Current
$175B
5-Year Average
$35B
All-Time High
$251B
All-Time Low
$1.51B
Market cap daily chart for Seagate Technology (STX)
Aug 2, 2021 – Jul 29, 2026 · 1,253 trading days
Market Cap growth chart for Seagate Technology (STX) from 2017 to 2026
Latest: +511.9%
Market Cap history table for Seagate Technology (STX) from 2003 to 2026
| 2026 | $188B | +511.9% | +$157B | ||
| 2025 | $30.7B | +40.2% | +$8.8B | ||
| 2024 | $21.9B | +70.9% | +$9.09B | ||
| 2023 | $12.8B | -17.2% | -$2.67B | ||
| 2022 | $15.5B | -27.4% | -$5.85B | ||
| 2021 | $21.3B | +70.0% | +$8.78B | ||
| 2020 | $12.5B | -6.6% | -$884M | ||
| 2019 | $13.4B | -18.6% | -$3.06B | ||
| 2018 | $16.5B | +42.3% | +$4.9B | ||
| 2017 | $11.6B | +57.5% | +$4.23B | ||
| 2016 | $7.36B | -53.2% | -$8.37B | ||
| 2015 | $15.7B | -20.3% | -$3.99B | ||
| 2014 | $19.7B | +15.1% | +$2.59B | ||
| 2013 | $17.1B | +57.0% | +$6.22B | ||
| 2012 | $10.9B | +44.5% | +$3.36B | ||
| 2011 | $7.55B | +12.6% | +$844M | ||
| 2010 | $6.7B | +31.3% | +$1.6B | ||
| 2009 | $5.1B | -50.4% | -$5.19B | ||
| 2008 | $10.3B | -19.5% | -$2.49B | ||
| 2007 | $12.8B | +7.7% | +$916M | ||
| 2006 | $11.9B | +34.7% | +$3.05B | ||
| 2005 | $8.81B | +22.6% | +$1.62B | ||
| 2004 | $7.19B | -13.4% | -$1.11B | ||
| 2003 | $8.3B | — | — |
- 2026$188B+511.9%
- 2025$30.7B+40.2%
- 2024$21.9B+70.9%
- 2023$12.8B-17.2%
- 2022$15.5B-27.4%
- 2021$21.3B+70.0%
- 2020$12.5B-6.6%
- 2019$13.4B-18.6%
- 2018$16.5B+42.3%
- 2017$11.6B+57.5%
- 2016$7.36B-53.2%
- 2015$15.7B-20.3%
- 2014$19.7B+15.1%
- 2013$17.1B+57.0%
- 2012$10.9B+44.5%
- 2011$7.55B+12.6%
- 2010$6.7B+31.3%
- 2009$5.1B-50.4%
- 2008$10.3B-19.5%
- 2007$12.8B+7.7%
- 2006$11.9B+34.7%
- 2005$8.81B+22.6%
- 2004$7.19B-13.4%
- 2003$8.3B—
Market Cap values are taken from Seagate Technology's reported income statements (share counts) and end-of-day prices (interim 6-K and annual 20-F filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
About Market Cap at Seagate Technology (STX)
According to Seagate Technology's latest reported financial statements, the company's latest reported market cap is $188B. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
2026's annual market cap for Seagate Technology (STX) came in at $188B – surged 511.9% year-over-year.
Through 2021–2026 (5 years), Seagate Technology market cap delivered a +54.5% annualised rate; sustaining 3 straight years of year-over-year growth.
$188B stands as the all-time-high annual market cap, posted in 2026, against a low of $5.1B during 2009.
Seagate Technology Market Cap by Year
Seagate Technology Market Cap 2026: $188B
In 2026, Seagate Technology reported market cap of $188B, surged 511.9% from 2025. This figure represents the highest annual value in the available history.
Seagate Technology Market Cap 2025: $30.7B
Seagate Technology market cap in 2025 was $30.7B, surged 40.2% from 2024.
Seagate Technology Market Cap 2024: $21.9B
2024's market cap for Seagate Technology came in at $21.9B, surged 70.9% from 2023.
Seagate Technology Market Cap 2023: $12.8B
Seagate Technology posted market cap of $12.8B in 2023, declined 17.2% below 2022.
Seagate Technology Market Cap 2022: $15.5B
Seagate Technology market cap in 2022 was $15.5B.
See more financial history for Seagate Technology (STX).
Sector peers by Market Cap
Technology peers of Seagate Technology (STX), ranked by their latest market cap
| $4.97T | |
| $4.6T | |
| $2.9T | |
| $1.94T | |
| $1.76T | |
| $900B | |
| $835B | |
| $700B |
- $4.97T
- $4.6T
- $2.9T
- $1.94T
- $1.76T
- $900B
- $700B
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