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Costco Wholesale (COST) Short Interest Ratio & Short Volume

Costco Wholesale logo
$943.63 -11.74 (-1.23%)
Closing price 08/5/2025 04:00 PM Eastern
Extended Trading
$947.75 +4.12 (+0.44%)
As of 08:24 AM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Costco Wholesale Short Interest Data

Costco Wholesale (COST) has a short interest of 4.86 million shares. This marks a -14.44% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.4, indicating that it would take 2.4 days of the average trading volume of 2.19 million shares to cover all short positions.

Current Short Interest
4,860,000 shares
Previous Short Interest
5,680,000 shares
Change Vs. Previous Month
-14.44%
Dollar Volume Sold Short
$4.70 billion
Short Interest Ratio
2.4 Days to Cover
Last Record Date
July 15, 2025
Outstanding Shares
443,480,000 shares
Percentage of Shares Shorted
1.10%
Today's Trading Volume
2,459,845 shares
Average Trading Volume
2,193,872 shares
Today's Volume Vs. Average
112%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

COST Short Interest Over Time

COST Days to Cover Over Time

COST Percentage of Float Shorted Over Time

Costco Wholesale Short Interest History

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Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
7/15/20254,860,000 shares $4.70 billion -14.4%N/A2.4 $967.68
6/30/20255,680,000 shares $5.62 billion +10.7%1.3%2.5 $989.94
6/15/20255,130,000 shares $5.08 billion -6.0%1.2%2.3 $990.21
5/31/20255,460,000 shares $5.73 billion -11.5%1.2%2.3 $1,048.78
5/15/20256,170,000 shares $6.23 billion +2.3%1.4%2.5 $1,010.47
4/30/20256,030,000 shares $6.00 billion -0.2%N/A2.5 $994.50
4/15/20256,040,000 shares $5.90 billion +1.5%1.4%2.5 $976.92
3/31/20255,950,000 shares $5.63 billion -13.4%1.3%2.5 $945.78
3/15/20256,870,000 shares $6.21 billion -3.0%1.6%3.1 $903.92
2/28/20257,080,000 shares $7.42 billion +2.0%1.6%3.3 $1,048.61
2/15/20256,940,000 shares $7.44 billion +17.8%1.6%3.5 $1,071.85
1/31/20255,890,000 shares $5.77 billion -7.4%1.3%2.9 $979.88
1/15/20256,360,000 shares $5.87 billion -2.8%N/A3.3 $923.50
12/31/20246,540,000 shares $5.99 billion +1.4%N/A3.5 $916.27
12/15/20246,450,000 shares $6.38 billion -2.1%N/A3.3 $989.35
11/30/20246,590,000 shares $6.40 billion +1.5%1.5%3.6 $971.88
11/15/20246,490,000 shares $5.89 billion +8.4%1.5%3.5 $907.07
10/31/20245,990,000 shares $5.24 billion -2.6%1.4%3.4 $874.18
10/15/20246,150,000 shares $5.50 billion -9.8%1.4%3.4 $894.61
9/30/20246,820,000 shares $6.05 billion -4.2%N/A3.5 $886.52
9/15/20247,120,000 shares $6.52 billion -2.9%N/A3.7 $916.00
8/31/20247,330,000 shares $6.54 billion +7.0%N/A3.9 $892.38
8/15/20246,850,000 shares $6.01 billion +4.6%N/A3.5 $877.35
7/31/20246,550,000 shares $5.38 billion -7.9%N/A3.4 $822.00
7/15/20247,110,000 shares $6.03 billion -0.6%N/A3.8 $848.73
6/30/20247,150,000 shares $6.08 billion +9.0%N/A4.1 $849.99
6/15/20246,560,000 shares $5.61 billion +3.1%N/A3.7 $855.67
5/31/20246,360,000 shares $5.15 billion -3.6%N/A3.5 $809.89
5/15/20246,600,000 shares $5.19 billion +7.5%N/A3.4 $787.04
4/30/20246,140,000 shares $4.44 billion -2.5%1.4%3.1 $722.90
4/15/20246,300,000 shares $4.53 billion -0.9%1.4%3.1 $718.28
3/31/20246,360,000 shares $4.66 billion -5.9%1.4%3 $732.63
3/15/20246,760,000 shares $4.91 billion +0.5%1.5%3.1 $725.63
2/29/20246,730,000 shares $5.01 billion +6.5%1.5%2.8 $743.89
2/15/20246,320,000 shares $4.58 billion +10.3%1.4%3 $724.51
1/31/20245,730,000 shares $3.98 billion -5.0%1.3%2.7 $694.88
1/15/20246,030,000 shares $4.12 billion -2.1%1.4%2.9 $683.24
12/31/20236,160,000 shares $4.07 billion +7.5%1.4%3 $660.08
12/15/20235,730,000 shares $3.78 billion +14.6%1.3%2.7 $658.82
11/30/20235,000,000 shares $2.96 billion -5.8%1.1%2.8 $592.74
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11/15/20235,310,000 shares $3.17 billion +20.4%1.2%3.1 $596.78
10/31/20234,410,000 shares $2.44 billion -6.2%1.0%2.6 $552.44
10/15/20234,700,000 shares $2.66 billion +8.6%1.1%2.9 $566.84
9/30/20234,330,000 shares $2.45 billion +6.4%1.0%2.6 $564.96
9/15/20234,070,000 shares $2.26 billion -1.5%0.9%2.6 $556.36
8/31/20234,130,000 shares $2.27 billion +2.2%0.9%2.6 $549.28
8/15/20234,040,000 shares $2.26 billion -2.7%0.9%2.3 $558.51
7/31/20234,150,000 shares $2.33 billion -3.0%0.9%2.3 $560.67
7/15/20234,280,000 shares $2.34 billion +11.2%1.0%2.3 $546.70
6/30/20233,850,000 shares $2.07 billion -6.3%0.9%2.1 $538.38
6/15/20234,110,000 shares $2.17 billion +15.1%0.9%2.3 $529.18
5/31/20233,570,000 shares $1.83 billion +6.3%N/A1.9 $511.56
5/15/20233,360,000 shares $1.69 billion -4.0%0.8%1.8 $502.04
4/30/20233,500,000 shares $1.76 billion -6.9%0.8%1.9 $503.22
4/15/20233,760,000 shares $1.85 billion +11.9%0.9%2 $491.30
3/31/20233,360,000 shares $1.67 billion -4.6%0.8%1.8 $496.87
3/15/20233,520,000 shares $1.71 billion +14.7%0.8%1.8 $485.66
2/28/20233,070,000 shares $1.49 billion +2.7%0.7%1.5 $484.18
2/15/20232,990,000 shares $1.53 billion +0.7%0.7%1.4 $511.28
1/31/20232,970,000 shares $1.52 billion -18.0%0.7%1.4 $511.14
1/15/20233,620,000 shares $1.76 billion -18.5%0.8%1.6 $485.25
12/30/20224,440,000 shares $2.03 billion +5.5%1.0%2 $456.50
12/15/20224,210,000 shares $1.95 billion -13.2%1.0%1.8 $463.91
11/30/20224,850,000 shares $2.62 billion +5.0%1.1%2.1 $539.25
11/15/20224,620,000 shares $2.43 billion +1.3%1.1%2.2 $526.47
10/31/20224,560,000 shares $2.29 billion -1.5%1.0%2.2 $501.50
10/15/20224,630,000 shares $2.11 billion +10.8%1.1%2.2 $454.65
9/30/20224,180,000 shares $1.97 billion -1.9%1.0%1.9 $472.27
9/15/20224,260,000 shares $2.14 billion +3.9%1.0%2 $503.50
8/31/20224,100,000 shares $2.14 billion -3.1%0.9%1.9 $522.10
8/15/20224,230,000 shares $2.31 billion +11.6%1.0%1.7 $545.75
7/31/20223,790,000 shares $2.05 billion +3.3%0.9%1.3 $541.30
7/15/20223,670,000 shares $1.92 billion -1.9%0.8%1.3 $522.95
6/30/20223,740,000 shares $1.79 billion -9.7%0.9%1.3 $479.28
6/15/20224,140,000 shares $1.90 billion +0.5%1.0%1.4 $458.79
5/31/20224,120,000 shares $1.92 billion +4.3%N/A1.4 $466.22
5/15/20223,950,000 shares $1.96 billion -12.8%0.9%1.4 $497.27
4/30/20224,530,000 shares $2.41 billion +9.2%N/A1.8 $531.72
4/15/20224,150,000 shares $2.45 billion +1.2%N/A1.7 $590.39
3/31/20224,100,000 shares $2.36 billion +0.2%N/A0 $575.85
3/15/20224,090,000 shares $2.22 billion -7.5%N/A1.6 $542.32
2/28/20224,420,000 shares $2.30 billion -7.1%N/A1.6 $519.25
2/15/20224,760,000 shares $2.45 billion +5.1%N/A1.8 $513.92
1/31/20224,530,000 shares $2.29 billion +4.6%N/A1.8 $505.13
1/15/20224,330,000 shares $2.18 billion -11.3%N/A1.7 $502.99
12/31/20214,880,000 shares $2.77 billion +8.2%N/A2.1 $567.70
12/15/20214,510,000 shares $2.55 billion +22.9%N/A2 $565.48
11/30/20213,670,000 shares $1.98 billion -13.9%0.8%1.8 $539.38
11/15/20214,260,000 shares $2.21 billion -3.2%1.0%2.4 $519.89
10/29/20214,400,000 shares $2.16 billion -5.0%1.0%2.5 $491.54
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10/15/20214,630,000 shares $2.09 billion -6.5%1.1%2.7 $452.39
9/30/20214,950,000 shares $2.22 billion -5.7%1.1%2.9 $449.35
9/15/20215,250,000 shares $2.42 billion +2.1%1.2%3.1 $460.73
8/31/20215,140,000 shares $2.34 billion +6.6%1.2%3.1 $455.49
8/13/20214,820,000 shares $2.16 billion -7.3%1.1%2.6 $447.82
7/30/20215,200,000 shares $2.23 billion +13.5%1.2%2.8 $429.72
7/15/20214,580,000 shares $1.89 billion +0.2%1.0%2.4 $411.82
6/30/20214,570,000 shares $1.81 billion +7.8%1.0%2.3 $395.67
6/15/20214,240,000 shares $1.63 billion +5.2%1.0%2 $383.91
5/28/20214,030,000 shares $1.52 billion -6.1%0.9%1.7 $378.27
5/14/20214,290,000 shares $1.63 billion +10.3%N/A1.5 $379.53
4/30/20213,890,000 shares $1.45 billion +4.6%N/A1.4 $373.54
4/15/20213,720,000 shares $1.35 billion -14.1%N/A0 $363.17
3/31/20214,330,000 shares $1.51 billion -3.6%N/A1.4 $349.75
3/15/20214,490,000 shares $1.49 billion +6.7%N/A1.5 $331.14
2/26/20214,210,000 shares $1.41 billion -2.8%N/A1.5 $333.90
2/12/20214,330,000 shares $1.53 billion +19.3%N/A1.8 $352.20
1/29/20213,630,000 shares $1.30 billion +1.1%N/A1.5 $357.06
1/15/20213,590,000 shares $1.30 billion -6.8%N/A1.5 $362.35
12/31/20203,850,000 shares $1.44 billion +19.6%N/A1.7 $374.45
12/15/20203,220,000 shares $1.21 billion +4.9%N/A1.4 $374.38
11/30/20203,070,000 shares $1.19 billion +1.3%N/A1.3 $388.39
11/15/20203,030,000 shares $1.15 billion +15.2%N/A1.3 $378.84
10/30/20202,630,000 shares $959.58 million -17.0%N/A1.2 $364.86
10/15/20203,170,000 shares $1.20 billion +0.3%N/A1.4 $378.34
9/30/20203,160,000 shares $1.12 billion +12.1%N/A1.4 $355.00
9/15/20202,820,000 shares $969.83 million -1.1%N/A1.3 $343.91
8/31/20202,850,000 shares $990.83 million -3.7%N/A1.3 $347.66
8/14/20202,960,000 shares $995.39 million -10.8%N/A1.2 $336.28

COST Short Interest - Frequently Asked Questions

What is Costco Wholesale's current short interest?

Short interest is the volume of Costco Wholesale shares that have been sold short but have not yet been covered or closed out. As of July 15th, investors have sold 4,860,000 shares of COST short. Learn More on Costco Wholesale's current short interest.

What is a good short interest ratio for Costco Wholesale?

The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. COST shares currently have a short interest ratio of 2.0. Learn More on Costco Wholesale's short interest ratio.

Which institutional investors are shorting Costco Wholesale?

As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Costco Wholesale: Wolverine Asset Management LLC, Arkadios Wealth Advisors, FNY Investment Advisers LLC, D.A. Davidson & CO., Allianz Asset Management GmbH, Twin Tree Management LP, ADAPT Investment Managers SA, Robertson Stephens Wealth Management LLC, McKinley Carter Wealth Services Inc., Vontobel Holding Ltd., Empirical Financial Services LLC d.b.a. Empirical Wealth Management, Quaker Wealth Management LLC, Jane Street Group LLC, CTC LLC, Goldman Sachs Group Inc., Parallax Volatility Advisers L.P., Cubist Systematic Strategies LLC, Royal Bank of Canada, Nomura Holdings Inc., DRW Securities LLC, Twin Tree Management LP, HAP Trading LLC, BNP Paribas Financial Markets, Eisler Capital Management Ltd., PEAK6 LLC, Nishkama Capital LLC, Walleye Trading LLC, Walleye Capital LLC, ADAPT Investment Managers SA, Compound Planning Inc., Capital Fund Management S.A., Credit Agricole S A, Sumitomo Mitsui Financial Group Inc., Maven Securities LTD, Raymond James Financial Inc., Marathon Trading Investment Management LLC, Arrowpoint Investment Partners Singapore Pte. Ltd., Simplex Trading LLC, JPMorgan Chase & Co., Wolverine Asset Management LLC, Citigroup Inc., XY Capital Ltd, Delta Accumulation LLC, Gladius Capital Management LP, Empirical Financial Services LLC d.b.a. Empirical Wealth Management, and Monaco Asset Management SAM. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission.

Is Costco Wholesale's short interest increasing or decreasing?

Costco Wholesale saw a decrease in short interest during the month of July. As of July 15th, there was short interest totaling 4,860,000 shares, a decrease of 14.4% from the previous total of 5,680,000 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment.

How does Costco Wholesale's short interest compare to its competitors?

Here is how the short interest of companies compare to Costco Wholesale: Apple Inc. (0.63%), Amazon.com, Inc. (0.59%), Casey's General Stores, Inc. (2.00%), lululemon athletica inc. (4.50%), Ross Stores, Inc. (1.91%), Ulta Beauty Inc. (4.12%), Burlington Stores, Inc. (5.39%), The Home Depot, Inc. (1.08%), Target Corporation (3.80%), Walmart Inc. (0.42%),

Which stocks are the most shorted right now?

As of the most recent reporting period, the following stocks had the largest short interest positions: Coinbase Global, Inc. ($5.11 billion), Charter Communications, Inc. ($4.76 billion), Reddit Inc. ($2.84 billion), SoFi Technologies, Inc. ($2.79 billion), Seagate Technology Holdings PLC ($2.79 billion), Live Nation Entertainment, Inc. ($2.67 billion), Rocket Lab Corporation ($2.49 billion), AST SpaceMobile, Inc. ($2.12 billion), Moderna, Inc. ($2.09 billion), and Omnicom Group Inc. ($2.04 billion). View all of the most shorted stocks.

What does it mean to sell short Costco Wholesale stock?

Short selling COST is an investing strategy that aims to generate trading profit from Costco Wholesale as its price is falling. COST shares are trading down $11.74 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit.

How does a short squeeze work against Costco Wholesale?

A short squeeze for Costco Wholesale occurs when it has a large amount of short interest and its stock appreciates in price. This forces short sellers to cover their short interest positions by buying actual shares of COST, which in turn drives the price of the stock up even further.

How often is Costco Wholesale's short interest reported?

Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including COST, twice per month. The most recent reporting period available is July, 15 2025.



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This page (NASDAQ:COST) was last updated on 8/6/2025 by MarketBeat.com Staff
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