Seagate Technology PLC

NASDAQ:STX USA Computer Hardware
Market Cap
$86.96 Billion
Market Cap Rank
#235 Global
#186 in USA
Share Price
$398.78
Change (1 day)
+3.93%
52-Week Range
$66.54 - $446.57
All Time High
$446.57
About

Seagate Technology Holdings plc engages in the provision of data storage technology and infrastructure solutions in Singapore, the United States, the Netherlands, and internationally. The company offers mass capacity storage products, including enterprise nearline hard disk drives (HDDs), enterprise nearline solid state drives (SSDs), enterprise nearline systems, video and image HDDs, and network… Read more

Market Cap & Net Worth: Seagate Technology PLC (STX)

Seagate Technology PLC (NASDAQ:STX) has a market capitalization of $86.96 Billion ($86.96 Billion) as of March 18, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #235 globally and #186 in its home market, demonstrating a 13.03% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Seagate Technology PLC's stock price $398.78 by its total outstanding shares 218073067 (218.07 Million).

Seagate Technology PLC Market Cap History: 2015 to 2026

Seagate Technology PLC's market capitalization history from 2015 to 2026. Data shows growth from $5.15 Billion to $86.96 Billion (30.68% CAGR).

Index Memberships

Seagate Technology PLC is a constituent of 2 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P 500 Index
GSPC
$53.10 Trillion 0.03% #117 of 503
NASDAQ Composite
IXIC
$33.26 Trillion 0.26% #45 of 3165

Weight: Seagate Technology PLC's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Seagate Technology PLC Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Seagate Technology PLC's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

6.60x

Seagate Technology PLC's market cap is 6.60 times its annual revenue

Industry average:
0.37x
Higher than industry average

Latest Price to Earnings (P/E) Ratio

40.88x

Seagate Technology PLC's market cap is 40.88 times its annual earnings

Industry average:
2.74x
Higher than industry average
What These Ratios Tell Investors:
  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $5.84 Billion $11.16 Billion $248.00 Million 0.52x 23.56x
2017 $6.82 Billion $10.77 Billion $772.00 Million 0.63x 8.83x
2018 $6.62 Billion $11.18 Billion $1.18 Billion 0.59x 5.60x
2019 $10.73 Billion $10.39 Billion $2.01 Billion 1.03x 5.33x
2020 $11.82 Billion $10.51 Billion $1.00 Billion 1.12x 11.77x
2021 $22.17 Billion $10.68 Billion $1.31 Billion 2.08x 16.87x
2022 $10.77 Billion $11.66 Billion $1.65 Billion 0.92x 6.53x
2023 $18.22 Billion $7.38 Billion -$529.00 Million 2.47x N/A
2024 $18.82 Billion $6.55 Billion $335.00 Million 2.87x 56.18x
2025 $60.06 Billion $9.10 Billion $1.47 Billion 6.60x 40.88x

Competitor Companies of STX by Market Capitalization

Companies near Seagate Technology PLC in the global market cap rankings as of March 18, 2026.

Key companies related to Seagate Technology PLC by market ranking:

  • Arista Networks (NYSE:ANET): Ranked #131 globally with a market cap of $140.80 Billion USD.
  • Western Digital Corporation (NASDAQ:WDC): Ranked #210 globally with a market cap of $96.27 Billion USD.
  • Dell Technologies Inc (NYSE:DELL): Ranked #444 globally with a market cap of $48.72 Billion USD.
  • DELL TECHS INC. C DL-01 (XETRA:12DA): Ranked #494 globally with a market cap of $43.57 Billion USD ( €42.45 Billion EUR).

Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#131 Arista Networks NYSE:ANET $140.80 Billion $135.35
#210 Western Digital Corporation NASDAQ:WDC $96.27 Billion $286.21
#444 Dell Technologies Inc NYSE:DELL $48.72 Billion $156.54
#494 DELL TECHS INC. C DL-01 XETRA:12DA $43.57 Billion €136.32

Seagate Technology PLC Historical Marketcap From 2015 to 2026

Between 2015 and today, Seagate Technology PLC's market cap moved from $5.15 Billion to $ 86.96 Billion, with a yearly change of 30.68%.

Year Market Cap Change (%)
2026 $86.96 Billion +44.81%
2025 $60.06 Billion +219.07%
2024 $18.82 Billion +3.32%
2023 $18.22 Billion +69.17%
2022 $10.77 Billion -51.42%
2021 $22.17 Billion +87.50%
2020 $11.82 Billion +10.14%
2019 $10.73 Billion +62.14%
2018 $6.62 Billion -2.90%
2017 $6.82 Billion +16.67%
2016 $5.84 Billion +13.41%
2015 $5.15 Billion --

End of Day Market Cap According to Different Sources

On Mar 17th, 2026 the market cap of Seagate Technology PLC was reported to be:

Source Market Cap
Yahoo Finance $86.96 Billion USD
MoneyControl $86.96 Billion USD
MarketWatch $86.96 Billion USD
marketcap.company $86.96 Billion USD
Reuters $86.96 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.