On 2026-08-21, Ethereum (ETH) closed at 2367.36 USD, up 1.76% on the day. Its RSI(14) of 85.44 is in the 99th percentile of its history since 2017. Its 20-day return of +28.42% is in the 87th percentile. It trades at 25.0% 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 1953.97 / 1890.55 / 2003.67 USD, with price +21.16% / +25.22% / +18.15% against them. Its 52-week range is 1506.51–4953.73 USD; it closed 52.21% below the high and 57.14% above the low. Its 20-day volatility is 4.002% daily, in the 57th percentile of its history since 2017. Its 14-day average true range (ATR) is 74.07 USD, 3.13% of price. It has returned +26.33% over 5 days and +37.12% over 60 days. Against the S&P 500, its weekly-return beta +1.84 / correlation +0.37 (52-week); beta +1.18 / correlation +0.29 (26-week). Against the US dollar index (DXY), its weekly-return beta -3.40 / correlation -0.30 (52-week); beta -3.92 / correlation -0.37 (26-week). Against Bitcoin (BTC), its weekly-return beta +1.24 / correlation +0.95 (52-week); beta +1.19 / correlation +0.96 (26-week).
=== ETHEREUM (ETH) (USD) ===
price & change (as of 2026-08-21, prior 2026-08-20)
close 2367.36
change +40.98 (+1.762%)
range (as of 2026-08-21)
range 48.02
close pos 87.5% of range
moving averages (as of 2026-08-21)
20d MA 1953.97 price above by +21.16%
50d MA 1890.55 price above by +25.22%
200d MA 2003.67 price above by +18.15%
price > all MAs
stack: 200d > 20d > 50d
volatility (as of 2026-08-21)
20d stdev 4.002% daily ≈ 76.5% annualized (×√365, 24/7 market) (57th pct of own history, since 2017 (3188 obs))
vs easing-2024 avg 1.11× (4.002% vs 3.609% era avg)
ATR (as of 2026-08-21)
ATR(14) 74.07
ATR% 3.13% (7th pct of own history, since 2017 (3194 obs))
range/ATR 64.8%
relative volume (as of 2026-08-21)
RVOL 3.13x (today vs 20-day average volume)
pctile 100th pct of own history, since 2017 (3188 obs)
52-week range (as of 2026-08-21)
high 4953.73 (-52.21% from high)
low 1506.51 (+57.14% from low)
momentum (as of 2026-08-21)
RSI(14) 85.44 (99th pct of own history, since 2017 (3194 obs))
returns (as of 2026-08-21)
5d return +26.33%
20d return +28.42%
60d return +37.12%
volatility by rate-era
tightening-2015 5.80% (from 2017-11-09)
ZIRP-2019 4.92%
tightening-2022 3.64%
easing-2024 3.61%
S&P 500 market factor (weekly returns; async daily closes cap the magnitude) (as of 2026-08-21)
vs S&P 500 beta +1.18 corr +0.29 (26w)
vs S&P 500 beta +1.84 corr +0.37 (52w)
dollar factor (weekly returns vs DXY; async daily closes cap the magnitude) (as of 2026-08-21)
vs DXY beta -3.92 corr -0.37 (26w)
vs DXY beta -3.40 corr -0.30 (52w)
bitcoin factor (weekly returns vs BTC; 24/7 legs, full-week resample) (as of 2026-08-21)
vs BTC beta +1.19 corr +0.96 (26w)
vs BTC beta +1.24 corr +0.95 (52w)