On 2026-08-03, Costco (COST) closed at 954.08 USD, up 0.23% on the day. It trades at 43.6% of its 52-week range. Its 20-day return of +0.40% is in the 44th percentile. Its RSI(14) of 52.19 is in the 48th percentile of its history since 1986. Its 20/50/200-day moving averages are 939.34 / 957.43 / 957.92 USD, with price +1.57% / -0.35% / -0.40% against them. Its 52-week range is 844.06–1096.5 USD; it closed 12.99% below the high and 13.03% above the low. Its 20-day volatility is 1.498% daily, in the 49th percentile of its history since 1986. Its 14-day average true range (ATR) is 19.9 USD, 2.09% of price. It has returned +0.26% over 5 days and -4.18% over 60 days. Against the S&P 500, its weekly-return beta -0.03 / correlation -0.02 (52-week); beta -0.21 / correlation -0.16 (26-week). Its weekly-return correlation to the change in the US 10-year TIPS real yield is -0.15 (52-week); -0.06 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-08-03, prior 2026-07-31)
close 954.08
change +2.19 (+0.230%)
range (as of 2026-08-03)
range 19.23
close pos 27.7% of range
moving averages (as of 2026-08-03)
20d MA 939.34 price above by +1.57%
50d MA 957.43 price below by -0.35%
200d MA 957.92 price below by -0.40%
price mixed vs MAs
stack: 200d > 50d > 20d
volatility (as of 2026-08-03)
20d stdev 1.498% daily ≈ 23.8% annualized (×√252) (49th pct of own history, since 1986 (10074 obs))
vs easing-2024 avg 1.16× (1.498% vs 1.292% era avg)
ATR (as of 2026-08-03)
ATR(14) 19.90
ATR% 2.09% (43rd pct of own history, since 1986 (10080 obs))
range/ATR 96.6%
relative volume (as of 2026-08-03)
RVOL 0.89x (today vs 20-day average volume)
pctile 48th pct of own history, since 1986 (10074 obs)
52-week range (as of 2026-08-03)
high 1096.50 (-12.99% from high)
low 844.06 (+13.03% from low)
momentum (as of 2026-08-03)
RSI(14) 52.19 (48th pct of own history, since 1986 (10080 obs))
returns (as of 2026-08-03)
5d return +0.26%
20d return +0.40%
60d return -4.18%
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 1.2921%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-07-31)
vs real yield (Δ) -0.06 (26w)
vs real yield (Δ) -0.15 (52w)
S&P 500 market factor (weekly returns) (as of 2026-08-03)
vs S&P 500 beta -0.21 corr -0.16 (26w)
vs S&P 500 beta -0.03 corr -0.02 (52w)
earnings horizon
next earnings 2026-09-24 (52 days)