Best Buy (BBY) Market Cap 1986–2026

As of October 29, 2026, Best Buy had a market cap of $21.12 billion, which increased by 3.53% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

Data updated: Oct 29, 2026, 4:00 PM ET
Best Buy logo

Best Buy Co Inc. (BBY)

🌍 United States 📈 NYSE 🏭 Consumer Cyclical 🏢 Specialty Retail
Latest Market Cap
$21.12B ▲ 3.53%
Start of 2026
$14.02B ▲ 50.64%
1 Year Ago
$17.48B ▲ 20.82%
All-Time High
$33.644B ▼ 37.22%


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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.

📈 Best Buy Market Cap History by Year and Month

Best Buy Market Cap History by Year and Month
Year / MonthMarket Cap% Change
2026$21.12B▲ 50.64%
$21.12B▲ 13.73%
$18.57B▲ 9.95%
$16.89B▼ 7.04%
$18.17B▲ 13.63%
$15.99B▼ 2.62%
$16.42B▲ 29.80%
$12.65B▼ 5.81%
$13.43B▲ 3.47%
$12.98B▼ 4.84%
$13.64B▼ 2.71%
2025$14.02B▼ 23.57%
2024$18.344B▲ 8.79%
2023$16.862B▼ 4.99%
2022$17.747B▼ 27.39%
All market cap values reflect closing prices for the period shown.

📊 Best Buy Market Cap and Other Industry Peers

Below are selected companies from the Consumer Cyclical sector / subsector:

  1. $30.6B
  2. $27.75B
  3. $21.12B
  4. $17.56B
  5. $16.39B
  6. $15.22B
  7. $13.94B
  8. $13.52B
  9. $12.66B
  10. $10.78B
  11. $9.77B
  12. $8.36B
  13. $8.03B
  14. $7.97B
  15. $7.9B
  16. $7.03B
  17. $6.54B
  18. $5.61B
  19. $5.38B
  20. $4.6B


Data reflect the most recent market capitalization values available.

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.