Skip to content
Costco Wholesale Corporation

Costco Wholesale Corporation technical analysis

COSTConsumer Defensive Updated daily

Technical analysis of Costco Wholesale Corporation (stock) with the Montbon Method — Elliott Waves, moving averages and a 0–100 score.

What is Costco Wholesale Corporation

Costco Wholesale Corporation is a company that operates membership warehouses offering a wide range of products including groceries, non-food merchandise, fresh food, and ancillary services such as gasoline stations, pharmacies, and optical centers. Founded in 1976 and based in Issaquah, Washington, it operates in numerous countries including the United States, Canada, Mexico, Japan, the United Kingdom, and various nations in Europe and Asia-Pacific. The company is also involved in e-commerce, business centers, and travel services.

Description generated automatically from public sources; it may be inaccurate or out of date.

Costco Wholesale Corporation: latest session data

Closing values for September 4, 2026, computed on the last 12 months of prices.

Close915.74 $
Change−1.04%
RSI (14)38.1
MACD-5.788
ADX12.4
Volatility (ATR)1.88%
Volume vs 20-avg119%
12-month high1,094.76 $
12-month low905.79 $

Moving averages

21 sessions

947.22 $

−3.32%

50 sessions

943.01 $

−2.89%

200 sessions

957.87 $

−4.40%

Session levels

s2

908.38

Support

s1

916.89

Support

pivot

923.83

Pivot

r1

932.34

Resistance

r2

939.28

Resistance

How to read it

In the September 4, 2026 session Costco Wholesale Corporation closed lower at 915.74 $, −1.04% versus the previous session.

The price sits below every moving average observed: −3.32% against the 21-session average, −2.89% against the 50 and −4.40% against the 200.

The 14-period RSI reads 38.1, in neutral territory.

MACD stands at -5.788 against a signal line at -1.816: the histogram is negative (−3.973).

ADX reads 12.4, indicating weak directionality.

Levels computed on the latest session place supports at 916.89 and 908.38 $ and resistances at 932.34 and 939.28 $, around a pivot of 923.83.

The average daily range (ATR) is 17.172 $, or 1.88% of price.

Turnover was 2.1M shares, 119% of the 20-session average.

Over the last twelve months the price ranged between 905.79 and 1,094.76 $, and today stands −16.35% from the period high.

Measures computed on closing prices. They describe the past; they are not forecasts.

Open the full analysis of Costco Wholesale Corporation

Score, Elliott Waves, moving averages and technical indicators — free, no card

If you're not registered we'll ask you to sign in (free), then open the COST analysis.

How Montbon’s technical analysis works

Montbon analyses markets with Elliott Waves, multi-timeframe moving averages and a 0–100 score summarising the technical setup. It is an informational screening tool.

Elliott Waves

Wave counting to frame the price structure.

MTF moving averages

Moving averages across timeframes to read the trend.

0–100 score

A technical summary of the setup, updated daily.

Read the full Montbon Score methodology →

FAQ about Costco Wholesale Corporation

How is Costco Wholesale Corporation analysed technically?

Technical analysis of Costco Wholesale Corporation is based on price charts and indicators such as moving averages, RSI and MACD, to observe trend, momentum and volatility across different time horizons.

Which timeframes are used for Costco Wholesale Corporation?

The daily and weekly charts are typically used for medium-to-long-term trends, while intraday charts (for example 1-hour or 15-minute) are used for short-term movements.

What are Elliott Waves applied to Costco Wholesale Corporation?

Elliott Wave theory describes price moves as sequences of impulsive and corrective waves; applied to Costco Wholesale Corporation it helps frame the technical structure of the historical chart and is not a forecast.

Other tickers to analyse

Disclaimer. For informational purposes only; not financial advice or a recommendation. Montbon Analytics is not an authorised financial intermediary.

Are you an issuer and want a correction or removal? Write to info@montbon.com.