618,409 sats
$1,000 of BRK.B = 1.944 shares = 1,201,891 sats
Times in UTC
Tends to move slightly against bitcoin. Over 1 year (daily returns): correlation −0.16, beta −0.05, and 50% a year of volatility in sats versus 45% for bitcoin in dollars.
| Window | Corr | Beta | Sats vol | Own vol | In sats | Score |
|---|---|---|---|---|---|---|
| 30D | −0.34 | −0.11 | 43% | 11% | -3.02% | 0 |
| 90D | −0.25 | −0.09 | 42% | 13% | -19.08% | 0 |
| 1Y | −0.16 | −0.05 | 50% | 14% | +54.49% | 0 |
| 3Y | −0.13 | −0.05 | 50% | 16% | -49.48% | 0 |
| 5Y | 0.03 | 0.01 | 53% | 17% |
BRK.B in USDBTC in USDBRK.B in sats
All three start at 100. Flat orange line = moves exactly with bitcoin.
BRK.B last trade Oct 9, 2026, 14:18 UTC (15-min delayed) · BTC/USD $83,202 at Oct 9, 2026, 14:34 UTC
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