.7%	+142.1%	+121.7%
1-Month Volatility	Sep 25, 26	53.71%	-3.7%	-35.9%	-21.4%	+6.0%	+46.4%	+1.8%	+56.7%
3-Month Volatility	Sep 25, 26	77.64%	-5.1%	-8.7%	+17.7%	+12.2%	+120.1%	+101.3%	+148.8%
1-Year Volatility	Sep 25, 26	75.30%	-0.1%	+1.2%	+15.2%	+41.8%	+79.7%	+87.3%	+102.9%
14-Day RSI	Sep 25, 26	58.52	+2.0%	+26.8%	-6.3%	+20.6%	-21.8%	+24.8%	+15.3%
Beta	Sep 25, 26	2.36	+0.4%	-5.6%	+2.2%	+60.5%	+77.4%	+81.5%	+133.7%
ATR	Sep 25, 26	$49.40	-1.9%	-26.6%	-29.8%	+272.0%	+612.6%	+2345.0%	+1904.7%
Price	Sep 25, 26	$916.83	+1.2%	+11.6%	-10.6%	+232.9%	+317.0%	+1322.5%	+965.1%
200-Day SMA	Sep 25, 26	$635.26	+1.0%	+11.2%	+44.7%	+264.8%	+431.6%	+922.7%	+685.5%
50-Day SMA	Sep 25, 26	$849.75	+0.6%	-4.3%	+5.8%	+217.0%	+392.7%	+1208.8%	+875.2%
20-Day SMA	Sep 25, 26	$849.01	+0.8%	-0.7%	-10.6%	+199.0%	+324.5%	+1181.5%	+893.3%

10-Day Volatility History

Date	Value	Change
Sep 25, 2026	54.38%	+24.6%
Dec 31, 2025	43.65%	+66.2%
Dec 31, 2024	26.26%	-10.2%
Dec 31, 2023	29.25%	-8.2%
Dec 31, 2022	31.88%	+42.1%
Dec 31, 2021	22.43%	-9.3%
Dec 31, 2020	24.72%	+50.3%
Dec 31, 2019	16.45%	-54.5%
Dec 31, 2018	36.17%	+90.7%
Dec 31, 2017	18.97%	-15.7%
Dec 31, 2016	22.49%	-15.7%
Dec 31, 2015	26.67%	-1.8%
Dec 31, 2014	27.16%	-20.7%

Date	Value	Change
Dec 31, 2013	34.27%	+20.0%
Dec 31, 2012	28.57%	-19.7%
Dec 31, 2011	35.59%	+176.7%
Dec 31, 2010	12.86%	-41.1%
Dec 31, 2009	21.84%	-67.7%
Dec 31, 2008	67.59%	+262.4%
Dec 31, 2007	18.65%	+9.2%
Dec 31, 2006	17.08%	-23.2%
Dec 31, 2005	22.23%	+14.9%
Dec 31, 2004	19.34%	-9.8%
Dec 31, 2003	21.45%	-46.3%
Dec 31, 2002	39.96%	-

FAQ

What is the current 10-day volatility of STX?: As of today, STX 10-day volatility is 54.38%
What 10-day volatility category does STX fall into?: Based on its current 10-day historical volatility, STX falls into the high volatility category
What is STX 10-day volatility 1-year high?: STX 10-day volatility reached a 1-year high of 130.16% on February 10, 2026
What is STX 10-day volatility 1-year low?: STX 10-day volatility reached a 1-year low of 35.42% on April 23, 2026

1-Month

53.71%

September 25, 2026

Summary

Current Value: As of today, STX 1-month volatility is 53.71%, down -3.66% on September 25, 2026
Value Category: Based on its current 1-month historical volatility, STX falls into the high volatility category
1-Year High: STX 1-month volatility reached a 1-year high of 105.11% on February 2, 2026
1-Year Low: STX 1-month volatility reached a 1-year low of 36.70% on September 25, 2025

Performance

STX Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Month Volatility	Sep 25, 26	53.71%	-3.7%	-35.9%	-21.4%	+6.0%	+46.4%	+1.8%	+56.7%
10-Day Volatility	Sep 25, 26	54.38%	-13.1%	-42.0%	-26.9%	+24.6%	+18.7%	+142.1%	+121.7%
3-Month Volatility	Sep 25, 26	77.64%	-5.1%	-8.7%	+17.7%	+12.2%	+120.1%	+101.3%	+148.8%
1-Year Volatility	Sep 25, 26	75.30%	-0.1%	+1.2%	+15.2%	+41.8%	+79.7%	+87.3%	+102.9%
14-Day RSI	Sep 25, 26	58.52	+2.0%	+26.8%	-6.3%	+20.6%	-21.8%	+24.8%	+15.3%
Beta	Sep 25, 26	2.36	+0.4%	-5.6%	+2.2%	+60.5%	+77.4%	+81.5%	+133.7%
ATR	Sep 25, 26	$49.40	-1.9%	-26.6%	-29.8%	+272.0%	+612.6%	+2345.0%	+1904.7%
Price	Sep 25, 26	$916.83	+1.2%	+11.6%	-10.6%	+232.9%	+317.0%	+1322.5%	+965.1%
200-Day SMA	Sep 25, 26	$635.26	+1.0%	+11.2%	+44.7%	+264.8%	+431.6%	+922.7%	+685.5%
50-Day SMA	Sep 25, 26	$849.75	+0.6%	-4.3%	+5.8%	+217.0%	+392.7%	+1208.8%	+875.2%
20-Day SMA	Sep 25, 26	$849.01	+0.8%	-0.7%	-10.6%	+199.0%	+324.5%	+1181.5%	+893.3%

1-Month Volatility History

Date	Value	Change
Sep 25, 2026	53.13%	+5.8%
Dec 31, 2025	50.20%	+94.0%
Dec 31, 2024	25.87%	-4.6%
Dec 31, 2023	27.13%	-17.6%
Dec 31, 2022	32.92%	+12.0%
Dec 31, 2021	29.39%	+13.5%
Dec 31, 2020	25.90%	+33.2%
Dec 31, 2019	19.44%	-55.1%
Dec 31, 2018	43.30%	+102.1%
Dec 31, 2017	21.42%	-35.2%
Dec 31, 2016	33.07%	-13.9%
Dec 31, 2015	38.39%	+65.9%
Dec 31, 2014	23.14%	-23.5%

Date	Value	Change
Dec 31, 2013	30.23%	-14.0%
Dec 31, 2012	35.15%	-19.3%
Dec 31, 2011	43.57%	+63.8%
Dec 31, 2010	26.60%	-16.1%
Dec 31, 2009	31.70%	-72.4%
Dec 31, 2008	114.97%	+301.7%
Dec 31, 2007	28.62%	+88.7%
Dec 31, 2006	15.17%	-27.8%
Dec 31, 2005	21.01%	-49.5%
Dec 31, 2004	41.58%	-14.6%
Dec 31, 2003	48.70%	+23.1%
Dec 31, 2002	39.57%	-

FAQ

What is the current 1-month volatility of STX?: As of today, STX 1-month volatility is 53.71%
What 1-month volatility category does STX fall into?: Based on its current 1-month historical volatility, STX falls into the high volatility category
What is STX 1-month volatility 1-year high?: STX 1-month volatility reached a 1-year high of 105.11% on February 2, 2026
What is STX 1-month volatility 1-year low?: STX 1-month volatility reached a 1-year low of 36.70% on September 25, 2025

3-Month

77.64%

September 25, 2026

Summary

Current Value: As of today, STX 3-month volatility is 77.64%, down -5.12% on September 25, 2026
Value Category: Based on its current 3-month historical volatility, STX falls into the extreme volatility category
1-Year High: STX 3-month volatility reached a 1-year high of 85.84% on August 19, 2026
1-Year Low: STX 3-month volatility reached a 1-year low of 35.28% on September 25, 2025

Performance

STX Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
3-Month Volatility	Sep 25, 26	77.64%	-5.1%	-8.7%	+17.7%	+12.2%	+120.1%	+101.3%	+148.8%
10-Day Volatility	Sep 25, 26	54.38%	-13.1%	-42.0%	-26.9%	+24.6%	+18.7%	+142.1%	+121.7%
1-Month Volatility	Sep 25, 26	53.71%	-3.7%	-35.9%	-21.4%	+6.0%	+46.4%	+1.8%	+56.7%
1-Year Volatility	Sep 25, 26	75.30%	-0.1%	+1.2%	+15.2%	+41.8%	+79.7%	+87.3%	+102.9%
14-Day RSI	Sep 25, 26	58.52	+2.0%	+26.8%	-6.3%	+20.6%	-21.8%	+24.8%	+15.3%
Beta	Sep 25, 26	2.36	+0.4%	-5.6%	+2.2%	+60.5%	+77.4%	+81.5%	+133.7%
ATR	Sep 25, 26	$49.40	-1.9%	-26.6%	-29.8%	+272.0%	+612.6%	+2345.0%	+1904.7%
Price	Sep 25, 26	$916.83	+1.2%	+11.6%	-10.6%	+232.9%	+317.0%	+1322.5%	+965.1%
200-Day SMA	Sep 25, 26	$635.26	+1.0%	+11.2%	+44.7%	+264.8%	+431.6%	+922.7%	+685.5%
50-Day SMA	Sep 25, 26	$849.75	+0.6%	-4.3%	+5.8%	+217.0%	+392.7%	+1208.8%	+875.2%
20-Day SMA	Sep 25, 26	$849.01	+0.8%	-0.7%	-10.6%	+199.0%	+324.5%	+1181.5%	+893.3%

3-Month Volatility History

Date	Value	Change
Sep 25, 2026	80.85%	+14.3%
Dec 31, 2025	70.75%	+159.6%
Dec 31, 2024	27.25%	+2.9%
Dec 31, 2023	26.49%	-40.5%
Dec 31, 2022	44.52%	+26.6%
Dec 31, 2021	35.16%	+39.6%
Dec 31, 2020	25.18%	+32.4%
Dec 31, 2019	19.02%	-54.9%
Dec 31, 2018	42.19%	+23.7%
Dec 31, 2017	34.10%	+4.9%
Dec 31, 2016	32.50%	-34.2%
Dec 31, 2015	49.40%	+83.6%
Dec 31, 2014	26.90%	-4.2%

Date	Value	Change
Dec 31, 2013	28.07%	-17.4%
Dec 31, 2012	34.00%	-53.9%
Dec 31, 2011	73.69%	+25.6%
Dec 31, 2010	58.65%	+46.7%
Dec 31, 2009	39.97%	-60.1%
Dec 31, 2008	100.20%	+197.7%
Dec 31, 2007	33.66%	+13.6%
Dec 31, 2006	29.62%	-3.0%
Dec 31, 2005	30.55%	-20.1%
Dec 31, 2004	38.25%	-47.1%
Dec 31, 2003	72.34%	+82.8%
Dec 31, 2002	39.57%	-

FAQ

What is the current 3-month volatility of STX?: As of today, STX 3-month volatility is 77.64%
What 3-month volatility category does STX fall into?: Based on its current 3-month historical volatility, STX falls into the extreme volatility category
What is STX 3-month volatility 1-year high?: STX 3-month volatility reached a 1-year high of 85.84% on August 19, 2026
What is STX 3-month volatility 1-year low?: STX 3-month volatility reached a 1-year low of 35.28% on September 25, 2025

1-Year

75.30%

September 25, 2026

Summary

Current Value: As of today, STX 1-year volatility is 75.30%, down -0.11% on September 25, 2026
Value Category: Based on its current 1-year historical volatility, STX falls into the extreme volatility category
1-Year High: STX 1-year volatility reached a 1-year high of 75.30% on September 25, 2026
1-Year Low: STX 1-year volatility reached a 1-year low of 41.86% on September 26, 2025

Performance

STX Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
1-Year Volatility	Sep 25, 26	75.30%	-0.1%	+1.2%	+15.2%	+41.8%	+79.7%	+87.3%	+102.9%
10-Day Volatility	Sep 25, 26	54.38%	-13.1%	-42.0%	-26.9%	+24.6%	+18.7%	+142.1%	+121.7%
1-Month Volatility	Sep 25, 26	53.71%	-3.7%	-35.9%	-21.4%	+6.0%	+46.4%	+1.8%	+56.7%
3-Month Volatility	Sep 25, 26	77.64%	-5.1%	-8.7%	+17.7%	+12.2%	+120.1%	+101.3%	+148.8%
1-Year Volatility	Sep 25, 26	75.30%	-0.1%	+1.2%	+15.2%	+41.8%	+79.7%	+87.3%	+102.9%
14-Day RSI	Sep 25, 26	58.52	+2.0%	+26.8%	-6.3%	+20.6%	-21.8%	+24.8%	+15.3%
Beta	Sep 25, 26	2.36	+0.4%	-5.6%	+2.2%	+60.5%	+77.4%	+81.5%	+133.7%
ATR	Sep 25, 26	$49.40	-1.9%	-26.6%	-29.8%	+272.0%	+612.6%	+2345.0%	+1904.7%
Price	Sep 25, 26	$916.83	+1.2%	+11.6%	-10.6%	+232.9%	+317.0%	+1322.5%	+965.1%
200-Day SMA	Sep 25, 26	$635.26	+1.0%	+11.2%	+44.7%	+264.8%	+431.6%	+922.7%	+685.5%
50-Day SMA	Sep 25, 26	$849.75	+0.6%	-4.3%	+5.8%	+217.0%	+392.7%	+1208.8%	+875.2%
20-Day SMA	Sep 25, 26	$849.01	+0.8%	-0.7%	-10.6%	+199.0%	+324.5%	+1181.5%	+893.3%

1-Year Volatility History

Date	Value	Change
Sep 25, 2026	75.17%	+41.6%
Dec 31, 2025	53.10%	+73.0%
Dec 31, 2024	30.69%	-13.8%
Dec 31, 2023	35.60%	-15.8%
Dec 31, 2022	42.28%	+8.1%
Dec 31, 2021	39.13%	-8.8%
Dec 31, 2020	42.90%	+37.9%
Dec 31, 2019	31.10%	-15.1%
Dec 31, 2018	36.61%	-7.4%
Dec 31, 2017	39.53%	-29.0%
Dec 31, 2016	55.68%	+52.8%
Dec 31, 2015	36.45%	+36.8%
Dec 31, 2014	26.65%	-16.1%

Date	Value	Change
Dec 31, 2013	31.77%	-30.6%
Dec 31, 2012	45.77%	-15.3%
Dec 31, 2011	54.05%	+5.3%
Dec 31, 2010	51.33%	-32.5%
Dec 31, 2009	76.07%	+18.0%
Dec 31, 2008	64.45%	+100.7%
Dec 31, 2007	32.11%	-12.3%
Dec 31, 2006	36.60%	+8.3%
Dec 31, 2005	33.80%	-28.1%
Dec 31, 2004	47.01%	-19.0%
Dec 31, 2003	58.01%	+46.6%
Dec 31, 2002	39.57%	-

FAQ

What is the current 1-year volatility of STX?: As of today, STX 1-year volatility is 75.30%
What 1-year volatility category does STX fall into?: Based on its current 1-year historical volatility, STX falls into the extreme volatility category
What is STX 1-year volatility 1-year high?: STX 1-year volatility reached a 1-year high of 75.30% on September 25, 2026
What is STX 1-year volatility 1-year low?: STX 1-year volatility reached a 1-year low of 41.86% on September 26, 2025

Data Sources & References

STX Official Website www.seagate.com
STX Profile on Yahoo Finance finance.yahoo.com/quote/STX
STX Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/stx