BRK-B
As of 2026-05-29, Berkshire Hathaway (BRK-B) has a market capitalization of $1.022 T, making it the #11 most valuable US-listed company.
| Date | Market cap |
|---|---|
| 2026-05-29 | $1.022 T |
| 2026-05-28 | $1.035 T |
| 2026-05-26 | $1.046 T |
| 2026-05-25 | $1.049 T |
| 2026-05-24 | $1.049 T |
| 2026-05-22 | $1.049 T |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
As of 2026-05-29, Berkshire Hathaway (BRK-B) has a market capitalization of $1.022 T, making it the #11 most valuable US-listed company.
Berkshire Hathaway is the #11 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.