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Block (XYZ) Short Interest Ratio & Short Volume

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$73.69 -0.36 (-0.49%)
Closing price 03:59 PM Eastern
Extended Trading
$74.01 +0.32 (+0.44%)
As of 07:43 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 September 15, 2026, Block (XYZ) had a short interest of 13.41 million shares sold short, representing 2.52% of the public float. This marks a 4.36% increase in short interest since the prior report. The short interest ratio (days to cover) is 3.7, meaning it would take 3.7 days of the average trading volume of 3.74 million shares to cover all short positions.

Current Short Interest
13,406,927 shares
Previous Short Interest
12,846,262 shares
Change Vs. Previous Month
4.36%
Dollar Volume Sold Short
$1.05 billion
Short Interest Ratio
3.7 Days to Cover
Last Record Date
September 15, 2026
Outstanding Shares
600,790,000 shares
Short Percent of Float
2.52%
Today's Trading Volume
5,125,209 shares
Average Trading Volume
3,742,701 shares
Today's Volume Vs. Average
137%
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
9/15/202613,406,927 shares $1.05 billion +4.4%2.5%3.65 $78.36
8/31/202612,846,262 shares $1.05 billion -6.0%2.4%3.11 $81.96
8/14/202613,659,453 shares $1.13 billion -5.9%2.6%2.41 $82.73
7/31/202614,511,033 shares $1.18 billion -8.9%2.8%3.35 $81.22
7/15/202615,930,938 shares $1.30 billion -5.3%3.0%3.12 $81.86
6/30/202616,820,108 shares $1.28 billion -17.2%3.2%2.47 $76.04
6/15/202620,303,763 shares $1.51 billion +3.1%3.8%3.46 $74.23
5/29/202619,687,079 shares $1.49 billion -6.3%3.7%3.13 $75.69
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%4.1%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%4.1%1.56 $63.77
2/13/202619,000,728 shares $948.00 million +0.7%3.6%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
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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
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
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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
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

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 September 15th, traders have sold 13,406,927 shares of XYZ short. 2.52% 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 3.7. Learn More on Block's short interest ratio.

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. 2.52% of Block's floating shares are currently sold short.

Block saw a increase in short interest in September. As of September 15th, there was short interest totaling 13,406,927 shares, an increase of 4.4% from the previous total of 12,846,262 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.

2.52% of Block's shares are currently sold short. Here is how the short interest of companies in the industry of "transaction & payment processing services" compare to Block: PayPal Holdings, Inc. (3.45%), Corpay, Inc (5.01%), Fiserv, Inc. (5.65%), Circle Internet Group, Inc. (9.74%), Affirm Holdings, Inc. (5.42%), Global Payments Inc. (6.19%), Fidelity National Information Services, Inc. (3.65%), Toast, Inc. (6.84%), PayPay Corporation (0.38%), Chime Financial, Inc. (6.40%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($75.21 billion), Invesco QQQ ($46.31 billion), iShares Russell 2000 ETF ($27.98 billion), SPDR S&P Biotech ETF ($11.59 billion), Nebius Group N.V. ($9.70 billion), Canadian Natural Resources Limited ($9.42 billion), iShares 20+ Year Treasury Bond ETF ($8.70 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($8.53 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.79 billion), and Financial Select Sector SPDR Fund ($7.74 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 down $0.36 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 increases 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 September, 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.


Related Companies
Short Interest Tools

Short interest data for NYSE:XYZ is sourced from the Financial Industry Regulatory Authority (FINRA), with the most recent report published on 9/24/2026. FINRA publishes updated short interest twice a month.
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