On 2026-07-30, Costco (COST) closed at 954.17 USD, down 2.04% on the day. Its 20-day return of +3.19% is in the 62nd percentile. It trades at 43.6% of its 52-week range. Its RSI(14) of 52.23 is in the 48th percentile of its history since 1986. Its 20/50/200-day moving averages are 939.14 / 962.68 / 957.8 USD, with price +1.60% / -0.88% / -0.38% against them. Its 52-week range is 844.06–1096.5 USD; it closed 12.98% below the high and 13.05% above the low. Its 20-day volatility is 1.631% daily, in the 55th percentile of its history since 1986. Its 14-day average true range (ATR) is 20.1 USD, 2.11% of price. It has returned +3.04% over 5 days and -5.79% over 60 days. Against the S&P 500, its weekly-return beta +0.01 / correlation +0.00 (52-week); beta -0.26 / 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); -0.09 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-07-30, prior 2026-07-29)
close 954.17
change -19.86 (-2.039%)
range (as of 2026-07-30)
range 11.08
close pos 40.5% of range
moving averages (as of 2026-07-30)
20d MA 939.14 price above by +1.60%
50d MA 962.68 price below by -0.88%
200d MA 957.80 price below by -0.38%
price mixed vs MAs
stack: 50d > 200d > 20d
volatility (as of 2026-07-30)
20d stdev 1.631% daily ≈ 25.9% annualized (×√252) (55th pct of own history, since 1986 (10072 obs))
vs easing-2024 avg 1.26× (1.631% vs 1.294% era avg)
ATR (as of 2026-07-30)
ATR(14) 20.10
ATR% 2.11% (44th pct of own history, since 1986 (10078 obs))
range/ATR 55.1%
relative volume (as of 2026-07-30)
RVOL 1.02x (today vs 20-day average volume)
pctile 62nd pct of own history, since 1986 (10072 obs)
52-week range (as of 2026-07-30)
high 1096.50 (-12.98% from high)
low 844.06 (+13.05% from low)
momentum (as of 2026-07-30)
RSI(14) 52.23 (48th pct of own history, since 1986 (10078 obs))
returns (as of 2026-07-30)
5d return +3.04%
20d return +3.19%
60d return -5.79%
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 1.2940%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-07-29)
vs real yield (Δ) -0.09 (26w)
vs real yield (Δ) -0.17 (52w)
S&P 500 market factor (weekly returns) (as of 2026-07-30)
vs S&P 500 beta -0.26 corr -0.18 (26w)
vs S&P 500 beta +0.01 corr +0.00 (52w)
earnings horizon
next earnings 2026-09-24 (56 days)