On 2026-08-05, Costco (COST) closed at 941.99 USD, down 0.62% on the day. Its RSI(14) of 47.36 is in the 32nd percentile of its history since 1986. Its 20-day return of -1.17% is in the 35th percentile. It trades at 38.8% of its 52-week range. Its 20/50/200-day moving averages are 938.8 / 953.65 / 957.96 USD, with price +0.34% / -1.22% / -1.67% against them. Its 52-week range is 844.06–1096.5 USD; it closed 14.09% below the high and 11.60% above the low. Its 20-day volatility is 1.504% daily, in the 49th percentile of its history since 1986. Its 14-day average true range (ATR) is 19.85 USD, 2.11% of price. It has returned -3.29% over 5 days and -6.62% over 60 days. Against the S&P 500, its weekly-return beta -0.05 / correlation -0.03 (52-week); beta -0.23 / correlation -0.18 (26-week). Its weekly-return correlation to the change in the US 10-year TIPS real yield is -0.14 (52-week); -0.01 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-08-05, prior 2026-08-04)
close 941.99
change -5.86 (-0.618%)
range (as of 2026-08-05)
range 21.74
close pos 31.0% of range
moving averages (as of 2026-08-05)
20d MA 938.80 price above by +0.34%
50d MA 953.65 price below by -1.22%
200d MA 957.96 price below by -1.67%
price mixed vs MAs
stack: 200d > 50d > 20d
volatility (as of 2026-08-05)
20d stdev 1.504% daily ≈ 23.9% annualized (×√252) (49th pct of own history, since 1986 (10076 obs))
vs easing-2024 avg 1.17× (1.504% vs 1.291% era avg)
ATR (as of 2026-08-05)
ATR(14) 19.85
ATR% 2.11% (44th pct of own history, since 1986 (10082 obs))
range/ATR 109.5%
relative volume (as of 2026-08-05)
RVOL 0.72x (today vs 20-day average volume)
pctile 27th pct of own history, since 1986 (10076 obs)
52-week range (as of 2026-08-05)
high 1096.50 (-14.09% from high)
low 844.06 (+11.60% from low)
momentum (as of 2026-08-05)
RSI(14) 47.36 (32nd pct of own history, since 1986 (10082 obs))
returns (as of 2026-08-05)
5d return -3.29%
20d return -1.17%
60d return -6.62%
volatility by rate-era
pre-crisis 2.3285% (from 1986-07-09)
ZIRP-2009 1.2279%
tightening-2015 1.2566%
ZIRP-2019 1.3913%
tightening-2022 1.6389%
easing-2024 1.2906%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-08-04)
vs real yield (Δ) -0.01 (26w)
vs real yield (Δ) -0.14 (52w)
S&P 500 market factor (weekly returns) (as of 2026-08-05)
vs S&P 500 beta -0.23 corr -0.18 (26w)
vs S&P 500 beta -0.05 corr -0.03 (52w)
earnings horizon
next earnings 2026-09-24 (50 days)