Costco Wholesale Corporation

COST · Consumer Defensive

About Costco Wholesale Corporation (COST)

Costco Wholesale Corporation is a Discount Stores company operating in the Consumer Defensive sector.

COST trades on the US stock exchanges (NYSE/NASDAQ) and is classified as a large-cap stock .

Sector
Consumer Defensive
Industry
Discount Stores

Key Statistics

Current Price
$965.73
Market Cap
$428.66B
52-Week High
$1,067.08
52-Week Low
$844.06
Sector
Consumer Defensive
Industry
Discount Stores

$1,000 Invested in Costco Wholesale Corporation (COST)

1 Year
$1,068
+7%
3 Years
$2,065
+107%
5 Years
$3,099
+210%
10 Years
$7,434
+643%
Since IPO
$131,592
+13059%

How much would $1,000 invested in COST be worth today?

What would $1,000 invested in COST 1 year ago be worth today?

A $1,000 investment in Costco Wholesale Corporation (COST) in 2025 would be worth $1,068 as of May 2026, representing a +6.8% total return.

What would $1,000 invested in COST 3 years ago be worth today?

A $1,000 investment in Costco Wholesale Corporation (COST) in 2023 would be worth $2,065 as of May 2026, representing a +106.5% total return.

What would $1,000 invested in COST 5 years ago be worth today?

A $1,000 investment in Costco Wholesale Corporation (COST) in 2021 would be worth $3,099 as of May 2026, representing a +209.9% total return.

What would $1,000 invested in COST 10 years ago be worth today?

A $1,000 investment in Costco Wholesale Corporation (COST) in 2016 would be worth $7,434 as of May 2026, representing a +643.4% total return.

What would $1,000 invested in COST at IPO be worth today?

A $1,000 investment in Costco Wholesale Corporation (COST) at IPO would be worth $131,592 as of May 2026, representing a +13059.2% total return.

DCA vs Lump Sum Calculator

Compare dollar-cost averaging vs lump sum investing strategies for COST

COST vs S&P 500

See how COST compares to the S&P 500 benchmark over time

Monthly Returns Heatmap

Avg Monthly Return
+1.36%
Positive Months
277
58% of 476
Negative Months
196
41% of 476
Data Period
39+ years
476 months
Best Performers
Best month ever: Dec 2000 (+22.4%)
Best month on avg: November (+4.2%)
Worst Performers
Worst month ever: May 2000 (-40.9%)
Worst month on avg: April (-0.7%)

Over the past 39+ years (476 months), Costco Wholesale Corporation (COST) has averaged a monthly return of +1.36% with a median return of +1.40%. The stock had 277 positive months (58%) and 196 negative months (41%). The best month in COST's history was December 2000 with a +22.4% return, while the worst was May 2000 at -40.9%. Historically, November tends to be the strongest month (averaging +4.2%), and April the weakest (-0.7%).

COST's longest winning streak was 6 consecutive months of gains, while its longest losing streak was 5 consecutive months of losses. The best full year was 1997 with a cumulative return of +61.7%, and the worst was 2002 at -43.3%.

Annual Returns

Over 40 years of trading history, Costco Wholesale Corporation (COST) has delivered an average annual return of +16.87% with a median return of +18.70%. The compound annual growth rate (CAGR) is +13.81%. The stock posted gains in 32 years (80%) and losses in 8 years (20%).

COST's best year was 1997 with a +77.61% gain, while the worst was 2002 at -36.77%. The longest streak of consecutive positive years was 13, and the longest losing streak was 1 years. COST achieved double-digit gains (10%+) in 27 years. It suffered double-digit losses in 7 years.

Avg Return
+16.87%
Best Year
1997 (+77.61%)
Worst Year
2002 (-36.77%)
Positive Years
32/40
Year Return Start End
2026 +12.14% $861.16 $965.73
2025 -5.39% $910.27 $861.16
2024 +39.62% $651.95 $910.27
2023 +49.00% $437.54 $651.95
2022 -19.05% $540.50 $437.54
2021 +51.82% $356.01 $540.50
2020 +32.67% $268.35 $356.01
2019 +45.70% $184.18 $268.35
2018 +10.60% $166.53 $184.18
2017 +22.37% $136.08 $166.53
2016 +0.28% $135.71 $136.08
2015 +18.94% $114.09 $135.71
2014 +20.46% $94.71 $114.09
2013 +21.83% $77.74 $94.71
2012 +28.40% $60.55 $77.74
2011 +16.74% $51.86 $60.55
2010 +23.68% $41.93 $51.86
2009 +14.32% $36.68 $41.93
2008 -23.99% $48.26 $36.68
2007 +33.22% $36.22 $48.26
2006 +7.91% $33.57 $36.22
2005 +3.19% $32.53 $33.57
2004 +31.14% $24.81 $32.53
2003 +32.50% $18.72 $24.81
2002 -36.77% $29.61 $18.72
2001 +11.12% $26.64 $29.61
2000 -12.47% $30.44 $26.64
1999 +26.41% $24.08 $30.44
1998 +61.76% $14.89 $24.08
1997 +77.61% $8.38 $14.89
1996 +64.75% $5.09 $8.38
1995 +18.45% $4.29 $5.09
1994 -33.12% $6.42 $4.29
1993 +6.21% $6.05 $6.42
1992 -27.86% $8.38 $6.05
1991 +28.03% $6.55 $8.38
1990 -15.14% $7.71 $6.55
1989 +23.33% $6.25 $7.71
1988 +14.50% $5.46 $6.25
1987 +0.00% $5.46 $5.46

Frequently Asked Questions: COST

What sector is COST in?

COST operates in the Consumer Defensive sector, specifically in the Discount Stores industry.

How has COST performed historically?

Over 40 years of trading history, COST has posted gains in 32 years (80% of the time). The best year was 1997 with a +77.6% return. Past performance does not guarantee future results.

How can I invest in COST?

You can invest in COST through any brokerage account that offers access to US stock exchanges. Popular options include commission-free brokers like Fidelity, Charles Schwab, or Robinhood (US), or international brokers like Interactive Brokers. You can buy individual shares or invest through ETFs that hold COST.

Last updated: 3/24/2026