COSTCostco

$910.19

What is the market doing?

What the tape says about COST

Costco is −6.0% over the past year while the S&P 500 is +20%: 26 points behind the market.

−6.0%

1-year return · S&P 500 +20%

vs 200-day average
−4.9%

vs 200-day average · below trend, but not far

RSI (14)
34

RSI (14) · neutral

Below its 52-week high
17%

Below its 52-week high

2024-08-14$720.25 – $1,094.32 · dashed line: 200-day average2026-09-08
Details
Last close2026-09-08
$910.19
1 monthS&P 500 −0.30%
−4.1%
1 yearS&P 500 +20%
−6.0%
5 yearsS&P 500 +85%
+116%
vs 50-day average$948.56
−4.0%
52-week high
$1,094.32
52-week low
$847.61
Annualised volatility
21%
Insider buying, net, 6 monthsForms 3/4/5 to 2026-06-30
−$6.8M
Calendar-year price return
YearReturn
2026 (year to date)+5.8%
2025−5.4%
2024+40%
2023+49%
2022−19%
2021+52%
2020+33%
2019+46%
2018+11%
2017+22%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan108 of 10+3.2%
Feb106 of 10+1.5%
Mar105 of 10+1.3%
Apr108 of 10+2.4%
May107 of 10+0.89%
Jun107 of 10+1.6%
Jul118 of 11+3.7%
Aug116 of 11+2.2%
Sep114 of 11−1.3%
Oct104 of 10+0.76%
Nov1010 of 10+6.5%
Dec104 of 10−1.5%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.