Celestica (CLS) Short Interest Ratio & Short Volume $198.69 +5.78 (+3.00%) Closing price 03:59 PM EasternExtended Trading$199.45 +0.76 (+0.38%) As of 05:49 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Celestica Short Interest DataCelestica (CLS) has a short interest of 5.19 million shares, representing 4.54% of the float (the number of shares available for trading by the public). This marks a 16.89% increase in short interest from the previous month. The short interest ratio (days to cover) is 1.4, indicating that it would take 1.4 days of the average trading volume of 4.29 million shares to cover all short positions.Current Short Interest5,190,000 sharesPrevious Short Interest4,440,000 sharesChange Vs. Previous Month+16.89%Dollar Volume Sold Short$1.04 billionShort Interest Ratio1.4 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares115,030,000 sharesFloat Size114,440,000 sharesShort Percent of Float4.54%Today's Trading Volume1,981,241 sharesAverage Trading Volume4,289,466 sharesToday's Volume Vs. Average46% Short Selling Celestica? Sign up to receive the latest short interest report for Celestica and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy 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. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCLS Short Interest Over TimeCLS Days to Cover Over TimeCLS Percentage of Float Shorted Over Time Celestica Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/20255,190,000 shares $1.04 billion +16.9%4.5%1.4 $199.98 7/15/20254,440,000 shares $712.56 million +14.1%3.9%1.2 $160.49 6/30/20253,890,000 shares $608.63 million -4.0%3.4%1 $156.46 6/15/20254,050,000 shares $506.96 million +13.1%3.5%1 $125.18 5/31/20253,580,000 shares $413.28 million -9.1%3.1%0.8 $115.44 5/15/20253,940,000 shares $439.27 million +11.3%3.4%0.8 $111.49 4/30/20253,540,000 shares $302.17 million +4.1%3.1%0.7 $85.36 4/15/20253,400,000 shares $280.76 million +7.9%3.0%0.6 $82.58 3/31/20253,150,000 shares $248.31 million +9.8%2.7%0.6 $78.83 3/15/20252,870,000 shares $263.53 million +9.1%2.5%0.7 $91.82 Get the Latest News and Ratings for CLS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Celestica and its competitors with MarketBeat's FREE daily newsletter. 2/28/20252,630,000 shares $281.29 million -4.4%2.3%0.6 $106.95 2/15/20252,750,000 shares $363.45 million -5.2%2.4%0.8 $132.16 1/31/20252,900,000 shares $358.34 million +7.0%2.5%0.9 $123.57 1/15/20252,710,000 shares $291.14 million +12.5%2.3%1 $107.43 12/31/20242,410,000 shares $222.44 million -15.1%2.1%1 $92.30 12/15/20242,840,000 shares $281.73 million -5.0%2.5%1.2 $99.20 11/30/20242,990,000 shares $254.87 million -12.3%2.6%1.3 $85.24 11/15/20243,410,000 shares $280.06 million +15.6%3.0%1.5 $82.13 10/31/20242,950,000 shares $201.81 million +1.0%2.6%1.4 $68.41 10/15/20242,920,000 shares $178.44 million -7.0%2.5%1.3 $61.11 9/30/20243,140,000 shares $160.42 million -10.5%2.7%1.4 $51.09 9/15/20243,510,000 shares $161.00 million +9.0%3.0%1.6 $45.87 8/31/20243,220,000 shares $163.96 million -7.5%2.7%1.4 $50.92 8/15/20243,480,000 shares $194.85 million -5.4%2.9%1.5 $55.99 7/31/20243,680,000 shares $192.98 million -20.0%3.1%1.5 $52.44 7/15/20244,600,000 shares $281.75 million -7.8%3.9%2 $61.25 6/30/20244,990,000 shares $286.08 million +7.1%4.2%2.2 $57.33 6/15/20244,660,000 shares $259.61 million +6.4%3.9%2 $55.71 5/31/20244,380,000 shares $244.93 million -10.8%3.7%1.9 $55.92 5/15/20244,910,000 shares $255.57 million +31.6%4.1%2.2 $52.05 4/30/20243,730,000 shares $161.62 million -26.3%3.2%1.6 $43.33 4/15/20245,060,000 shares $224.41 million +8.8%4.3%2.1 $44.35 3/31/20244,650,000 shares $208.97 million -4.9%4.0%2 $44.94 3/15/20244,890,000 shares $214.72 million +7.7%4.2%2.3 $43.91 2/29/20244,540,000 shares $193.09 million +23.4%3.9%2.2 $42.53 2/15/20243,680,000 shares $146.80 million +40.5%3.1%1.8 $39.89 1/31/20242,620,000 shares $90.02 million +54.1%2.2%1.4 $34.36 1/15/20241,700,000 shares $48.84 million -3.4%1.5%0.9 $28.73 12/31/20231,760,000 shares $51.53 million -1.7%1.5%1 $29.28 12/15/20231,790,000 shares $52.81 million +5.3%1.5%1 $29.51Everyone’s watching Nvidia right now. Here’s why I’m excited. (Ad)So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal with Saudi Arabia to power its new AI empire 🤯 We’re talking about hundreds of thousands of chips, including their latest Grace Blackwell supercomputer.🎯 Click here to watch the video and get the free ticker XGPT just flagged. 11/30/20231,700,000 shares $45.80 million -13.3%1.5%0.9 $26.94 11/15/20231,960,000 shares $53.37 million -4.4%1.7%1.1 $27.23 10/31/20232,050,000 shares $47.87 million +1.5%1.8%1.1 $23.35 10/15/20232,020,000 shares $52.34 million +17.4%1.8%1 $25.91 9/30/20231,720,000 shares $42.17 million -3.9%1.6%1 $24.52 9/15/20231,790,000 shares $40.79 million +35.6%1.6%1.1 $22.79 8/31/20231,320,000 shares $30.76 million -15.4%1.2%0.9 $23.30 8/15/20231,560,000 shares $32.74 million +7.6%1.4%1.2 $20.99 7/31/20231,450,000 shares $31.87 million -4.0%1.3%1.3 $21.98 7/15/20231,510,000 shares $23.92 million +7.9%1.5%2 $15.84 6/30/20231,400,000 shares $20.30 million -11.4%1.4%1.9 $14.50 6/15/20231,580,000 shares $21.89 million -14.1%1.6%2.3 $13.86 5/31/20231,840,000 shares $23.42 million -0.5%1.9%3 $12.73 5/15/20231,850,000 shares $20.44 million -2.1%1.8%3.8 $11.05 4/30/20231,890,000 shares $20.53 million +23.5%1.9%3.8 $10.86 4/15/20231,530,000 shares $19.13 million +68.0%1.5%3.2 $12.50 3/31/2023910,500 shares $11.75 million -35.9%0.9%1.9 $12.90 3/15/20231,420,000 shares $16.86 million +18.3%1.4%3.2 $11.87 2/28/20231,200,000 shares $15.54 million -7.0%1.2%2.8 $12.95 2/15/20231,290,000 shares $17.62 million +31.7%1.3%3.1 $13.66 1/31/2023979,800 shares $13.06 million +45.9%1.0%2.5 $13.33 1/15/2023671,400 shares $8.73 million +58.7%0.7%1.6 $13.00 12/30/2022423,100 shares $4.77 million +43.7%0.4%1 $11.27 12/15/2022294,500 shares $3.21 million +9.6%0.3%0.7 $10.91 11/30/2022268,800 shares $3.00 million +1.0%0.3%0.6 $11.16 11/15/2022266,100 shares $3.03 million +228.9%0.3%0.6 $11.39 10/31/202280,900 shares $886.66 thousand -28.2%0.1%0.2 $10.96 10/15/2022112,600 shares $971.74 thousand -33.9%0.1%0.3 $8.63 9/30/2022170,400 shares $1.43 million -18.1%0.2%0.4 $8.41 9/15/2022208,000 shares $2.03 million +99.0%0.2%0.5 $9.76 8/31/2022104,500 shares $1.08 million -29.2%0.1%0.3 $10.32 8/15/2022147,600 shares $1.66 million -37.6%0.1%0.4 $11.22 7/31/2022236,600 shares $2.49 million +77.2%0.2%0.5 $10.54 7/15/2022133,500 shares $1.30 million +33.5%0.1%0.3 $9.75 6/30/2022100,000 shares $972.00 thousand -6.4%0.1%0.2 $9.72 6/15/2022106,800 shares $1.13 million -51.6%0.1%0.2 $10.60 5/31/2022220,500 shares $2.43 million -39.3%0.2%0.4 $11.03 5/15/2022363,200 shares $3.85 million +34.9%0.4%0.6 $10.59 4/30/2022269,200 shares $3.02 million -7.4%0.3%0.4 $11.23 4/15/2022290,600 shares $3.23 million -4.9%0.3%0.4 $11.12 3/31/2022305,700 shares $3.64 million -35.7%0.3%0.5 $11.91 3/15/2022475,700 shares $5.52 million +13.8%0.5%0.8 $11.60 2/28/2022418,100 shares $4.97 million +2.3%0.4%0.7 $11.89 2/15/2022408,600 shares $5.11 million -35.0%0.4%0.7 $12.51 1/31/2022628,800 shares $7.83 million +62.6%0.6%1.2 $12.45 1/15/2022386,800 shares $4.48 million -1.4%0.4%0.9 $11.58 12/31/2021392,300 shares $4.37 million -6.8%0.4%1 $11.13 12/15/2021420,800 shares $4.44 million -21.4%0.4%1.1 $10.56 11/30/2021535,600 shares $5.48 million -7.3%0.5%1.4 $10.23 11/15/2021577,800 shares $6.67 million +57.9%0.6%1.5 $11.55Everyone’s watching Nvidia right now. Here’s why I’m excited. (Ad)So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal with Saudi Arabia to power its new AI empire 🤯 We’re talking about hundreds of thousands of chips, including their latest Grace Blackwell supercomputer.🎯 Click here to watch the video and get the free ticker XGPT just flagged. 10/29/2021365,900 shares $3.59 million -12.9%0.4%1 $9.82 10/15/2021420,300 shares $3.92 million -13.3%0.4%1.1 $9.32 9/30/2021484,900 shares $4.31 million -0.9%0.5%1.3 $8.88 9/15/2021489,500 shares $4.26 million -32.8%0.5%1.3 $8.71 8/31/2021728,200 shares $6.92 million +2.3%0.7%2 $9.50 8/13/2021711,700 shares $6.21 million No ChangeN/A2 $8.73 7/15/2021812,600 shares $6.09 million -7.0%0.8%2.5 $7.49 6/30/2021874,100 shares $6.86 million -7.8%0.8%2.7 $7.85 6/15/2021948,100 shares $7.86 million +1.3%0.9%3.1 $8.29 5/28/2021935,700 shares $8.07 million -11.7%0.9%3.1 $8.62 5/14/20211,060,000 shares $8.73 million +20.4%1.0%3.3 $8.24 4/30/2021880,600 shares $7.26 million -2.4%0.8%2.7 $8.25 4/15/2021902,000 shares $7.58 million -5.6%0.8%2.9 $8.40 3/31/2021955,000 shares $7.91 million +13.3%0.9%3.1 $8.28 3/15/2021843,300 shares $7.24 million -7.6%0.8%2.8 $8.59 2/26/2021912,800 shares $7.48 million +11.6%0.8%3.1 $8.19 2/12/2021818,300 shares $7.37 million +3.7%0.8%2.7 $9.01 1/29/2021789,000 shares $6.70 million +21.1%0.7%2.5 $8.49 1/15/2021651,800 shares $5.63 million +1.2%0.6%2.1 $8.63 12/31/2020643,800 shares $5.17 million -6.8%0.6%2.1 $8.03 12/15/2020690,700 shares $5.53 million -9.9%0.6%2.1 $8.00 11/30/2020766,900 shares $6.07 million +11.3%0.7%2.1 $7.91 11/15/2020689,300 shares $4.87 million -12.7%0.6%2 $7.07 10/30/2020789,300 shares $4.84 million +66.5%0.7%2.4 $6.13 10/15/2020474,100 shares $3.36 million -4.3%0.4%1.4 $7.09 9/30/2020495,300 shares $3.42 million -12.0%0.5%1.4 $6.90 9/15/2020562,500 shares $4.05 million -4.3%0.5%1.6 $7.20 8/31/2020588,000 shares $4.67 million +73.6%0.5%1.8 $7.95 CLS Short Interest - Frequently Asked Questions What is Celestica's current short interest? Short interest is the volume of Celestica shares that have been sold short but have not yet been covered or closed out. As of July 31st, traders have sold 5,190,000 shares of CLS short. 4.54% of Celestica's shares are currently sold short. Learn More on Celestica's current short interest. What is a good short interest ratio for Celestica? 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. CLS shares currently have a short interest ratio of 1.0. Learn More on Celestica's short interest ratio. Which institutional investors are shorting Celestica? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Celestica: Group One Trading LLC, Cubist Systematic Strategies LLC, Jane Street Group LLC, Qube Research & Technologies Ltd, Intrinsic Edge Capital Management LLC, Avestar Capital LLC, Walleye Capital LLC, Walleye Trading LLC, Capital Fund Management S.A., Twin Tree Management LP, and Wealth Enhancement Advisory Services LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Celestica? 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. 4.54% of Celestica's floating shares are currently sold short. Is Celestica's short interest increasing or decreasing? Celestica saw a increase in short interest during the month of July. As of July 31st, there was short interest totaling 5,190,000 shares, an increase of 16.9% from the previous total of 4,440,000 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 Celestica's float size? Celestica currently has issued a total of 115,030,000 shares. Some of Celestica'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. Celestica currently has a public float of 114,440,000 shares. How does Celestica's short interest compare to its competitors? 4.54% of Celestica's shares are currently sold short. Here is how the short interest of companies compare to Celestica: Broadcom Inc. (0.94%), Zscaler, Inc. (6.47%), Amphenol Corporation (1.09%), Eaton Corporation, PLC (1.51%), Fabrinet (4.46%), NXP Semiconductors N.V. (2.94%), Vertiv Holdings Co. (2.72%), L3Harris Technologies Inc (1.47%), Astera Labs, Inc. (7.37%), Ericsson (0.91%), 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 ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), Strategy Inc ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks. What does it mean to sell short Celestica stock? Short selling CLS is an investing strategy that aims to generate trading profit from Celestica as its price is falling. CLS shares are trading up $4.63 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 Celestica? A short squeeze for Celestica 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 CLS, which in turn drives the price of the stock up even further. How often is Celestica'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 CLS, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies Broadcom Short Interest Zscaler Short Interest Amphenol Short Interest Eaton Short Interest Fabrinet Short Interest NXP Semiconductors Short Interest Vertiv Short Interest L3Harris Technologies Short Interest Astera Labs Short Interest Ericsson Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:CLS) was last updated on 8/26/2025 by MarketBeat.com Staff From Our Partners“Sell Nvidia before earnings”Eric Fry just went live with one of his most controversial calls yet: “Sell Nvidia.” While Wall Street has bee...InvestorPlace | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... 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