Amphenol (APH) Short Interest Ratio & Short Volume $124.16 +1.95 (+1.59%) As of 01:25 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Amphenol Short Interest DataAmphenol (APH) has a short interest of 19.19 million shares. This marks a 8.54% increase in short interest from the previous month. The short interest ratio (days to cover) is 2.2, indicating that it would take 2.2 days of the average trading volume of 8.50 million shares to cover all short positions.Current Short Interest19,190,000 sharesPrevious Short Interest17,680,000 sharesChange Vs. Previous Month+8.54%Dollar Volume Sold Short$2.29 billionShort Interest Ratio2.2 Days to CoverLast Record DateSeptember 15, 2025Outstanding Shares1,220,920,000 sharesPercentage of Shares Shorted1.57%Today's Trading Volume3,157,253 sharesAverage Trading Volume8,499,039 sharesToday's Volume Vs. Average37% Short Selling Amphenol? Sign up to receive the latest short interest report for Amphenol 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. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartAPH Short Interest Over TimeAPH Days to Cover Over TimeAPH Percentage of Float Shorted Over Time Amphenol Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/15/202519,190,000 shares $2.29 billion +8.5%N/A2.2 $119.40 8/31/202517,680,000 shares $1.92 billion +10.6%1.5%2 $108.85 8/15/202515,980,000 shares $1.75 billion +21.9%N/A1.9 $109.20 7/31/202513,110,000 shares $1.40 billion +3.0%1.1%1.5 $106.71 7/15/202512,730,000 shares $1.27 billion -20.1%N/A1.5 $99.45 6/30/202515,940,000 shares $1.58 billion -8.3%1.3%1.9 $98.85 6/15/202517,380,000 shares $1.61 billion -0.6%1.5%2 $92.38 5/31/202517,480,000 shares $1.57 billion +11.8%1.5%2.1 $89.77 5/15/202515,630,000 shares $1.34 billion +2.0%1.3%1.8 $85.82 4/30/202515,330,000 shares $1.18 billion +2.3%N/A1.8 $77.05 Get the Latest News and Ratings for APH and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Amphenol and its competitors with MarketBeat's FREE daily newsletter. 4/15/202514,980,000 shares $985.08 million +1.1%1.3%1.7 $65.76 3/31/202514,820,000 shares $972.46 million +13.6%1.2%1.7 $65.62 3/15/202513,050,000 shares $823.15 million -11.8%1.1%1.7 $63.08 2/28/202514,790,000 shares $984.51 million +1.6%1.2%2 $66.57 2/15/202514,560,000 shares $1.00 billion +15.1%1.2%2.1 $68.88 1/31/202512,650,000 shares $894.92 million -7.1%N/A1.8 $70.75 1/15/202513,620,000 shares $965.93 million -2.3%N/A2 $70.92 12/31/202413,940,000 shares $968.13 million +19.0%N/A2.2 $69.45 12/15/202411,710,000 shares $862.21 million -21.8%N/A1.7 $73.63 11/30/202414,980,000 shares $1.09 billion +5.3%N/A2.3 $72.65 11/15/202414,230,000 shares $1.00 billion +30.7%N/A2.1 $70.51 10/31/202410,890,000 shares $729.74 million -14.6%N/A1.7 $67.01 10/15/202412,750,000 shares $837.68 million +2.4%N/A1.8 $65.70 9/30/202412,450,000 shares $811.24 million +23.4%N/A1.8 $65.16 9/15/202410,090,000 shares $641.52 million +0.8%N/A1.4 $63.58 8/31/202410,010,000 shares $675.17 million -4.6%N/A1.4 $67.45 8/15/202410,490,000 shares $693.07 million +4.0%N/A1.4 $66.07 7/31/202410,090,000 shares $648.38 million -19.4%N/A1.3 $64.26 7/15/202412,520,000 shares $872.77 million -15.8%N/A1.7 $69.71 6/30/202414,860,000 shares $1.00 billion +4.1%N/A2 $67.37 6/15/202414,270,000 shares $974.21 million +54.8%N/A2 $68.27 5/31/20249,220,000 shares $610.23 million +11.8%1.5%2.7 $66.19 5/15/20248,250,000 shares $1.09 billion +4.8%1.4%2.6 $131.98 4/30/20247,870,000 shares $950.42 million -7.6%1.3%2.6 $120.77 4/15/20248,520,000 shares $957.56 million +12.1%N/A2.9 $112.39 3/31/20247,600,000 shares $876.66 million +5.9%1.3%2.8 $115.35 3/15/20247,180,000 shares $784.92 million -1.1%1.2%2.9 $109.32 2/29/20247,260,000 shares $792.47 million -1.4%1.2%2.8 $109.16 2/15/20247,360,000 shares $777.88 million +4.8%1.2%2.8 $105.69 1/31/20247,020,000 shares $709.72 million -16.1%1.2%2.6 $101.10 1/15/20248,370,000 shares $807.71 million +0.2%1.4%3.1 $96.50 12/31/20238,350,000 shares $827.74 million +21.0%1.4%3.1 $99.13 12/15/20236,900,000 shares $685.03 million +4.1%1.2%2.5 $99.28 11/30/20236,630,000 shares $603.26 million -3.1%1.1%2.5 $90.99 11/15/20236,840,000 shares $609.03 million +22.1%1.2%2.8 $89.04 10/31/20235,600,000 shares $451.08 million +11.1%0.9%2.4 $80.55 10/15/20235,040,000 shares $412.78 million -8.4%0.9%2.1 $81.90 9/30/20235,500,000 shares $461.95 million +12.0%0.9%2.4 $83.99 9/15/20234,910,000 shares $420.79 million +15.8%0.8%2.3 $85.70 8/31/20234,240,000 shares $374.73 million -22.5%0.7%1.9 $88.38 8/15/20235,470,000 shares $474.74 million -4.4%0.9%2.1 $86.79 7/31/20235,720,000 shares $505.19 million +9.0%1.0%2.1 $88.32 7/15/20235,250,000 shares $444.20 million -0.6%0.9%1.9 $84.61 6/30/20235,280,000 shares $448.54 million -3.1%0.9%1.9 $84.95 6/15/20235,450,000 shares $446.19 million -4.2%0.9%1.9 $81.87 5/31/20235,690,000 shares $429.31 million +3.3%1.0%2 $75.45 5/15/20235,510,000 shares $417.33 million -12.8%0.9%2.1 $75.74 4/30/20236,320,000 shares $476.97 million +6.6%1.1%2.5 $75.47 4/15/20235,930,000 shares $463.37 million -0.5%1.0%2.4 $78.14 3/31/20235,960,000 shares $487.05 million +15.1%1.0%2.4 $81.72 3/15/20235,180,000 shares $393.89 million +7.0%0.9%2.2 $76.04 2/28/20234,840,000 shares $375.20 million +13.9%0.8%2.1 $77.52 2/15/20234,250,000 shares $346.21 million -2.8%0.7%1.9 $81.46 1/31/20234,370,000 shares $348.59 million -32.4%0.7%1.9 $79.77 1/15/20236,460,000 shares $519.19 million +10.8%1.1%2.8 $80.37 12/30/20225,830,000 shares $443.90 million +7.4%1.0%2.6 $76.14 12/15/20225,430,000 shares $424.35 million +3.6%0.9%2.4 $78.15 11/30/20225,240,000 shares $421.45 million -6.8%0.9%2.3 $80.43 11/15/20225,620,000 shares $447.91 million +9.3%1.0%2.6 $79.70 10/31/20225,140,000 shares $389.77 million -7.1%0.9%2.5 $75.83 10/15/20225,530,000 shares $370.79 million -8.3%0.9%2.8 $67.05 9/30/20226,030,000 shares $403.77 million +17.3%1.0%3.3 $66.96 9/15/20225,140,000 shares $374.65 million +4.1%0.9%2.8 $72.89 8/31/20224,940,000 shares $363.24 million -10.8%0.8%2.7 $73.53 8/15/20225,540,000 shares $441.15 million +17.9%0.9%2.7 $79.63 7/31/20224,700,000 shares $362.51 million -5.6%0.8%2.1 $77.13 7/15/20224,980,000 shares $329.28 million No Change0.8%2.2 $66.12 6/30/20224,980,000 shares $320.61 million -5.1%0.8%2 $64.38 6/15/20225,250,000 shares $347.13 million -5.2%0.9%2.1 $66.12 5/31/20225,540,000 shares $392.56 million +1.8%0.9%2.1 $70.86 5/15/20225,440,000 shares $383.36 million +9.0%1.0%2 $70.47 4/30/20224,990,000 shares $356.79 million +2.9%0.8%1.8 $71.50 4/15/20224,850,000 shares $341.34 million -7.6%0.8%1.6 $70.38 3/31/20225,250,000 shares $395.59 million +16.7%0.9%1.8 $75.35 3/15/20224,500,000 shares $330.44 million -13.6%0.8%1.7 $73.43 2/28/20225,210,000 shares $396.01 million -12.3%0.9%2.1 $76.01 2/15/20225,940,000 shares $456.19 million +13.8%1.0%2.4 $76.80 1/31/20225,220,000 shares $415.46 million +3.4%0.9%2.3 $79.59 1/15/20225,050,000 shares $412.13 million -5.6%0.9%2.5 $81.61 12/31/20215,350,000 shares $467.91 million +3.9%0.9%2.7 $87.46 12/15/20215,150,000 shares $434.51 million -17.3%0.9%2.5 $84.37 11/30/20216,230,000 shares $502.01 million -4.2%1.1%2.9 $80.58 11/15/20216,500,000 shares $552.24 million +6.4%1.1%3.1 $84.96 10/29/20216,110,000 shares $469.06 million -1.8%1.0%2.9 $76.77 10/15/20216,220,000 shares $479.38 million -2.4%1.1%2.9 $77.07 9/30/20216,370,000 shares $466.48 million +19.3%1.1%2.6 $73.23 9/15/20215,340,000 shares $408.03 million +4.3%0.9%2.2 $76.41 8/31/20215,120,000 shares $392.35 million +3.2%0.9%2.1 $76.63 8/13/20214,960,000 shares $366.99 million +19.5%0.8%2.1 $73.99 7/30/20214,150,000 shares $300.83 million +12.8%0.7%1.7 $72.49 7/15/20213,680,000 shares $254.25 million +2.5%0.6%1.4 $69.09 6/30/20213,590,000 shares $245.59 million +10.5%0.6%1.4 $68.41 6/15/20213,250,000 shares $222.40 million -32.9%0.6%1.3 $68.43 5/28/20214,840,000 shares $325.54 million -12.3%0.8%1.9 $67.26 5/14/20215,520,000 shares $360.46 million +13.4%N/A1.9 $65.30 4/30/20214,870,000 shares $334.28 million -5.1%N/A1.6 $68.64 4/15/20215,130,000 shares $347.35 million +14.0%N/A1.7 $67.71 3/31/20214,500,000 shares $295.16 million -5.3%N/A1.6 $65.59 3/15/20214,750,000 shares $304.43 million +130.6%N/A1.7 $64.09 2/26/20212,060,000 shares $128.97 million -9.3%N/A0.8 $62.61 2/12/20212,270,000 shares $150.49 million +5.6%N/A1.7 $66.30 1/29/20212,150,000 shares $136.36 million +8.0%N/A1.6 $63.43 1/15/20211,990,000 shares $133.17 million +7.0%N/A1.5 $66.92 12/31/20201,860,000 shares $120.75 million -20.5%N/A1.4 $64.92 12/15/20202,340,000 shares $152.45 million +3.1%N/A1.6 $65.15 11/30/20202,270,000 shares $149.76 million +10.7%N/A1.5 $65.98 11/15/20202,050,000 shares $126.49 million -2.8%N/A1.4 $61.70 10/30/20202,110,000 shares $119.39 million +12.2%N/A1.5 $56.59 10/15/20201,880,000 shares $106.67 million +10.6%N/A1.4 $56.74 APH Short Interest - Frequently Asked Questions What is Amphenol's current short interest? Short interest is the volume of Amphenol shares that have been sold short but have not yet been covered or closed out. As of September 15th, investors have sold 19,190,000 shares of APH short. Learn More on Amphenol's current short interest. What is a good short interest ratio for Amphenol? 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. APH shares currently have a short interest ratio of 2.0. Learn More on Amphenol's short interest ratio. Which institutional investors are shorting Amphenol? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Amphenol: Scopus Asset Management L.P., Group One Trading LLC, Cubist Systematic Strategies LLC, Boothbay Fund Management LLC, Bank of America Corp DE, Jane Street Group LLC, Rokos Capital Management LLP, Squarepoint Ops LLC, Qube Research & Technologies Ltd, Maven Securities LTD, Oribel Capital Management LP, Marshall Wace LLP, Walleye Capital LLC, Walleye Trading LLC, Capital Fund Management S.A., Arrowpoint Investment Partners Singapore Pte. Ltd., Simplex Trading LLC, Allianz Asset Management GmbH, Twin Tree Management LP, and CenterStar Asset Management LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. Is Amphenol's short interest increasing or decreasing? Amphenol saw a increase in short interest in September. As of September 15th, there was short interest totaling 19,190,000 shares, an increase of 8.5% from the previous total of 17,680,000 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. How does Amphenol's short interest compare to its competitors? Here is how the short interest of companies compare to Amphenol: Advanced Energy Industries, Inc. (7.64%), KLA Corporation (2.83%), Lam Research Corporation (2.47%), MKS Inc. (7.01%), MACOM Technology Solutions Holdings, Inc. (4.28%), Eaton Corporation, PLC (1.85%), ITT Inc. (1.81%), nVent Electric PLC (2.51%), TE Connectivity Ltd. (1.18%), Corning Incorporated (2.22%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Corporation ($8.81 billion), Canadian Natural Resources Limited ($5.82 billion), Reddit Inc. ($5.19 billion), Coinbase Global, Inc. ($4.52 billion), Robinhood Markets, Inc. ($4.30 billion), Charter Communications, Inc. ($3.75 billion), CoreWeave Inc. ($3.66 billion), Seagate Technology Holdings PLC ($3.57 billion), Live Nation Entertainment, Inc. ($3.33 billion), and Rocket Lab Corporation ($3.26 billion). View all of the most shorted stocks. What does it mean to sell short Amphenol stock? Short selling APH is an investing strategy that aims to generate trading profit from Amphenol as its price is falling. APH 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 Amphenol? A short squeeze for Amphenol 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 APH, which in turn drives the price of the stock up even further. How often is Amphenol'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 APH, twice per month. The most recent reporting period available is September, 15 2025. More Short Interest Resources from MarketBeat Related Companies Advanced Energy Industries Short Squeeze Calamos Strategic Total Return Fund Short Squeeze KLA Short Squeeze Lam Research Short Squeeze MKS Short Squeeze MACOM Technology Solutions Short Squeeze Eaton Short Squeeze ITT Short Squeeze nVent Electric Short Squeeze TE Connectivity 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:APH) was last updated on 10/6/2025 by MarketBeat.com Staff From Our PartnersWall Street legend: “Sell this A.I. stock now”Whats next after AI? Hidden AI. "Hidden AI" could soon be the biggest investment trend of 2025.Chaikin Analytics | SponsoredThe next wave of AI fortunes may come from NVIDIA’s secret supplier.Bloomberg says AI is a $50 trillion revolution. And at the center of it… isn't NVIDIA. It's a tiny suppl...Behind the Markets | SponsoredNvidia Times 1,000,000Nvidia’s latest AI chip is a $25,000 powerhouse — with 80 billion transistors and the ability to perform 60 tr...Paradigm Press | SponsoredTrump's Law S.1582: $21T Dollar Revolution ComingDo you have money in any of these banks? Chase. Bank of America. Citigroup. Wells Fargo. U.S. Bancorp. I...Brownstone Research | SponsoredRefund From 1933: Trump’s Reset May Create Instant WealthTrump's Reset Can Give Birth To America's Greatest Era Yet A 90-Year cycle may end soon, creating real weal...American Hartford Gold | SponsoredArizona-made nanochips the new millionaire maker?George Gilder handed President Reagan the first microchip that helped create $6.5 trillion in wealth over the ...Banyan Hill Publishing | SponsoredURGENT: The Market's 3 Red Flags Are FlashingHere’s the uncomfortable truth: The smartest investors in the world are already preparing for a crash befor...StockEarnings | SponsoredGOLD ALERTGold has shattered records, soaring past $3,800 an ounce... But Stansberry Senior Partner Dr. David "Doc" E...Stansberry Research | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Amphenol Corporation Please log in to your account or sign up in order to add this asset to your watchlist. Share Amphenol With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
