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Costco Wholesale (COST) Short Interest Ratio & Short Volume

Costco Wholesale logo
$999.04 +4.54 (+0.46%)
Closing price 04:00 PM Eastern
Extended Trading
$1,000.02 +0.98 (+0.10%)
As of 06:19 PM 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 6.04 million shares, representing 1.36% of the float (the number of shares available for trading by the public). This marks a 1.51% increase in short interest from the previous month. The short interest ratio (days to cover) is 2.5, indicating that it would take 2.5 days of the average trading volume of 2.03 million shares to cover all short positions.

Current Short Interest
6,040,000 shares
Previous Short Interest
5,950,000 shares
Change Vs. Previous Month
+1.51%
Dollar Volume Sold Short
$5.90 billion
Short Interest Ratio
2.5 Days to Cover
Last Record Date
April 15, 2025
Outstanding Shares
443,683,000 shares
Short Percent of Float
1.36%
Today's Trading Volume
1,826,061 shares
Average Trading Volume
2,033,926 shares
Today's Volume Vs. Average
90%
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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
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
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
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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
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
Virtually Limitless Energy? (Ad)

A radical energy breakthrough could change everything. Scientists at MIT and a stealth startup may have discovered a new form of power—what some are calling “Helios” technology. It’s not solar, wind, or even nuclear fission. In fact, it could yield more energy than oil, gas, and coal combined—without harmful byproducts. This obscure company could be at the center of the next trillion-dollar energy revolution.

One company’s discovery could change power forever
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
7/31/20203,320,000 shares $1.08 billion -1.5%N/A1.3 $325.53
7/15/20203,370,000 shares $1.11 billion -14.3%N/A1.2 $328.00
6/30/20203,930,000 shares $1.19 billion -2.0%N/A1.3 $303.21
6/15/20204,010,000 shares $1.19 billion -1.5%N/A1.2 $297.18
5/29/20204,070,000 shares $1.26 billion -15.0%N/A1 $308.47
5/15/20204,790,000 shares $1.43 billion -12.0%N/A1.2 $299.21

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 closed out or covered. As of April 15th, traders have sold 6,040,000 shares of COST short. 1.36% of Costco Wholesale's shares are currently sold 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: Caas Capital Management LP, Fulcrum Asset Management LLP, Robertson Stephens Wealth Management LLC, McKinley Carter Wealth Services Inc., Toronto Dominion Bank, CTC LLC, Arrowpoint Investment Partners Singapore Pte. Ltd., Wolverine Trading LLC, Squarepoint Ops LLC, Royal Bank of Canada, Man Group plc, Nomura Holdings Inc., Maven Securities LTD, Millennium Management LLC, LMR Partners LLP, Laurion Capital Management LP, Group One Trading LLC, Eisler Capital Management Ltd., Family Management Corp, D. E. Shaw & Co. Inc., Cubist Systematic Strategies LLC, Capstone Investment Advisors LLC, Citadel Advisors LLC, Balyasny Asset Management L.P., Bank of America Corp DE, BNP Paribas Financial Markets, Jane Street Group LLC, Paloma Partners Management Co, Lido Advisors LLC, Optiver Holding B.V., Tudor Investment Corp ET AL, Parallax Volatility Advisers L.P., Credit Industriel ET Commercial, HAP Trading LLC, Concourse Financial Group Securities Inc., Garden State Investment Advisory Services LLC, Marshall Wace LLP, PEAK6 LLC, Walleye Trading LLC, Walleye Capital LLC, Barclays PLC, DRH Investments Inc., Covestor Ltd, Capital Fund Management S.A., Capula Management Ltd, Wells Fargo & Company MN, One River Asset Management LLC, JPMorgan Chase & Co., Simplex Trading LLC, Twin Tree Management LP, Monaco Asset Management SAM, Delta Accumulation LLC, HighTower Advisors LLC, Raymond James Financial Inc., Garda Capital Partners LP, Allianz Asset Management GmbH, Wolverine Asset Management LLC, and Gladius Capital Management LP. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission.

What is a good short interest percentage for Costco Wholesale?

Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 1.36% of Costco Wholesale's floating shares are currently sold short.

Is Costco Wholesale's short interest increasing or decreasing?

Costco Wholesale saw a increase in short interest in April. As of April 15th, there was short interest totaling 6,040,000 shares, an increase of 1.5% from the previous total of 5,950,000 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?

1.36% of Costco Wholesale's shares are currently sold short. Here is how the short interest of companies compare to Costco Wholesale: Walmart Inc. (1.07%), PriceSmart, Inc. (5.09%), Target Co. (3.62%), Dollar General Co. (4.05%), Dollar Tree, Inc. (8.44%), BJ's Wholesale Club Holdings, Inc. (5.46%), Ollie's Bargain Outlet Holdings, Inc. (5.16%), MINISO Group Holding Limited (8.32%), Five Below, Inc. (11.13%), The Home Depot, Inc. (1.02%),

Which stocks are the most shorted right now?

As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 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 up $4.54 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 increases 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 April, 15 2025.



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This page (NASDAQ:COST) was last updated on 5/1/2025 by MarketBeat.com Staff
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