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Block (XYZ) Short Interest Ratio & Short Volume

Block logo
$76.01 +0.29 (+0.38%)
Closing price 03:59 PM Eastern
Extended Trading
$75.84 -0.17 (-0.22%)
As of 06:17 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 Massive. Learn more.
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Block Short Interest Overview

As of May 15, 2026, Block (XYZ) had a short interest of 21.00 million shares sold short, representing 3.98% of the public float. This marks a 5.01% increase in short interest since the prior report. The short interest ratio (days to cover) is 3.3, meaning it would take 3.3 days of the average trading volume of 7.41 million shares to cover all short positions.

Current Short Interest
21,000,421 shares
Previous Short Interest
19,999,382 shares
Change Vs. Previous Month
5.01%
Dollar Volume Sold Short
$1.48 billion
Short Interest Ratio
3.3 Days to Cover
Last Record Date
May 15, 2026
Outstanding Shares
595,180,000 shares
Short Percent of Float
3.98%
Today's Trading Volume
7,918,411 shares
Average Trading Volume
7,407,516 shares
Today's Volume Vs. Average
107%
Short Selling Block?
A Guide To High-Short-Interest Stocks

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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

XYZ Short Interest Over Time

XYZ Days to Cover Over Time

XYZ Percentage of Float Shorted Over Time

Block Tesla Short Interest History & Recent Changes

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Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
5/15/202621,000,421 shares $1.48 billion +5.0%4.0%3.3 $70.35
4/30/202619,999,382 shares $1.41 billion -7.5%3.8%4.3 $70.64
4/15/202621,621,401 shares $1.47 billion -7.7%4.0%4.03 $68.04
3/31/202623,423,511 shares $1.41 billion +1.1%4.4%3.62 $60.15
3/13/202623,160,889 shares $1.38 billion +7.9%4.3%2.3 $59.78
2/27/202621,464,464 shares $1.37 billion +13.0%3.9%1.56 $63.77
2/13/202619,000,728 shares $948.00 million +0.7%3.5%1.97 $49.89
1/30/202618,869,409 shares $1.14 billion -0.8%3.5%3.05 $60.39
1/15/202619,022,772 shares $1.23 billion -1.2%3.5%3 $64.89
12/31/202519,247,407 shares $1.25 billion +0.3%3.5%3.92 $65.05
12/15/202519,198,311 shares $1.23 billion -11.6%3.5%2.3 $64.04
11/28/202521,709,734 shares $1.45 billion +9.9%4.0%2.18 $66.69
11/14/202519,763,462 shares $1.19 billion -6.9%3.6%2.34 $60.38
10/31/202521,235,863 shares $1.61 billion +1.9%3.9%4.05 $75.91
10/15/202520,830,000 shares $1.58 billion -3.5%3.9%3.1 $76.07
9/30/202521,580,000 shares $1.56 billion -6.3%4.1%2.2 $72.27
9/15/202523,030,000 shares $1.72 billion +12.6%4.3%2.3 $74.59
8/31/202520,460,000 shares $1.63 billion No Change3.9%2 $79.66
1/15/202512,030,000 shares $1.02 billion +2.3%N/A1.5 $84.83
12/31/202412,030,000 shares $1.02 billion +2.3%N/A1.5 $84.99
12/15/202411,760,000 shares $1.08 billion +28.5%N/A1.5 $91.98
11/30/20249,150,000 shares $810.23 million -8.4%N/A1.2 $88.55
11/15/20249,990,000 shares $842.16 million +23.5%N/A1.4 $84.30
10/31/20248,090,000 shares $585.07 million -5.7%N/A1.3 $72.32
10/15/20248,580,000 shares $616.04 million -17.2%N/A1.4 $71.80
9/30/202410,360,000 shares $695.36 million +10.3%N/A1.6 $67.12
9/15/20249,390,000 shares $600.87 million +7.0%N/A1.5 $63.99
8/31/20248,780,000 shares $580.18 million -5.5%N/A1.3 $66.08
8/15/20249,290,000 shares $596.88 million -13.0%N/A1.3 $64.25
7/31/202410,680,000 shares $660.77 million +1.8%N/A1.5 $61.87
7/15/202410,490,000 shares $756.01 million -16.5%N/A1.4 $72.07
6/30/202412,560,000 shares $809.99 million +12.5%N/A1.7 $64.49
6/15/202411,160,000 shares $693.59 million +1.2%N/A1.4 $62.15
5/31/202411,030,000 shares $706.58 million +2.8%N/A1.4 $64.06
5/15/202410,730,000 shares $767.20 million -18.0%N/A1.1 $71.50
4/30/202413,090,000 shares $955.44 million +4.0%N/A1.3 $72.99
4/15/202412,590,000 shares $925.62 million -4.5%N/A1.3 $73.52
3/31/202413,180,000 shares $1.11 billion -0.9%N/A1.3 $84.58
3/15/202413,300,000 shares $1.07 billion -9.0%N/A1.2 $80.18
2/29/202414,620,000 shares $1.16 billion -1.7%N/A1.3 $79.32
ALERT: Drop these 5 stocks before the market opens tomorrow! (Ad)

The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings research points to the first half of 2026 as a particularly rough stretch for certain holdings. Some of America's most popular stocks could take serious damage as a radical market shift plays out. Analysts at Weiss Ratings have identified five names you may want to remove from your portfolio before this unfolds. If any of these are in your portfolio, now is the time to review your positions.tc pixel

See the 5 stocks to avoid
2/15/202414,870,000 shares $1.03 billion -10.8%N/A1.3 $69.48
1/31/202416,670,000 shares $1.08 billion -11.9%N/A1.5 $65.00
1/15/202418,920,000 shares $1.26 billion -3.5%N/A1.5 $66.48
12/31/202319,600,000 shares $1.52 billion -11.7%N/A1.5 $77.35
12/15/202322,200,000 shares $1.65 billion -2.8%N/A1.7 $74.14
11/30/202322,830,000 shares $1.45 billion +8.7%N/A1.7 $63.44
11/15/202321,010,000 shares $1.18 billion +17.8%N/A1.6 $56.28
10/31/202317,830,000 shares $717.66 million +0.2%N/A1.4 $40.25
10/15/202317,800,000 shares $768.43 million +10.4%N/A1.6 $43.17
9/30/202316,120,000 shares $713.47 million -14.6%N/A1.6 $44.26
9/15/202318,870,000 shares $996.90 million +12.5%N/A1.9 $52.83
8/31/202316,780,000 shares $967.37 million -2.0%N/A1.8 $57.65
8/15/202317,120,000 shares $998.70 million -8.9%N/A1.8 $58.34
7/31/202318,800,000 shares $1.51 billion -10.4%N/A1.9 $80.53
7/15/202320,990,000 shares $1.58 billion -1.6%N/A2.1 $75.46
6/30/202321,320,000 shares $1.42 billion -5.5%N/A2 $66.56
6/15/202322,550,000 shares $1.49 billion -7.0%N/A1.8 $66.21
5/31/202324,250,000 shares $1.46 billion -10.6%N/A1.6 $60.39
5/15/202327,110,000 shares $1.54 billion -2.0%N/A1.7 $56.87
4/30/202327,650,000 shares $1.68 billion -5.4%N/A1.7 $60.79
4/15/202329,230,000 shares $1.87 billion +5.4%N/A1.9 $64.04
3/31/202327,730,000 shares $1.90 billion +20.0%N/A1.7 $68.65
3/15/202323,110,000 shares $1.71 billion -11.5%N/A1.6 $74.07
2/28/202326,110,000 shares $2.00 billion +16.2%N/A2.2 $76.73
2/15/202322,470,000 shares $1.86 billion -14.5%N/A1.9 $82.69
1/31/202326,270,000 shares $2.15 billion -6.7%N/A2.2 $81.72
1/15/202328,150,000 shares $2.02 billion +10.3%N/A2.2 $71.65
12/30/202225,530,000 shares $1.60 billion -5.6%N/A2 $62.84
12/15/202227,050,000 shares $1.78 billion +6.3%N/A2 $65.89
11/30/202225,450,000 shares $1.72 billion -4.8%N/A1.8 $67.77
11/15/202226,730,000 shares $1.96 billion +3.3%N/A1.9 $73.38
10/31/202225,880,000 shares $1.55 billion -0.7%N/A1.8 $60.07
10/15/202226,070,000 shares $1.34 billion -10.3%N/A1.9 $51.51
9/30/202229,050,000 shares $1.60 billion +15.6%N/A2.1 $54.99
9/15/202225,130,000 shares $1.74 billion -3.0%N/A1.8 $69.18
8/31/202225,910,000 shares $1.79 billion -9.9%N/A1.7 $68.91
8/15/202228,770,000 shares $2.49 billion -15.8%N/A1.8 $86.72
7/31/202234,180,000 shares $2.60 billion -11.2%N/A1.8 $76.06
7/15/202238,480,000 shares $2.54 billion -3.9%N/A2.1 $65.98
6/30/202240,060,000 shares $2.46 billion -9.6%N/A2.2 $61.46
6/15/202244,290,000 shares $2.79 billion -4.5%N/A2.3 $62.91
5/31/202246,380,000 shares $4.06 billion +2.1%N/A2.4 $87.51
5/15/202245,430,000 shares $3.82 billion +3.7%N/A2.1 $84.15
4/30/202243,800,000 shares $4.36 billion -3.4%N/A2.1 $99.54
4/15/202245,340,000 shares $5.50 billion +3.0%N/A2.2 $121.31
3/31/202244,040,000 shares $5.97 billion +2.4%N/A2.1 $135.60
3/15/202242,990,000 shares $4.43 billion -6.6%N/A2.2 $103.09
2/28/202246,010,000 shares $5.87 billion -4.8%N/A2.6 $127.50
2/15/202248,310,000 shares $5.57 billion -5.3%N/A3.1 $115.21
1/31/202251,010,000 shares $6.24 billion +21.6%N/A4.1 $122.29
ALERT: Drop these 5 stocks before the market opens tomorrow! (Ad)

The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings research points to the first half of 2026 as a particularly rough stretch for certain holdings. Some of America's most popular stocks could take serious damage as a radical market shift plays out. Analysts at Weiss Ratings have identified five names you may want to remove from your portfolio before this unfolds. If any of these are in your portfolio, now is the time to review your positions.tc pixel

See the 5 stocks to avoid
1/15/202241,960,000 shares $5.59 billion -1.6%N/A4.2 $133.29
12/31/202142,650,000 shares $6.89 billion +1.7%N/A5.1 $161.51
12/15/202141,940,000 shares $7.29 billion +5.9%N/A5.2 $173.80
11/30/202139,600,000 shares $8.25 billion -4.9%N/A5.3 $208.33
11/15/202141,660,000 shares $9.71 billion +2.9%N/A6.2 $233.02
10/29/202140,480,000 shares $10.30 billion +4.2%N/A6.3 $254.50
10/15/202138,840,000 shares $9.67 billion +0.9%N/A5.2 $249.00
9/30/202138,490,000 shares $9.23 billion +5.0%N/A5 $239.84
9/15/202136,650,000 shares $9.12 billion +0.2%9.4%5 $248.80
8/31/202136,590,000 shares $9.81 billion +1.3%9.4%4.7 $268.07
8/13/202136,110,000 shares $9.67 billion +12.8%9.2%4.4 $267.88
7/30/202132,000,000 shares $7.91 billion +0.8%8.2%3.4 $247.26
7/15/202131,750,000 shares $7.47 billion -0.7%8.2%3.7 $235.16
6/30/202131,970,000 shares $7.79 billion +1.7%8.3%3.5 $243.80
6/15/202131,450,000 shares $7.16 billion +0.6%8.2%3.1 $227.75

XYZ Short Interest - Frequently Asked Questions

Short interest is the volume of Block shares that have been sold short but have not yet been covered or closed out. As of May 15th, traders have sold 21,000,421 shares of XYZ short. 3.98% of Block's shares are currently sold short. Learn More on Block's current short interest.

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. XYZ shares currently have a short interest ratio of 3.3. Learn More on Block's short interest ratio.

As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Block: PEAK6 LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission.

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. 3.98% of Block's floating shares are currently sold short.

Block saw a increase in short interest in the month of May. As of May 15th, there was short interest totaling 21,000,421 shares, an increase of 5.0% from the previous total of 19,999,382 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.

3.98% of Block's shares are currently sold short. Here is how the short interest of companies in the industry of "computer software" compare to Block: Shopify Inc. (1.68%), Datadog, Inc. (4.69%), NetEase, Inc. (0.99%), Cloudflare, Inc. (2.86%), Snowflake Inc. (6.04%), Nebius Group N.V. (17.82%), Electronic Arts Inc. (3.93%), Infosys Ltd. (5.16%), CoreWeave Inc. (11.49%), Baidu, Inc. (3.03%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($80.71 billion), Invesco QQQ ($47.96 billion), iShares Russell 2000 ETF ($22.13 billion), Western Digital Corporation ($14.35 billion), Sandisk Corporation ($12.86 billion), Salesforce Inc. ($10.89 billion), Nebius Group N.V. ($9.92 billion), SPDR S&P Biotech ETF ($9.72 billion), Lumentum Holdings Inc. ($8.89 billion), and iShares 20+ Year Treasury Bond ETF ($8.18 billion). View all of the most shorted stocks.

Short selling XYZ is an investing strategy that aims to generate trading profit from Block as its price is falling. XYZ shares are trading up $0.29 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.

A short squeeze for Block 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 XYZ, which in turn drives the price of the stock up even further.

Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including XYZ, twice per month. The most recent reporting period available is May, 15 2026.

Understanding short interest metrics can help you assess how traders are positioning around a stock like XYZ:

  • Shares Sold Short: The total number of shares that have been sold by short sellers but have not yet been covered or closed out. A high number may indicate bearish sentiment.
  • Short Float: The percentage of a company’s publicly available shares (or "float") that are sold short. A higher short float suggests a greater portion of the stock is being bet against.
  • Days to Cover (Short Interest Ratio): This estimates how many days it would take short sellers to cover their positions, based on average daily trading volume. Higher values can signal potential for a short squeeze if buying pressure increases.

These metrics are often used by traders to gauge sentiment, volatility risk, and the potential for price movements based on short covering activity.


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This page (NYSE:XYZ) was last updated on 6/1/2026 by MarketBeat.com Staff.
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