Canadian National Railway (CNI) Short Interest Ratio & Short Volume $106.15 -1.30 (-1.21%) Closing price 03:59 PM EasternExtended Trading$106.15 0.00 (0.00%) As of 07:10 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. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Canadian National Railway Short Interest DataCanadian National Railway (CNI) has a short interest of 1.89 million shares, representing 0.31% of the float (the number of shares available for trading by the public). This marks a -14.86% decrease in short interest from the previous month. The short interest ratio (days to cover) is 1.3, indicating that it would take 1.3 days of the average trading volume of 1.31 million shares to cover all short positions.Current Short Interest1,890,000 sharesPrevious Short Interest2,220,000 sharesChange Vs. Previous Month-14.86%Dollar Volume Sold Short$182.99 millionShort Interest Ratio1.3 Days to CoverLast Record DateApril 30, 2025Outstanding Shares628,510,000 sharesFloat Size607,130,000 sharesShort Percent of Float0.31%Today's Trading Volume846,542 sharesAverage Trading Volume1,310,050 sharesToday's Volume Vs. Average65% Short Selling Canadian National Railway? Sign up to receive the latest short interest report for Canadian National Railway and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCNI Short Interest Over TimeCNI Days to Cover Over TimeCNI Percentage of Float Shorted Over Time Canadian National Railway Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/20251,890,000 shares $182.99 million -14.9%0.3%1.3 $96.82 4/15/20252,220,000 shares $218.73 million +11.6%0.4%1.5 $98.53 3/31/20251,990,000 shares $193.72 million -35.0%0.3%1.3 $97.35 3/15/20253,060,000 shares $298.97 million -5.6%0.5%2.3 $97.70 2/28/20253,240,000 shares $328.47 million +52.1%0.5%2.3 $101.38 2/15/20252,130,000 shares $216.60 million +33.1%0.4%1.6 $101.69 1/31/20251,600,000 shares $167.33 million -28.3%0.3%1.2 $104.58 1/15/20252,230,000 shares $224.63 million +4.2%0.4%1.7 $100.73 12/31/20242,140,000 shares $217.23 million -15.8%0.4%1.7 $101.51 12/15/20242,540,000 shares $263.73 million +33.7%0.4%2 $103.83 Get the Latest News and Ratings for CNI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Canadian National Railway and its competitors with MarketBeat's FREE daily newsletter. 11/30/20241,900,000 shares $212.21 million -12.0%0.3%1.5 $111.69 11/15/20242,160,000 shares $235.20 million -4.9%0.4%1.7 $108.89 10/31/20242,270,000 shares $245.21 million -3.0%0.4%1.9 $108.02 10/15/20242,340,000 shares $270.80 million -9.7%0.4%1.9 $115.73 9/30/20242,590,000 shares $303.34 million -19.1%0.4%2.3 $117.12 9/15/20243,200,000 shares $380.06 million +2.6%0.5%2.7 $118.77 8/31/20243,120,000 shares $367.60 million +36.8%0.5%2.5 $117.82 8/15/20242,280,000 shares $257.82 million -3.8%0.4%1.9 $113.08 7/31/20242,370,000 shares $274.35 million -37.0%0.4%2 $115.76 7/15/20243,760,000 shares $457.14 million -16.1%0.6%3.3 $121.58 6/30/20244,480,000 shares $529.22 million -27.2%0.7%4 $118.13 6/15/20246,150,000 shares $749.32 million -21.9%1.0%5.8 $121.84 5/31/20247,870,000 shares $1.00 billion +26.3%1.3%8.2 $127.33 5/15/20246,230,000 shares $781.18 million +1.1%1.0%6.5 $125.39 4/30/20246,160,000 shares $748.07 million -9.1%1.0%6.3 $121.44 4/15/20246,780,000 shares $873.20 million -3.1%1.1%6.6 $128.79 3/31/20247,000,000 shares $921.97 million -10.5%1.1%6.9 $131.71 3/15/20247,820,000 shares $1.01 billion -14.4%1.3%8 $128.65 2/29/20249,130,000 shares $1.18 billion -4.2%1.5%9.1 $129.69 2/15/20249,530,000 shares $1.24 billion +2.3%1.5%9.4 $129.88 1/31/20249,320,000 shares $1.16 billion +70.7%1.5%8.6 $124.02 1/15/20245,460,000 shares $689.11 million +1.3%0.9%4.8 $126.21 12/31/20235,390,000 shares $677.15 million -32.5%0.9%4.8 $125.63 12/15/20237,980,000 shares $960.15 million -31.9%1.3%6.7 $120.32 11/30/202311,720,000 shares $1.36 billion +6.6%1.9%9.5 $116.06 11/15/202311,000,000 shares $1.26 billion +25.7%1.8%8.7 $114.20 10/31/20238,750,000 shares $925.62 million +7.1%1.4%7.5 $105.79 10/15/20238,170,000 shares $880.24 million +4.3%1.3%7 $107.74 9/30/20237,830,000 shares $848.22 million -2.1%1.2%6.7 $108.33 9/15/20238,000,000 shares $931.20 million +4.4%1.3%7.1 $116.40Trump’s treachery (Ad)Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to move your money now.Millions of Americans are about to be wiped out, while others could make a fortune… click here to ma 8/31/20237,660,000 shares $862.59 million +51.4%1.2%7 $112.61 8/15/20235,060,000 shares $576.28 million -6.3%0.8%4.6 $113.89 7/31/20235,400,000 shares $654.75 million -29.5%0.9%4.6 $121.25 7/15/20237,660,000 shares $906.41 million +0.3%1.2%6.2 $118.33 6/30/20237,640,000 shares $925.05 million +0.5%1.2%6.6 $121.08 6/15/20237,600,000 shares $896.27 million -3.2%1.2%6.4 $117.93 5/31/20237,850,000 shares $885.13 million +25.6%1.2%6.5 $112.76 5/15/20236,250,000 shares $759 million +21.4%1.0%5.3 $121.44 4/30/20235,150,000 shares $614.24 million -18.8%0.8%4.5 $119.27 4/15/20236,340,000 shares $775.89 million +1.9%1.0%5.9 $122.38 3/31/20236,220,000 shares $733.77 million +16.5%1.0%5.8 $117.97 3/15/20235,340,000 shares $615.11 million +100.8%0.8%5.3 $115.19 2/28/20232,660,000 shares $302.95 million +26.7%0.4%2.6 $113.89 2/15/20232,100,000 shares $248.98 million -11.0%0.3%2.1 $118.56 1/31/20232,360,000 shares $281.05 million -58.1%0.4%2.3 $119.09 1/15/20235,630,000 shares $696.37 million +9.8%0.9%5.3 $123.69 12/30/20225,130,000 shares $609.85 million -28.3%0.8%4.7 $118.88 12/15/20227,150,000 shares $880.67 million +22.2%1.1%6.1 $123.17 11/30/20225,850,000 shares $751.32 million +2.3%0.9%5 $128.43 11/15/20225,720,000 shares $694.35 million +7.7%0.9%4.6 $121.39 10/31/20225,310,000 shares $628.92 million -24.4%0.8%4.5 $118.44 10/15/20227,020,000 shares $751.35 million +10.6%1.1%6.1 $107.03 9/30/20226,350,000 shares $685.74 million No Change1.0%5.8 $107.99 9/15/20226,350,000 shares $752.67 million +16.7%1.0%5.8 $118.53 8/31/20225,440,000 shares $646.87 million +2.6%0.8%4.9 $118.91 8/15/20225,300,000 shares $674.80 million +2.3%0.8%4.5 $127.32 7/31/20225,180,000 shares $656.20 million -8.0%0.8%3.8 $126.68 7/15/20225,630,000 shares $628.65 million +5.8%0.9%3.8 $111.66 6/30/20225,320,000 shares $598.34 million +37.1%0.9%3.6 $112.47 6/15/20223,880,000 shares $428.04 million -20.7%0.6%2.6 $110.32 5/31/20224,890,000 shares $556.38 million +164.3%0.8%3.3 $113.78 5/15/20221,850,000 shares $204.65 million -35.3%0.3%1.3 $110.62 4/30/20222,860,000 shares $336.39 million +38.2%0.5%2.2 $117.62 4/15/20222,070,000 shares $263.28 million -5.5%0.3%1.6 $127.19 3/31/20222,190,000 shares $293.77 million +17.1%0.4%1.6 $134.14 3/15/20221,870,000 shares $231.09 million -24.9%0.3%1.4 $123.58 2/28/20222,490,000 shares $308.74 million -40.6%0.4%1.7 $123.99 2/15/20224,190,000 shares $525.85 million +26.6%0.7%3.1 $125.50 1/31/20223,310,000 shares $402.89 million +13.8%0.5%2.6 $121.72 1/15/20222,910,000 shares $359.39 million -30.9%0.5%2.5 $123.50 12/31/20214,210,000 shares $517.24 million -11.4%0.7%3.5 $122.86 12/15/20214,750,000 shares $607.48 million +14.5%0.8%3.7 $127.89 11/30/20214,150,000 shares $525.27 million +41.6%0.7%2.8 $126.57 11/15/20212,930,000 shares $378.35 million -13.8%0.5%1.4 $129.13 10/29/20213,400,000 shares $451.89 million -6.6%0.6%1.6 $132.91 10/15/20213,640,000 shares $446.59 million -25.6%0.6%1.6 $122.69 9/30/20214,890,000 shares $565.53 million -32.0%0.8%2.2 $115.65 9/15/20217,190,000 shares $843.39 million -45.0%1.2%3.2 $117.30 8/31/202113,080,000 shares $1.54 billion -12.4%2.1%6.2 $117.63 8/13/202114,930,000 shares $1.60 billion -3.2%2.4%8.3 $107.46Trump’s treachery (Ad)Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to move your money now.Millions of Americans are about to be wiped out, while others could make a fortune… click here to ma 7/30/202115,430,000 shares $1.68 billion +3.4%2.6%7.5 $108.63 7/15/202114,920,000 shares $1.57 billion -2.2%2.5%7.2 $105.12 6/30/202115,260,000 shares $1.61 billion +2.6%2.5%7.4 $105.52 6/15/202114,880,000 shares $1.64 billion +17.7%2.5%7.7 $110.24 5/28/202112,640,000 shares $1.42 billion +117.9%2.1%6.9 $112.57 5/14/20215,800,000 shares $644.09 million +31.8%1.0%3.7 $111.05 4/30/20214,400,000 shares $476.52 million +178.5%0.7%3.8 $108.30 4/15/20211,580,000 shares $184.80 million -16.4%0.3%1.4 $116.96 3/31/20211,890,000 shares $219.20 million +68.8%0.3%2 $115.98 3/15/20211,120,000 shares $129.57 million -44.3%0.2%1.2 $115.69 2/26/20212,010,000 shares $222.43 million -13.7%0.3%2.4 $110.66 2/12/20212,330,000 shares $252.06 million +80.6%0.3%3.1 $108.18 1/29/20211,290,000 shares $134.19 million -16.2%0.2%1.7 $104.02 1/15/20211,540,000 shares $173.05 million No Change0.2%2.1 $112.37 12/31/20201,540,000 shares $168.54 million +14.9%0.2%2.1 $109.44 12/15/20201,340,000 shares $146.23 million -22.5%0.2%1.9 $109.13 11/30/20201,730,000 shares $189.16 million -1.1%0.2%2.4 $109.34 11/15/20201,750,000 shares $189.91 million -9.8%0.3%2.4 $108.52 10/30/20201,940,000 shares $195.03 million -8.5%0.3%2.6 $100.53 10/15/20202,120,000 shares $235.77 million -25.6%0.3%2.9 $111.21 9/30/20202,850,000 shares $303.41 million +5.2%0.4%3.7 $106.46 9/15/20202,710,000 shares $292.90 million -19.4%0.4%3.4 $108.08 8/31/20203,360,000 shares $351.39 million +14.3%0.5%4 $104.58 8/14/20202,940,000 shares $301.29 million +37.4%0.4%3.3 $102.48 7/31/20202,140,000 shares $209.27 million +0.9%0.3%2.3 $97.79 7/15/20202,120,000 shares $197.73 million +17.1%0.3%2.3 $93.27 6/30/20201,810,000 shares $160.31 million -13.4%0.3%1.8 $88.57 6/15/20202,090,000 shares $183.71 million -3.2%0.3%2 $87.90 5/29/20202,160,000 shares $185.85 million -1.4%0.3%1.8 $86.04 CNI Short Interest - Frequently Asked Questions What is Canadian National Railway's current short interest? Short interest is the volume of Canadian National Railway shares that have been sold short but have not yet been covered or closed out. As of April 30th, traders have sold 1,890,000 shares of CNI short. 0.31% of Canadian National Railway's shares are currently sold short. Learn More on Canadian National Railway's current short interest. What is a good short interest ratio for Canadian National Railway? 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. CNI shares currently have a short interest ratio of 1.0. Learn More on Canadian National Railway's short interest ratio. Which institutional investors are shorting Canadian National Railway? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Canadian National Railway: Jane Street Group LLC, DRW Securities LLC, Twin Tree Management LP, PEAK6 LLC, Walleye Trading LLC, Walleye Capital LLC, Capital Fund Management S.A., National Bank of Canada FI, and Fulcrum Asset Management LLP. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Canadian National Railway? 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. 0.31% of Canadian National Railway's floating shares are currently sold short. Is Canadian National Railway's short interest increasing or decreasing? Canadian National Railway saw a decrease in short interest in April. As of April 30th, there was short interest totaling 1,890,000 shares, a decrease of 14.9% from the previous total of 2,220,000 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. What is Canadian National Railway's float size? Canadian National Railway currently has issued a total of 628,510,000 shares. Some of Canadian National Railway's outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Canadian National Railway currently has a public float of 607,130,000 shares. How does Canadian National Railway's short interest compare to its competitors? 0.31% of Canadian National Railway's shares are currently sold short. Here is how the short interest of companies in the industry of "transportation" compare to Canadian National Railway: Enbridge Inc. (1.35%), Canadian Pacific Kansas City Limited (0.92%), CSX Co. (1.52%), Mplx Lp (2.01%), Ryanair Holdings plc (0.86%), Viking Holdings Ltd (3.24%), Brookfield Infrastructure Partners L.P. (0.26%), MakeMyTrip Limited (2.19%), ZTO Express (Cayman) Inc. (2.39%), Grupo Aeroportuario del Pacífico, S.A.B. de C.V. (0.73%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Spotify Technology S.A. ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($4.47 billion), The Kroger Co. ($2.56 billion), Reddit, Inc. ($2.23 billion), Rivian Automotive, Inc. ($2.16 billion), Live Nation Entertainment, Inc. ($1.90 billion), SoFi Technologies, Inc. ($1.85 billion), Zscaler, Inc. ($1.75 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short Canadian National Railway stock? Short selling CNI is an investing strategy that aims to generate trading profit from Canadian National Railway as its price is falling. CNI shares are trading down $1.30 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 Canadian National Railway? A short squeeze for Canadian National Railway 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 CNI, which in turn drives the price of the stock up even further. How often is Canadian National Railway'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 CNI, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies ENB Short Squeeze CP Short Squeeze CSX Short Squeeze MPLX Short Squeeze RYAAY Short Squeeze VIK Short Squeeze BIP Short Squeeze MMYT Short Squeeze ZTO Short Squeeze PAC Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:CNI) was last updated on 5/21/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGold Hits New Highs as Global Markets SpiralWhen Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. ...Premier Gold Co | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... 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