On 2026-08-21, Bitcoin (BTC) closed at 75566.5 USD, up 3.47% on the day. Its RSI(14) of 83.56 is in the 98th percentile of its history since 2014. Its 20-day return of +20.40% is in the 86th percentile. It trades at 26.0% of its 52-week range. RSI above 70 is conventionally termed overbought. It is trading above its 20-, 50- and 200-day moving averages. Its 20/50/200-day moving averages are 65231.32 / 64515.18 / 68959.75 USD, with price +15.84% / +17.13% / +9.58% against them. Its 52-week range is 57747.77–126198.07 USD; it closed 40.12% below the high and 30.86% above the low. Its 20-day volatility is 2.153% daily, in the 30th percentile of its history since 2014. Its 14-day average true range (ATR) is 1813.03 USD, 2.40% of price. It has returned +20.29% over 5 days and +18.16% over 60 days. Against the S&P 500, its weekly-return beta +1.41 / correlation +0.38 (52-week); beta +1.00 / correlation +0.32 (26-week). Against the US dollar index (DXY), its weekly-return beta -2.12 / correlation -0.25 (52-week); beta -2.87 / correlation -0.36 (26-week).
=== BITCOIN (BTC) (USD) ===
price & change (as of 2026-08-21, prior 2026-08-20)
close 75566.53
change +2533.77 (+3.469%)
range (as of 2026-08-21)
range 2392.99 (H−L unaffected by the out-of-range close; only close-position is)
close pos n/a (close 160.54 above high)
moving averages (as of 2026-08-21)
20d MA 65231.32 price above by +15.84%
50d MA 64515.18 price above by +17.13%
200d MA 68959.75 price above by +9.58%
price > all MAs
stack: 200d > 20d > 50d
volatility (as of 2026-08-21)
20d stdev 2.153% daily ≈ 41.1% annualized (×√365, 24/7 market) (30th pct of own history, since 2014 (4337 obs))
vs easing-2024 avg 0.86× (2.153% vs 2.502% era avg)
ATR (as of 2026-08-21)
ATR(14) 1813.03
ATR% 2.40% (13th pct of own history, since 2014 (4343 obs))
range/ATR 132.0%
relative volume (as of 2026-08-21)
RVOL 2.67x (today vs 20-day average volume)
pctile 99th pct of own history, since 2014 (4337 obs)
52-week range (as of 2026-08-21)
high 126198.07 (-40.12% from high)
low 57747.77 (+30.86% from low)
momentum (as of 2026-08-21)
RSI(14) 83.56 (98th pct of own history, since 2014 (4343 obs))
returns (as of 2026-08-21)
5d return +20.29%
20d return +20.40%
60d return +18.16%
volatility by rate-era
ZIRP-2009 3.57% (from 2014-09-17)
tightening-2015 4.05%
ZIRP-2019 3.85%
tightening-2022 2.86%
easing-2024 2.50%
S&P 500 market factor (weekly returns; async daily closes cap the magnitude) (as of 2026-08-21)
vs S&P 500 beta +1.00 corr +0.32 (26w)
vs S&P 500 beta +1.41 corr +0.38 (52w)
dollar factor (weekly returns vs DXY; async daily closes cap the magnitude) (as of 2026-08-21)
vs DXY beta -2.87 corr -0.36 (26w)
vs DXY beta -2.12 corr -0.25 (52w)