BlackLine (BL) Short Interest Ratio & Short Volume $28.90 -0.04 (-0.12%) As of 03:41 PM Eastern This is a fair market value price provided by Massive. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock BlackLine Short Interest OverviewAs of April 30, 2026, BlackLine (BL) had a short interest of 6.50 million shares sold short, representing 12.18% of the public float. This marks a 4.99% increase in short interest since the prior report. The short interest ratio (days to cover) is 7.0, meaning it would take 7.0 days of the average trading volume of 1.25 million shares to cover all short positions.Current Short Interest6,497,067 sharesPrevious Short Interest6,188,258 sharesChange Vs. Previous Month4.99%Dollar Volume Sold Short$203.03 millionShort Interest Ratio7.0 Days to CoverLast Record DateApril 30, 2026Outstanding Shares58,660,000 sharesShort Percent of Float12.18%Today's Trading Volume550,922 sharesAverage Trading Volume1,247,597 sharesToday's Volume Vs. Average44% Short Selling BlackLine? Sign up to receive the latest short interest report for BlackLine and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartBL Short Interest Over TimeBL Days to Cover Over TimeBL Percentage of Float Shorted Over Time BlackLine Tesla Short Interest History & Recent Changes ExportReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/20266,497,067 shares $203.03 million +5.0%12.2%6.98 $31.25 4/15/20266,188,258 shares $201.55 million +8.1%11.4%6.09 $32.57 3/31/20265,723,602 shares $211.77 million -5.6%10.5%4.31 $37.00 3/13/20266,065,772 shares $223.71 million +1.7%11.1%6.33 $36.88 2/27/20265,964,827 shares $210.26 million -6.0%11.0%3.57 $35.25 2/13/20266,344,304 shares $244.95 million +8.8%11.7%4.09 $38.61 1/30/20265,831,762 shares $271.00 million +2.4%10.7%4.96 $46.47 1/15/20265,692,810 shares $298.47 million +1.3%10.5%6.97 $52.43 12/31/20255,621,545 shares $310.82 million -9.9%10.3%10.31 $55.29 12/15/20256,238,160 shares $356.39 million -2.8%11.5%12.99 $57.13 Get the Latest News and Ratings for BL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for BlackLine and its competitors with MarketBeat's FREE daily newsletter. 11/28/20256,418,167 shares $365.74 million +4.5%11.8%9.17 $56.99 11/14/20256,141,237 shares $335.74 million -0.4%11.3%6.51 $54.67 10/31/20256,167,781 shares $353.11 million +1.1%10.9%4.2 $57.25 10/15/20256,100,000 shares $302.32 million -2.7%12.0%7.8 $49.56 9/30/20256,270,000 shares $332.94 million -3.5%12.4%8.7 $53.10 9/15/20256,500,000 shares $353.34 million +10.9%12.8%8.7 $54.36 8/31/20255,860,000 shares $318.61 million -6.1%11.5%7.7 $54.37 8/15/20256,240,000 shares $317.18 million -2.2%12.3%8.1 $50.83 7/31/20256,380,000 shares $343.12 million -7.7%12.6%8.9 $53.78 7/15/20256,910,000 shares $374.31 million -1.6%13.5%10.1 $54.17 6/30/20257,020,000 shares $397.47 million +1.7%13.7%9.5 $56.62 6/15/20256,900,000 shares $373.01 million +4.2%13.5%9.4 $54.06 5/31/20256,620,000 shares $366.22 million +2.6%13.0%9.1 $55.32 5/15/20256,450,000 shares $355.01 million +12.0%12.6%8.8 $55.04 4/30/20255,760,000 shares $272.04 million +1.8%11.3%6.8 $47.23 4/15/20255,660,000 shares $256.06 million +18.2%11.0%6.9 $45.24 3/31/20254,790,000 shares $231.93 million +3.5%9.2%5.9 $48.42 3/15/20254,630,000 shares $230.99 million +1.1%8.9%6.2 $49.89 2/28/20254,580,000 shares $221.21 million -6.7%8.9%6.4 $48.30 2/15/20254,910,000 shares $252.23 million +3.6%9.5%7 $51.37 1/31/20254,740,000 shares $302.65 million +2.6%9.3%7.7 $63.85 1/15/20254,620,000 shares $271.06 million -2.9%9.0%7.9 $58.67 12/31/20244,760,000 shares $289.22 million +1.1%9.3%7.9 $60.76 12/15/20244,710,000 shares $300.78 million +0.9%9.2%7.3 $63.86 11/30/20244,670,000 shares $289.59 million -4.5%9.1%7.4 $62.01 11/15/20244,890,000 shares $290.03 million +6.1%9.5%7.4 $59.31 10/31/20244,610,000 shares $255.26 million -0.7%9.0%6.8 $55.37 10/15/20244,640,000 shares $267.36 million -1.5%9.1%6.5 $57.62 9/30/20244,710,000 shares $259.71 million +7.3%9.2%6.1 $55.14 9/15/20244,390,000 shares $219.54 million -6.6%8.6%5 $50.01One filing just changed the SpaceX IPO forever (Ad)SpaceX just filed its S-1. The IPO is confirmed for June 12 - $75 billion, ticker SPCX, potentially the largest in history. The 21-bank syndicate has already locked up shares, so retail investors won't get access. But the S-1 exposed one publicly traded company Musk cannot operate without - and it's still cheap. Dylan Jovine is releasing the ticker free before June 12 changes the price.Get the ticker before the SpaceX IPO reprices everything on June 12 8/31/20244,700,000 shares $232.89 million -3.1%9.2%5.1 $49.55 8/15/20244,850,000 shares $251.18 million +3.4%9.5%4.8 $51.79 7/31/20244,690,000 shares $222.87 million -8.6%9.2%4.3 $47.52 7/15/20245,130,000 shares $247.42 million +10.6%10.1%4.9 $48.23 6/30/20244,640,000 shares $224.81 million +12.4%9.2%4.5 $48.45 6/15/20244,130,000 shares $188.00 million -4.6%8.2%4.2 $45.52 5/31/20244,330,000 shares $206.63 million +61.0%8.6%3.8 $47.72 5/15/20242,690,000 shares $158.44 million -18.0%5.3%2.4 $58.90 4/30/20243,280,000 shares $190.40 million -18.4%6.5%3.2 $58.05 4/15/20244,020,000 shares $244.58 million -4.7%8.0%4.1 $60.84 3/31/20244,220,000 shares $272.53 million +9.9%10.0%4.4 $64.58 3/15/20243,840,000 shares $252.02 million +65.5%7.7%4.2 $65.63 2/29/20242,320,000 shares $131.61 million +14.9%4.6%3.5 $56.73 2/15/20242,020,000 shares $121.44 million -2.4%4.0%3.7 $60.12 1/31/20242,070,000 shares $121.47 million +23.2%4.1%4.1 $58.68 1/15/20241,680,000 shares $96.72 million -12.5%3.4%3.1 $57.57 12/31/20231,920,000 shares $119.88 million -8.1%3.8%3.6 $62.44 12/15/20232,090,000 shares $129.81 million -2.8%4.2%3.8 $62.11 11/30/20232,150,000 shares $124.38 million -0.5%4.3%3.9 $57.85 11/15/20232,160,000 shares $121.13 million -4.4%4.3%3.6 $56.08 10/31/20232,260,000 shares $110.97 million -4.6%4.6%3.6 $49.10 10/15/20232,370,000 shares $124.47 million -9.2%4.8%3.9 $52.52 9/30/20232,610,000 shares $144.78 million -8.7%5.3%4.3 $55.47 9/15/20232,860,000 shares $159.07 million +1.4%5.8%4.7 $55.62 8/31/20232,820,000 shares $169.37 million +11.9%5.7%4.4 $60.06 8/15/20232,520,000 shares $127.41 million -9.0%5.1%3.8 $50.56 7/31/20232,770,000 shares $160.88 million +9.9%5.6%4.1 $58.08 7/15/20232,520,000 shares $138.57 million -6.7%5.1%3.6 $54.99 6/30/20232,700,000 shares $145.31 million +9.3%5.5%4 $53.82 6/15/20232,470,000 shares $134.05 million -23.1%5.0%3.8 $54.27 5/31/20233,210,000 shares $167.14 million -2.1%6.5%5.2 $52.07 5/15/20233,280,000 shares $174.33 million -16.1%6.7%5.9 $53.15 4/30/20233,910,000 shares $217.83 million -5.3%8.0%7.1 $55.71 4/15/20234,130,000 shares $259.16 million -8.0%8.5%8.4 $62.75 3/31/20234,490,000 shares $301.50 million -2.0%9.2%8.9 $67.15 3/15/20234,580,000 shares $292.94 million +1.8%9.4%9.7 $63.96 2/28/20234,500,000 shares $307.62 million -0.2%9.2%10 $68.36 2/15/20234,510,000 shares $333.74 million +7.1%9.3%10.3 $74.00 1/31/20234,210,000 shares $302.28 million +8.5%8.7%10 $71.80 1/15/20233,880,000 shares $274.08 million -2.8%8.0%8.3 $70.64 12/30/20223,990,000 shares $268.41 million +1.0%8.2%8.6 $67.27 12/15/20223,950,000 shares $269.51 million -3.7%8.1%7.7 $68.23 11/30/20224,100,000 shares $277.53 million No Change8.4%8 $67.69 11/15/20224,100,000 shares $269.94 million +3.0%8.4%7.7 $65.84 10/31/20223,980,000 shares $222.88 million -1.0%8.1%7.2 $56.00 10/15/20224,020,000 shares $232.88 million -1.0%8.2%7.8 $57.93 9/30/20224,060,000 shares $243.19 million -6.2%8.3%7.3 $59.90 9/15/20224,330,000 shares $302.49 million -5.3%8.8%7.7 $69.86 8/31/20224,570,000 shares $310.49 million -12.0%9.3%7.5 $67.94 8/15/20225,190,000 shares $364.18 million No Change10.6%7.9 $70.17June 12: The Biggest Buying Spree in History? (Ad)Former tech executive and angel investor Jeff Brown - who picked Bitcoin, Tesla, and Nvidia before surges of up to 52,400% - says the SpaceX IPO on June 12 could trigger the biggest buying spree in market history. Brown is urging investors to get positioned before the IPO date arrives, when shares could double or more on the first day of trading.Click here to learn how to get ahead of the SpaceX IPO 7/31/20225,190,000 shares $328.11 million -7.3%9.6%6.7 $63.22 7/15/20225,600,000 shares $383.60 million -1.1%10.4%7 $68.50 6/30/20225,660,000 shares $376.96 million +2.0%10.5%7.7 $66.60 6/15/20225,550,000 shares $382.56 million -0.2%10.3%7.6 $68.93 5/31/20225,560,000 shares $407.10 million +19.1%10.3%8.1 $73.22 5/15/20224,670,000 shares $273.43 million -7.5%8.7%6.5 $58.55 4/30/20225,050,000 shares $338.60 million +0.4%9.4%7.8 $67.05 4/15/20225,030,000 shares $350.04 million +1.8%9.3%8.2 $69.59 3/31/20224,940,000 shares $361.71 million +3.4%9.2%7.8 $73.22 3/15/20224,780,000 shares $320.64 million +4.4%8.9%7.8 $67.08 2/28/20224,580,000 shares $344.92 million -4.0%8.5%7.2 $75.31 2/15/20224,770,000 shares $377.35 million -1.0%8.9%7.7 $79.11 1/31/20224,820,000 shares $442.81 million -9.1%9.1%9.8 $91.87 1/15/20225,300,000 shares $471.49 million -6.0%10.0%11.6 $88.96 12/31/20215,640,000 shares $583.97 million +1.3%10.7%13.3 $103.54 12/15/20215,570,000 shares $561.46 million +6.9%10.5%13.3 $100.80 11/30/20215,210,000 shares $573.36 million +0.4%9.8%13 $110.05 11/15/20215,190,000 shares $660.95 million -3.9%10.0%13.5 $127.35 10/29/20215,400,000 shares $685.10 million -2.4%10.5%14 $126.87 10/15/20215,530,000 shares $682.13 million -1.3%10.8%15.1 $123.35 9/30/20215,600,000 shares $661.14 million No Change10.9%16.7 $118.06 9/15/20215,600,000 shares $678.66 million +3.3%10.9%17 $121.19 8/31/20215,420,000 shares $591.32 million -2.2%10.6%17 $109.10 8/13/20215,540,000 shares $620.98 million +1.1%10.8%18.2 $112.09 7/30/20215,480,000 shares $626.86 million +4.8%10.7%16.9 $114.39 7/15/20215,230,000 shares $572.32 million +3.0%10.3%14.8 $109.43 6/30/20215,080,000 shares $565.25 million -0.4%10.0%12.4 $111.27 6/15/20215,100,000 shares $535.65 million -3.8%10.0%11.2 $105.03 5/28/20215,300,000 shares $551.04 million +5.0%10.4%10.3 $103.97 BL Short Interest - Frequently Asked Questions What is BlackLine's current short interest? Short interest is the volume of BlackLine shares that have been sold short but have not yet been covered or closed out. As of April 30th, investors have sold 6,497,067 shares of BL short. 12.18% of BlackLine's shares are currently sold short. Learn More on BlackLine's current short interest. What is a good short interest ratio for BlackLine? 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. BL shares currently have a short interest ratio of 7.0. Learn More on BlackLine's short interest ratio. What is a good short interest percentage for BlackLine? 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. 12.18% of BlackLine's floating shares are currently sold short. Is BlackLine's short interest increasing or decreasing? BlackLine saw a increase in short interest in April. As of April 30th, there was short interest totaling 6,497,067 shares, an increase of 5.0% from the previous total of 6,188,258 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 BlackLine's short interest compare to its competitors? 12.18% of BlackLine's shares are currently sold short. Here is how the short interest of companies in the industry of "computer software" compare to BlackLine: Dynatrace, Inc. (3.79%), Dropbox, Inc. (16.18%), SailPoint, Inc. (2.50%), Paycom Software, Inc. (10.78%), Compass, Inc. (5.41%), The Descartes Systems Group Inc. (1.77%), Open Text Corporation (6.60%), Paylocity Holding Corporation (5.62%), ServiceTitan Inc. (11.25%), OneStream, Inc. (4.91%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($86.09 billion), Invesco QQQ ($39.89 billion), iShares Russell 2000 ETF ($26.13 billion), Western Digital Corporation ($12.66 billion), Salesforce Inc. ($12.29 billion), Sandisk Corporation ($11.87 billion), SPDR S&P Biotech ETF ($9.82 billion), Lumentum Holdings Inc. ($8.51 billion), iShares 20+ Year Treasury Bond ETF ($7.76 billion), and Bloom Energy Corporation ($7.40 billion). View all of the most shorted stocks. What does it mean to sell short BlackLine stock? Short selling BL is an investing strategy that aims to generate trading profit from BlackLine as its price is falling. BL shares are trading up $0.18 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 BlackLine? A short squeeze for BlackLine 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 BL, which in turn drives the price of the stock up even further. How often is BlackLine'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 BL, twice per month. The most recent reporting period available is April, 30 2026. What do BL's short interest metrics mean? Understanding short interest metrics can help you assess how traders are positioning around a stock like BL: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. More Short Interest Resources from MarketBeat Related Companies Dynatrace Short Interest Dropbox Short Interest SailPoint Short Interest Paycom Software Short Interest Compass Short Interest The Descartes Systems Group Short Interest Open Text Short Interest Paylocity Short Interest ServiceTitan Short Interest OneStream Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:BL) was last updated on 5/22/2026 by MarketBeat.com Staff. From Our PartnersSystem failure: The strongest leverage for gold…$9 trillion in U.S. debt must be refinanced in 2026 - at current rates - while the largest foreign buyers of T...Golden Portfolio | SponsoredHey, it's Jon Najarian. The SpaceX IPO is right around the corner. But I discovered Elon may have something BIGGER planned. 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