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Qualys (QLYS) Short Interest Ratio & Short Volume

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$137.49 +9.17 (+7.15%)
Closing price 04:00 PM Eastern
Extended Trading
$137.39 -0.10 (-0.07%)
As of 04:44 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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Qualys Short Interest Overview

As of June 15, 2026, Qualys (QLYS) had a short interest of 3.63 million shares sold short, representing 10.41% of the public float. This marks a -12.99% decrease in short interest since the prior report. The short interest ratio (days to cover) is 5.5, meaning it would take 5.5 days of the average trading volume of 761,978 shares to cover all short positions.

Current Short Interest
3,632,723 shares
Previous Short Interest
4,174,972 shares
Change Vs. Previous Month
-12.99%
Dollar Volume Sold Short
$416.49 million
Short Interest Ratio
5.5 Days to Cover
Last Record Date
June 15, 2026
Outstanding Shares
35,217,000 shares
Short Percent of Float
10.41%
Today's Trading Volume
1,826,255 shares
Average Trading Volume
761,978 shares
Today's Volume Vs. Average
240%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

QLYS Short Interest Over Time

QLYS Days to Cover Over Time

QLYS Percentage of Float Shorted Over Time

Qualys 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
6/15/20263,632,723 shares $416.49 million -13.0%10.4%5.47 $114.65
5/29/20264,174,972 shares $456.28 million -14.7%12.0%5.93 $109.29
5/15/20264,895,484 shares $440.69 million +3.9%14.0%5.69 $90.02
4/30/20264,712,786 shares $409.68 million -2.5%13.5%5.55 $86.93
4/15/20264,833,826 shares $411.70 million +21.2%13.8%4.76 $85.17
3/31/20263,987,298 shares $350.28 million +30.9%11.3%5.45 $87.85
3/13/20263,046,355 shares $303.75 million +1.8%8.6%5.56 $99.71
2/27/20262,993,528 shares $276.81 million -1.2%8.5%3.47 $92.47
2/13/20263,028,917 shares $317.76 million -2.4%8.7%3.12 $104.91
1/30/20263,102,311 shares $409.19 million -5.2%8.7%7.34 $131.90
1/15/20263,273,056 shares $437.90 million +5.3%9.2%9.1 $133.79
12/31/20253,108,480 shares $413.12 million -3.1%8.8%6.79 $132.90
12/15/20253,207,038 shares $464.70 million +1.3%9.0%8.77 $144.90
11/28/20253,165,217 shares $446.64 million -6.9%8.9%9.88 $141.11
11/14/20253,399,891 shares $488.12 million +9.1%9.5%5.2 $143.57
10/31/20253,115,054 shares $383.96 million -3.3%8.7%10.76 $123.26
10/15/20253,220,000 shares $411.42 million +8.1%9.0%9.8 $127.77
9/30/20252,980,000 shares $394.34 million -0.7%8.4%9.2 $132.33
9/15/20253,000,000 shares $396.24 million +6.4%8.4%9.4 $132.08
8/31/20252,820,000 shares $382.98 million -1.7%7.9%8.8 $135.81
8/15/20252,870,000 shares $370.66 million -5.3%8.0%9 $129.15
7/31/20253,030,000 shares $403.20 million +2.7%8.5%9.3 $133.07
7/15/20252,950,000 shares $406.24 million +6.5%8.2%9.5 $137.71
6/30/20252,770,000 shares $395.75 million -9.8%7.7%8.3 $142.87
6/15/20253,070,000 shares $426.05 million +8.1%8.6%9.4 $138.78
5/31/20252,840,000 shares $392.52 million +7.2%7.9%8.6 $138.21
5/15/20252,650,000 shares $360.14 million -5.4%7.4%8.2 $135.90
4/30/20252,800,000 shares $351.99 million +5.3%7.8%8.2 $125.71
4/15/20252,660,000 shares $329.76 million -2.2%7.4%7.8 $123.97
3/31/20252,720,000 shares $342.53 million +4.2%7.6%7.7 $125.93
3/15/20252,610,000 shares $329.88 million -0.8%7.3%7.5 $126.39
2/28/20252,630,000 shares $345.74 million -9.9%7.3%7.7 $131.46
2/15/20252,920,000 shares $419.78 million -3.6%8.1%8.5 $143.76
1/31/20253,030,000 shares $422.41 million -6.2%8.4%7.3 $139.41
1/15/20253,230,000 shares $438.99 million No Change8.9%7.5 $135.91
12/31/20243,230,000 shares $452.91 million -0.9%8.9%7.4 $140.22
12/15/20243,260,000 shares $480.98 million -1.8%9.0%7.5 $147.54
11/30/20243,320,000 shares $509.95 million +4.4%9.2%7.8 $153.60
11/15/20243,180,000 shares $462.75 million -12.9%8.8%7.3 $145.52
10/31/20243,650,000 shares $435.23 million +0.6%10.1%8.7 $119.24
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10/15/20243,630,000 shares $457.49 million +3.4%10.0%9.5 $126.03
9/30/20243,510,000 shares $450.89 million -0.9%9.7%9.3 $128.46
9/15/20243,540,000 shares $446.82 million -5.1%9.7%9.5 $126.22
8/31/20243,730,000 shares $466.88 million +0.5%10.3%9.3 $125.17
8/15/20243,710,000 shares $463.53 million +2.8%10.2%9 $124.94
7/31/20243,610,000 shares $538.40 million -3.2%9.9%7.9 $149.14
7/15/20243,730,000 shares $532.38 million -1.8%10.4%8.8 $142.73
6/30/20243,800,000 shares $541.88 million -5.5%10.6%8.9 $142.60
6/15/20244,020,000 shares $549.49 million +2.6%11.2%9.3 $136.69
5/31/20243,920,000 shares $551.23 million +19.5%10.9%9.1 $140.62
5/15/20243,280,000 shares $487.64 million +1.6%9.1%7.6 $148.67
4/30/20243,230,000 shares $529.43 million -13.2%9.0%6.7 $163.91
4/15/20243,720,000 shares $602.83 million +0.5%10.3%7.8 $162.05
3/31/20243,700,000 shares $617.42 million -2.4%10.3%7.8 $166.87
3/15/20243,790,000 shares $630.47 million +9.9%10.5%8.1 $166.35
2/29/20243,450,000 shares $592.92 million +0.6%9.6%7.5 $171.86
2/15/20243,430,000 shares $582.83 million +11.7%9.5%7.5 $169.92
1/31/20243,070,000 shares $580.75 million +2.7%8.6%7.3 $189.17
1/15/20242,990,000 shares $577.37 million -1.6%8.4%8.2 $193.10
12/31/20233,040,000 shares $596.69 million -2.6%8.5%8.3 $196.28
12/15/20233,120,000 shares $620.41 million -2.5%8.7%8.6 $198.85
11/30/20233,200,000 shares $591.49 million -3.0%9.0%9.1 $184.84
11/15/20233,300,000 shares $577.01 million +5.1%9.2%10.1 $174.85
10/31/20233,140,000 shares $480.26 million -3.1%8.8%9.6 $152.95
10/15/20233,240,000 shares $521.70 million -0.3%9.1%10.2 $161.02
9/30/20233,250,000 shares $495.79 million +5.2%9.1%10.8 $152.55
9/15/20233,090,000 shares $462.85 million +2.7%8.7%10.4 $149.79
8/31/20233,010,000 shares $468.51 million -1.0%8.4%9.9 $155.65
8/15/20233,040,000 shares $454.45 million -2.3%8.5%9.5 $149.49
7/31/20233,110,000 shares $431.67 million +1.6%8.7%9.7 $138.80
7/15/20233,060,000 shares $395.60 million No Change8.5%9.1 $129.28
6/30/20233,060,000 shares $395.26 million -3.5%8.5%9.1 $129.17
6/15/20233,170,000 shares $417.46 million +1.9%8.8%9.9 $131.69
5/31/20233,110,000 shares $392.67 million -2.8%8.7%10 $126.26
5/15/20233,200,000 shares $375.36 million +13.5%8.9%10.8 $117.30
4/30/20232,820,000 shares $318.49 million +8.5%7.9%8.6 $112.94
4/15/20232,600,000 shares $334.23 million +1.2%7.2%8.3 $128.55
3/31/20232,570,000 shares $334.15 million -7.9%7.1%8.1 $130.02
3/15/20232,790,000 shares $336.59 million -0.4%7.7%8.4 $120.64
2/28/20232,800,000 shares $330.82 million -2.4%7.8%7.9 $118.15
2/15/20232,870,000 shares $342.30 million -3.0%7.8%8.1 $119.27
1/31/20232,960,000 shares $341.47 million +6.5%8.0%8.2 $115.36
1/15/20232,780,000 shares $293.29 million +9.0%7.5%7.4 $105.50
12/30/20222,550,000 shares $286.19 million +4.9%8.5%6.6 $112.23
12/15/20222,430,000 shares $277.65 million +7.5%7.2%6.2 $114.26
11/30/20222,260,000 shares $278.70 million +1.8%6.7%5.6 $123.32
11/15/20222,220,000 shares $283.69 million -11.6%6.5%5.5 $127.79
10/31/20222,510,000 shares $357.83 million +12.1%7.4%6.1 $142.56
10/15/20222,240,000 shares $283.36 million +14.3%6.5%5.7 $126.50
9/30/20221,960,000 shares $273.20 million -3.5%5.7%5.1 $139.39
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9/15/20222,030,000 shares $314.77 million -1.5%5.9%5.3 $155.06
8/31/20222,060,000 shares $312.91 million -14.5%6.0%5.5 $151.90
8/15/20222,410,000 shares $371.00 million +4.3%7.0%6.2 $153.94
7/31/20222,310,000 shares $282.56 million +1.3%6.7%6 $122.32
7/15/20222,280,000 shares $282.47 million +1.8%6.6%6.2 $123.89
6/30/20222,240,000 shares $282.55 million +3.2%6.5%6.2 $126.14
6/15/20222,170,000 shares $263.24 million +4.3%6.3%6.2 $121.31
5/31/20222,080,000 shares $271.81 million -2.8%6.0%5.7 $130.68
5/15/20222,140,000 shares $259.58 million +16.3%6.2%5.9 $121.30
4/30/20221,840,000 shares $250.76 million +0.6%5.3%4.9 $136.28
4/15/20221,830,000 shares $269.06 million -1.1%5.3%5.1 $147.03
3/31/20221,850,000 shares $263.46 million -26.3%5.3%5.2 $142.41
3/15/20222,510,000 shares $308.53 million -4.2%7.2%7.1 $122.92
2/28/20222,620,000 shares $328.31 million +8.3%7.5%8.1 $125.31
2/15/20222,420,000 shares $296.62 million -2.4%6.9%7.5 $122.57
1/31/20222,480,000 shares $317.79 million -13.6%7.3%8.6 $128.14
1/15/20222,870,000 shares $362.45 million +0.7%8.4%9.3 $126.29
12/31/20212,850,000 shares $391.08 million -8.7%8.4%9.5 $137.22
12/15/20213,120,000 shares $420.79 million -4.9%9.1%10.4 $134.87
11/30/20213,280,000 shares $427.35 million -7.9%9.6%11.2 $130.29
11/15/20213,560,000 shares $485.90 million -11.7%10.4%12.7 $136.49
10/29/20214,030,000 shares $501.65 million +2.8%11.8%13.6 $124.48
10/15/20213,920,000 shares $448.25 million +2.6%11.7%14.7 $114.35
9/30/20213,820,000 shares $425.13 million -4.7%11.4%13.6 $111.29
9/15/20214,010,000 shares $479.28 million +4.7%12.0%14.1 $119.52
8/31/20213,830,000 shares $449.57 million -1.5%11.4%12.4 $117.38
8/13/20213,890,000 shares $430.08 million -4.0%11.7%12.4 $110.56
7/30/20214,050,000 shares $411.32 million +2.3%12.2%12.4 $101.56
7/15/20213,960,000 shares $390.77 million +2.9%11.9%10.9 $98.68
6/30/20213,850,000 shares $387.66 million -14.3%11.6%10.5 $100.69

QLYS Short Interest - Frequently Asked Questions

Short interest is the volume of Qualys shares that have been sold short but have not yet been covered or closed out. As of June 15th, traders have sold 3,632,723 shares of QLYS short. 10.41% of Qualys' shares are currently sold short. Learn More on Qualys' 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. QLYS shares currently have a short interest ratio of 5.5. Learn More on Qualys'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. 10.41% of Qualys' floating shares are currently sold short.

Qualys saw a decline in short interest in the month of June. As of June 15th, there was short interest totaling 3,632,723 shares, a decline of 13.0% from the previous total of 4,174,972 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.

10.41% of Qualys' shares are currently sold short. Here is how the short interest of companies compare to Qualys: Tenable Holdings, Inc. (10.63%), CommVault Systems, Inc. (7.67%), C3.ai, Inc. (42.36%), Progress Software Corporation (9.48%), Microsoft Corporation (1.28%), Oracle Corporation (2.22%), Fortinet, Inc. (3.11%), ServiceNow, Inc. (5.79%), Axon Enterprise, Inc (4.97%), Check Point Software Technologies Ltd. (6.15%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($77.25 billion), Invesco QQQ ($51.70 billion), iShares Russell 2000 ETF ($25.75 billion), Sandisk Corporation ($23.00 billion), Western Digital Corporation ($17.29 billion), Nebius Group N.V. ($13.25 billion), SPDR S&P Biotech ETF ($10.78 billion), KLA Corporation ($10.45 billion), Salesforce Inc. ($9.71 billion), and VanEck Semiconductor ETF ($9.01 billion). View all of the most shorted stocks.

Short selling QLYS is an investing strategy that aims to generate trading profit from Qualys as its price is falling. QLYS shares are trading up $12.14 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 Qualys 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 QLYS, 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 QLYS, twice per month. The most recent reporting period available is June, 15 2026.

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

  • 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 (NASDAQ:QLYS) was last updated on 6/25/2026 by MarketBeat.com Staff.
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