On 2026-08-11, Costco (COST) closed at 944.32 USD, down 0.89% on the day. Its RSI(14) of 48.15 is in the 35th percentile of its history since 1986. It trades at 39.7% of its 52-week range. Its 20-day return of +2.45% is in the 57th percentile. It is trading below its 20-, 50- and 200-day moving averages. Its 20/50/200-day moving averages are 944.63 / 950.37 / 958.16 USD, with price -0.03% / -0.64% / -1.44% against them. Its 52-week range is 844.06–1096.5 USD; it closed 13.88% below the high and 11.88% above the low. Its 20-day volatility is 1.147% daily, in the 30th percentile of its history since 1986. Its 14-day average true range (ATR) is 18.92 USD, 2.00% of price. It has returned -0.37% over 5 days and -9.31% over 60 days. Against the S&P 500, its weekly-return beta -0.03 / correlation -0.02 (52-week); beta -0.17 / correlation -0.14 (26-week). Its weekly-return correlation to the change in the US 10-year TIPS real yield is -0.13 (52-week); +0.04 (26-week). Next earnings are scheduled for 2026-09-24.
=== COSTCO (COST) (USD) ===
price & change (as of 2026-08-11, prior 2026-08-10)
close 944.32
change -8.43 (-0.885%)
range (as of 2026-08-11)
range 16.81
close pos 37.1% of range
moving averages (as of 2026-08-11)
20d MA 944.63 price below by -0.03%
50d MA 950.37 price below by -0.64%
200d MA 958.16 price below by -1.44%
price < all MAs
stack: 200d > 50d > 20d
volatility (as of 2026-08-11)
20d stdev 1.147% daily ≈ 18.2% annualized (×√252) (30th pct of own history, since 1986 (10080 obs))
vs easing-2024 avg 0.89× (1.147% vs 1.288% era avg)
ATR (as of 2026-08-11)
ATR(14) 18.92
ATR% 2.00% (40th pct of own history, since 1986 (10086 obs))
range/ATR 88.8%
relative volume (as of 2026-08-11)
RVOL 0.89x (today vs 20-day average volume)
pctile 48th pct of own history, since 1986 (10080 obs)
52-week range (as of 2026-08-11)
high 1096.50 (-13.88% from high)
low 844.06 (+11.88% from low)
momentum (as of 2026-08-11)
RSI(14) 48.15 (35th pct of own history, since 1986 (10086 obs))
returns (as of 2026-08-11)
5d return -0.37%
20d return +2.45%
60d return -9.31%
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 1.2877%
real-yield sensitivity (weekly returns vs weekly Δ in 10Y TIPS real yield, DFII10) (as of 2026-08-10)
vs real yield (Δ) +0.04 (26w)
vs real yield (Δ) -0.13 (52w)
S&P 500 market factor (weekly returns) (as of 2026-08-11)
vs S&P 500 beta -0.17 corr -0.14 (26w)
vs S&P 500 beta -0.03 corr -0.02 (52w)
earnings horizon
next earnings 2026-09-24 (44 days)