On 2026-07-17, Costco (COST) closed at 940.87 USD, down 0.50% on the day. Its 20-day return of -2.56% is in the 27th percentile. Its RSI(14) of 47.22 is in the 32nd percentile of its history since 1986. It trades at 38.3% of its 52-week range. Its 20/50/200-day moving averages are 940.3 / 977.44 / 956.74 USD, with price +0.06% / -3.74% / -1.66% against them. Its 52-week range is 844.06–1096.5 USD; it closed 14.19% below the high and 11.47% above the low. Its 20-day volatility is 1.615% daily, in the 54th percentile of its history since 1986. Its 14-day average true range (ATR) is 21.19 USD, 2.25% of price. It has returned +2.69% over 5 days and -6.46% over 60 days. Against the S&P 500, its weekly-return beta -0.04 / correlation -0.03 (52-week); beta -0.29 / correlation -0.18 (26-week). Its weekly-return correlation to the change in the US 10-year TIPS real yield is -0.14 (52-week); -0.01 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-07-17, prior 2026-07-16)
close 940.87
change -4.70 (-0.497%)
range (as of 2026-07-17)
range 30.57
close pos 23.3% of range
moving averages (as of 2026-07-17)
20d MA 940.30 price above by +0.06%
50d MA 977.44 price below by -3.74%
200d MA 956.74 price below by -1.66%
price mixed vs MAs
stack: 50d > 200d > 20d
volatility (as of 2026-07-17)
20d stdev 1.615% daily ≈ 25.6% annualized (×√252) (54th pct of own history, since 1986 (10063 obs))
vs easing-2024 avg 1.25× (1.615% vs 1.296% era avg)
ATR (as of 2026-07-17)
ATR(14) 21.19
ATR% 2.25% (48th pct of own history, since 1986 (10069 obs))
range/ATR 144.3%
52-week range (as of 2026-07-17)
high 1096.50 (-14.19% from high)
low 844.06 (+11.47% from low)
momentum (as of 2026-07-17)
RSI(14) 47.22 (32nd pct of own history, since 1986 (10069 obs))
returns (as of 2026-07-17)
5d return +2.69%
20d return -2.56%
60d return -6.46%
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 1.2958%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-07-16)
vs real yield (Δ) -0.01 (26w)
vs real yield (Δ) -0.14 (52w)
S&P 500 market factor (weekly returns; async daily closes cap the magnitude) (as of 2026-07-17)
vs S&P 500 beta -0.29 corr -0.18 (26w)
vs S&P 500 beta -0.04 corr -0.03 (52w)
earnings horizon
next earnings 2026-09-24 (69 days)