On 2026-07-27, Costco (COST) closed at 951.58 USD, up 1.77% on the day. Its 20-day return of -0.10% is in the 41st percentile. It trades at 42.6% of its 52-week range. Its RSI(14) of 53.05 is in the 51st percentile of its history since 1986. Its 20/50/200-day moving averages are 934.74 / 968.12 / 957.26 USD, with price +1.80% / -1.71% / -0.59% against them. Its 52-week range is 844.06–1096.5 USD; it closed 13.22% below the high and 12.74% above the low. Its 20-day volatility is 1.573% daily, in the 52nd percentile of its history since 1986. Its 14-day average true range (ATR) is 18.85 USD, 1.98% of price. It has returned +1.69% over 5 days and -4.72% over 60 days. Against the S&P 500, its weekly-return beta +0.00 / correlation +0.00 (52-week); beta -0.27 / 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 2026-07-27, prior 2026-07-24)
close 951.58
change +16.55 (+1.770%)
range (as of 2026-07-27)
range 19.91
close pos 74.9% of range
moving averages (as of 2026-07-27)
20d MA 934.74 price above by +1.80%
50d MA 968.12 price below by -1.71%
200d MA 957.26 price below by -0.59%
price mixed vs MAs
stack: 50d > 200d > 20d
volatility (as of 2026-07-27)
20d stdev 1.573% daily ≈ 25.0% annualized (×√252) (52nd pct of own history, since 1986 (10069 obs))
vs easing-2024 avg 1.22× (1.573% vs 1.293% era avg)
ATR (as of 2026-07-27)
ATR(14) 18.85
ATR% 1.98% (39th pct of own history, since 1986 (10075 obs))
range/ATR 105.6%
52-week range (as of 2026-07-27)
high 1096.50 (-13.22% from high)
low 844.06 (+12.74% from low)
momentum (as of 2026-07-27)
RSI(14) 53.05 (51st pct of own history, since 1986 (10075 obs))
returns (as of 2026-07-27)
5d return +1.69%
20d return -0.10%
60d return -4.72%
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 1.2927%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-07-24)
vs real yield (Δ) -0.04 (26w)
vs real yield (Δ) -0.17 (52w)
S&P 500 market factor (weekly returns) (as of 2026-07-27)
vs S&P 500 beta -0.27 corr -0.18 (26w)
vs S&P 500 beta +0.00 corr +0.00 (52w)
earnings horizon
next earnings 2026-09-24 (59 days)