On 2026-07-21, Costco (COST) closed at 929.22 USD, down 0.70% on the day. Its RSI(14) of 43.58 is in the 22nd percentile of its history since 1986. Its 20-day return of -2.33% is in the 28th percentile. It trades at 33.7% of its 52-week range. It is trading below its 20-, 50- and 200-day moving averages. Its 20/50/200-day moving averages are 938.42 / 974.58 / 956.85 USD, with price -0.98% / -4.65% / -2.89% against them. Its 52-week range is 844.06–1096.5 USD; it closed 15.26% below the high and 10.09% above the low. Its 20-day volatility is 1.593% daily, in the 53rd percentile of its history since 1986. Its 14-day average true range (ATR) is 20.07 USD, 2.16% of price. It has returned +0.81% over 5 days and -8.40% over 60 days. Against the S&P 500, its weekly-return beta -0.03 / correlation -0.02 (52-week); beta -0.28 / correlation -0.18 (26-week). Its weekly-return correlation to the change in the US 10-year TIPS real yield is -0.17 (52-week); -0.04 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-07-21, prior 2026-07-20)
close 929.22
change -6.58 (-0.703%)
range (as of 2026-07-21)
range 7.55
close pos 63.3% of range
moving averages (as of 2026-07-21)
20d MA 938.42 price below by -0.98%
50d MA 974.58 price below by -4.65%
200d MA 956.85 price below by -2.89%
price < all MAs
stack: 50d > 200d > 20d
volatility (as of 2026-07-21)
20d stdev 1.593% daily ≈ 25.3% annualized (×√252) (53rd pct of own history, since 1986 (10065 obs))
vs easing-2024 avg 1.23× (1.593% vs 1.294% era avg)
ATR (as of 2026-07-21)
ATR(14) 20.07
ATR% 2.16% (45th pct of own history, since 1986 (10071 obs))
range/ATR 37.6%
52-week range (as of 2026-07-21)
high 1096.50 (-15.26% from high)
low 844.06 (+10.09% from low)
momentum (as of 2026-07-21)
RSI(14) 43.58 (22nd pct of own history, since 1986 (10071 obs))
returns (as of 2026-07-21)
5d return +0.81%
20d return -2.33%
60d return -8.40%
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 1.2944%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-07-21)
vs real yield (Δ) -0.04 (26w)
vs real yield (Δ) -0.17 (52w)
S&P 500 market factor (weekly returns) (as of 2026-07-21)
vs S&P 500 beta -0.28 corr -0.18 (26w)
vs S&P 500 beta -0.03 corr -0.02 (52w)
earnings horizon
next earnings 2026-09-24 (65 days)