On 2026-07-28, Costco (COST) closed at 966.58 USD, up 1.58% on the day. Its RSI(14) of 58.03 is in the 67th percentile of its history since 1986. Its 20-day return of +2.10% is in the 55th percentile. It trades at 48.5% of its 52-week range. Its 20/50/200-day moving averages are 935.73 / 966.62 / 957.52 USD, with price +3.30% / -0.00% / +0.95% against them. Its 52-week range is 844.06–1096.5 USD; it closed 11.85% below the high and 14.52% above the low. Its 20-day volatility is 1.603% daily, in the 53rd percentile of its history since 1986. Its 14-day average true range (ATR) is 20.08 USD, 2.08% of price. It has returned +4.02% over 5 days and -4.73% over 60 days. Against the S&P 500, its weekly-return beta +0.00 / correlation +0.00 (52-week); beta -0.27 / correlation -0.17 (26-week). Its weekly-return correlation to the change in the US 10-year TIPS real yield is -0.16 (52-week); -0.07 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-07-28, prior 2026-07-27)
close 966.58
change +15.00 (+1.576%)
range (as of 2026-07-28)
range 21.68
close pos 3.3% of range
moving averages (as of 2026-07-28)
20d MA 935.73 price above by +3.30%
50d MA 966.62 price below by >-0.01%
200d MA 957.52 price above by +0.95%
price mixed vs MAs
stack: 50d > 200d > 20d
volatility (as of 2026-07-28)
20d stdev 1.603% daily ≈ 25.4% annualized (×√252) (53rd pct of own history, since 1986 (10070 obs))
vs easing-2024 avg 1.24× (1.603% vs 1.293% era avg)
ATR (as of 2026-07-28)
ATR(14) 20.08
ATR% 2.08% (43rd pct of own history, since 1986 (10076 obs))
range/ATR 108.0%
52-week range (as of 2026-07-28)
high 1096.50 (-11.85% from high)
low 844.06 (+14.52% from low)
momentum (as of 2026-07-28)
RSI(14) 58.03 (67th pct of own history, since 1986 (10076 obs))
returns (as of 2026-07-28)
5d return +4.02%
20d return +2.10%
60d return -4.73%
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 1.2930%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-07-27)
vs real yield (Δ) -0.07 (26w)
vs real yield (Δ) -0.16 (52w)
S&P 500 market factor (weekly returns) (as of 2026-07-28)
vs S&P 500 beta -0.27 corr -0.17 (26w)
vs S&P 500 beta +0.00 corr +0.00 (52w)
earnings horizon
next earnings 2026-09-24 (58 days)