Ambarella (AMBA) Short Interest Ratio & Short Volume $87.55 +3.91 (+4.67%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$87.50 -0.05 (-0.06%) As of 05/22/2026 07:24 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. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Ambarella Short Interest OverviewAs of April 30, 2026, Ambarella (AMBA) had a short interest of 2.63 million shares sold short, representing 6.36% of the public float. This marks a 2.74% increase in short interest since the prior report. The short interest ratio (days to cover) is 3.5, meaning it would take 3.5 days of the average trading volume of 857,099 shares to cover all short positions.Current Short Interest2,626,588 sharesPrevious Short Interest2,556,508 sharesChange Vs. Previous Month2.74%Dollar Volume Sold Short$180.71 millionShort Interest Ratio3.5 Days to CoverLast Record DateApril 30, 2026Outstanding Shares43,860,000 sharesShort Percent of Float6.36%Today's Trading Volume1,030,758 sharesAverage Trading Volume857,099 sharesToday's Volume Vs. Average120% Short Selling Ambarella? Sign up to receive the latest short interest report for Ambarella 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. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartAMBA Short Interest Over TimeAMBA Days to Cover Over TimeAMBA Percentage of Float Shorted Over Time Ambarella 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 4/30/20262,626,588 shares $180.71 million +2.7%6.4%3.53 $68.80 4/15/20262,556,508 shares $146.08 million +22.0%6.2%3.71 $57.14 3/31/20262,096,416 shares $107.90 million -6.4%5.1%2.51 $51.47 3/13/20262,239,523 shares $117.10 million +13.0%5.5%2.66 $52.29 2/27/20261,981,727 shares $119.58 million -2.0%4.9%1.84 $60.34 2/13/20262,022,069 shares $133.88 million -11.1%5.0%2.82 $66.21 1/30/20262,273,200 shares $145.58 million -2.4%5.6%3.16 $64.04 1/15/20262,328,921 shares $150.45 million +5.7%5.7%1.63 $64.60 12/31/20252,203,545 shares $156.10 million -7.6%5.4%3.78 $70.84 12/15/20252,384,764 shares $176.00 million -14.4%5.9%2.34 $73.80 Get the Latest News and Ratings for AMBA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Ambarella and its competitors with MarketBeat's FREE daily newsletter. 11/28/20252,786,696 shares $207.25 million +44.4%6.9%2.05 $74.37 11/14/20251,929,881 shares $169.52 million +13.0%4.8%2.47 $87.84 10/31/20251,708,633 shares $145.63 million -7.2%4.2%4.5 $85.23 10/15/20251,840,000 shares $153.22 million -8.0%4.6%2.5 $83.27 9/30/20252,000,000 shares $165.04 million +1.5%N/A2.6 $82.52 9/15/20251,970,000 shares $159.12 million -4.8%N/A2.1 $80.77 8/31/20252,070,000 shares $170.73 million -6.3%5.1%2.3 $82.48 8/15/20252,210,000 shares $148.05 million +1.8%N/A2.5 $66.99 7/31/20252,170,000 shares $143.42 million +4.8%5.4%2.4 $66.09 7/15/20252,070,000 shares $137.82 million -3.7%N/A2.3 $66.58 6/30/20252,150,000 shares $142.05 million +39.6%5.4%2.3 $66.07 6/15/20251,540,000 shares $78.12 million +4.1%3.8%1.7 $50.73 5/31/20251,480,000 shares $76.53 million +14.7%3.8%1.8 $51.71 5/15/20251,290,000 shares $80.78 million -5.2%3.3%1.5 $62.62 4/30/20251,360,000 shares $65.27 million +0.7%N/A1.6 $47.99 4/15/20251,350,000 shares $60.93 million -17.2%3.4%1.6 $45.13 3/31/20251,630,000 shares $82.04 million +19.0%4.1%1.9 $50.33 3/15/20251,370,000 shares $75.05 million -29.7%3.5%1.7 $54.78 2/28/20251,950,000 shares $119.79 million +3.7%5.0%2.4 $61.43 2/15/20251,880,000 shares $146.28 million +21.3%4.8%2.5 $77.81 1/31/20251,550,000 shares $118.92 million +4.0%N/A2.2 $76.72 1/15/20251,490,000 shares $113.48 million +5.7%N/A2.3 $76.16 12/31/20241,410,000 shares $102.56 million -1.4%N/A2.3 $72.74 12/15/20241,430,000 shares $103.72 million -7.1%N/A2.5 $72.53 11/30/20241,540,000 shares $110.19 million +7.7%N/A2.8 $71.55 11/15/20241,430,000 shares $81.40 million +5.9%N/A2.5 $56.92 10/31/20241,350,000 shares $75.86 million -1.5%N/A2.4 $56.19 10/15/20241,370,000 shares $79.17 million -9.3%N/A2.3 $57.79 9/30/20241,510,000 shares $85.17 million -2.0%N/A2.3 $56.41 9/15/20241,540,000 shares $82.27 million +2.7%N/A2.3 $53.42One algorithm, 17 years, nearly 2,000% total returns (Ad)A physicist in Dublin claims his AI algorithm has beaten the market for 17 consecutive years - with nearly 2,000% total returns and only one losing year across two decades of crises. Porter Stansberry flew to Ireland to investigate the claim firsthand. The result is a new investigative documentary called 'Investigating Project Prophet,' available to stream now at no cost.Stream 'Investigating Project Prophet' free and see what they found 8/31/20241,500,000 shares $89.55 million -22.3%N/A2.2 $59.70 8/15/20241,930,000 shares $91.69 million +6.6%N/A3.1 $47.51 7/31/20241,810,000 shares $95.28 million +18.3%N/A2.9 $52.64 7/15/20241,530,000 shares $98.38 million -34.9%N/A2.4 $64.30 6/30/20242,350,000 shares $126.78 million +6.3%N/A3.7 $53.95 6/15/20242,210,000 shares $124.87 million -6.4%N/A3.6 $56.50 5/31/20242,360,000 shares $137.49 million -12.9%N/A3.8 $58.26 5/15/20242,710,000 shares $126.83 million -5.9%N/A4.7 $46.80 4/30/20242,880,000 shares $132.39 million +16.6%N/A5 $45.97 4/15/20242,470,000 shares $112.61 million -0.4%N/A4.4 $45.59 3/31/20242,480,000 shares $125.91 million -6.8%N/A4.7 $50.77 3/15/20242,660,000 shares $130.74 million -10.7%N/A4.9 $49.15 2/29/20242,980,000 shares $166.43 million -3.9%N/A5.2 $55.85 2/15/20243,100,000 shares $168.95 million +12.3%N/A5.5 $54.50 1/31/20242,760,000 shares $145.07 million +18.0%N/A5 $52.56 1/15/20242,340,000 shares $132.00 million +59.2%N/A4.2 $56.41 12/31/20231,470,000 shares $90.10 million +2.1%N/A2.7 $61.29 12/15/20231,440,000 shares $92.26 million +39.8%N/A2.8 $64.07 11/30/20231,030,000 shares $60.47 million -2.8%N/A2.1 $58.71 11/15/20231,060,000 shares $57.02 million -2.8%N/A1.7 $53.79 10/31/20231,090,000 shares $49.04 million -0.9%N/A1.8 $44.99 10/15/20231,100,000 shares $58.14 million No ChangeN/A1.8 $52.85 9/30/20231,100,000 shares $58.33 million -2.7%N/A1.8 $53.03 9/15/20231,130,000 shares $64.53 million -15.7%N/A1.9 $57.11 8/31/20231,340,000 shares $83.28 million +11.7%N/A2.2 $62.15 8/15/20231,200,000 shares $85.42 million -10.5%N/A2.2 $71.18 7/31/20231,340,000 shares $111.78 million +17.5%N/A2.5 $83.42 7/15/20231,140,000 shares $93.49 million -6.6%N/A2.1 $82.01 6/30/20231,220,000 shares $102.08 million -4.7%N/A2.2 $83.67 6/15/20231,280,000 shares $110.52 million +1.6%N/A2.2 $86.34 5/31/20231,260,000 shares $91.12 million -9.4%N/A2.3 $72.32 5/15/20231,390,000 shares $94.58 million +15.8%N/A3.1 $68.04 4/30/20231,200,000 shares $74.38 million -2.4%N/A2.6 $61.98 4/15/20231,230,000 shares $83.64 million +8.9%N/A2.7 $68.00 3/31/20231,130,000 shares $87.48 million +3.7%N/A2.4 $77.42 3/15/20231,090,000 shares $83.49 million -5.2%N/A2.2 $76.60 2/28/20231,150,000 shares $108.46 million +2.7%N/A2 $94.31 2/15/20231,120,000 shares $109.05 million -5.1%N/A2.1 $97.37 1/31/20231,180,000 shares $106.01 million -12.6%N/A2 $89.84 1/15/20231,350,000 shares $117.98 million -11.2%N/A2.3 $87.39 12/30/20221,520,000 shares $124.99 million +2.0%N/A2.6 $82.23 12/15/20221,490,000 shares $127.66 million +28.5%N/A2.6 $85.68 11/30/20221,160,000 shares $86.07 million +35.4%N/A2 $74.20 11/15/2022856,700 shares $58.27 million -16.8%N/A1.3 $68.02 10/31/20221,030,000 shares $56.37 million -5.5%N/A1.7 $54.73 10/15/20221,090,000 shares $53.86 million -2.7%N/A1.8 $49.41 9/30/20221,120,000 shares $62.92 million -12.5%3.1%1.8 $56.18 9/15/20221,280,000 shares $83.52 million -5.2%3.5%2.1 $65.25 8/31/20221,350,000 shares $91.64 million -12.3%3.8%2.2 $67.88 8/15/20221,540,000 shares $142.22 million +3.4%4.3%2.9 $92.35A letter from Shannon Stansberry (Ad)Porter Stansberry nearly canceled the entire project. When he first saw the claimed returns - only one down year in nearly two decades and total gains of almost 2,000% - his immediate reaction was disbelief. It took a trusted friend's personal vouching for Emmet Savage and a face-to-face trip to Ireland to change his mind. The full documentary, Investigating Project Prophet, is now live.Watch the full story and see the verified track record for yourself 7/31/20221,490,000 shares $128.96 million +1.4%4.1%2.6 $86.55 7/15/20221,470,000 shares $100.31 million -0.7%4.1%2.6 $68.24 6/30/20221,480,000 shares $96.88 million +6.5%4.1%2.6 $65.46 6/15/20221,390,000 shares $100.14 million -6.7%3.9%2.3 $72.04 5/31/20221,490,000 shares $126.98 million +0.7%4.1%2.3 $85.22 5/15/20221,480,000 shares $113.77 million +2.1%4.1%1.9 $76.87 4/30/20221,450,000 shares $119.02 million +11.5%4.0%1.9 $82.08 4/15/20221,300,000 shares $117.34 million -8.5%3.7%1.7 $90.26 3/31/20221,420,000 shares $148.99 million +13.6%4.1%1.7 $104.92 3/15/20221,250,000 shares $109.76 million +48.4%3.6%1.5 $87.81 2/28/2022842,600 shares $117.72 million -22.7%2.4%1 $139.71 2/15/20221,090,000 shares $161.78 million -9.2%3.1%1.4 $148.42 1/31/20221,200,000 shares $168.18 million +9.1%3.4%1.5 $140.15 1/15/20221,100,000 shares $171.40 million -9.1%3.1%1.4 $155.82 12/31/20211,210,000 shares $245.50 million -23.4%3.5%1.5 $202.89 12/15/20211,580,000 shares $331.12 million +27.4%4.5%2.1 $209.57 11/30/20211,240,000 shares $222.60 million -8.2%3.6%1.6 $179.52 11/15/20211,350,000 shares $256.85 million -15.1%3.9%1.8 $190.26 10/29/20211,590,000 shares $295.47 million +9.7%4.6%2.3 $185.83 10/15/20211,450,000 shares $242.27 million -3.3%4.2%2.2 $167.08 9/30/20211,500,000 shares $233.61 million -13.3%4.3%2.6 $155.74 9/15/20211,730,000 shares $264.08 million +25.4%5.0%3.2 $152.65 8/31/20211,380,000 shares $142.93 million +8.7%4.0%3 $103.57 8/13/20211,270,000 shares $125.29 million -11.8%3.7%3.7 $98.65 7/30/20211,440,000 shares $141.83 million +3.6%4.2%3.6 $98.49 7/15/20211,390,000 shares $131.81 million -3.5%4.0%3.4 $94.83 6/30/20211,440,000 shares $153.55 million -3.4%4.2%3.4 $106.63 6/15/20211,490,000 shares $155.60 million -8.6%4.3%3.5 $104.43 5/28/20211,630,000 shares $163.62 million +8.0%4.7%3.7 $100.38 AMBA Short Interest - Frequently Asked Questions What is Ambarella's current short interest? Short interest is the volume of Ambarella shares that have been sold short but have not yet been closed out or covered. As of April 30th, investors have sold 2,626,588 shares of AMBA short. 6.36% of Ambarella's shares are currently sold short. Learn More on Ambarella's current short interest. What is a good short interest ratio for Ambarella? 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. AMBA shares currently have a short interest ratio of 3.5. Learn More on Ambarella's short interest ratio. Which institutional investors are shorting Ambarella? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Ambarella: PEAK6 LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Ambarella? 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. 6.36% of Ambarella's floating shares are currently sold short. Is Ambarella's short interest increasing or decreasing? Ambarella saw a increase in short interest in the month of April. As of April 30th, there was short interest totaling 2,626,588 shares, an increase of 2.7% from the previous total of 2,556,508 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 Ambarella's short interest compare to its competitors? 6.36% of Ambarella's shares are currently sold short. Here is how the short interest of companies compare to Ambarella: Analog Devices, Inc. (2.24%), Entegris, Inc. (7.65%), KLA Corporation (28.61%), Lam Research Corporation (2.29%), Lattice Semiconductor Corporation (3.54%), MKS Inc. (5.30%), Monolithic Power Systems, Inc. (3.63%), NXP Semiconductors N.V. (2.64%), Synaptics Incorporated (12.43%), Semtech Corporation (6.78%), 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 Ambarella stock? Short selling AMBA is an investing strategy that aims to generate trading profit from Ambarella as its price is falling. AMBA shares are trading up $3.91 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 Ambarella? A short squeeze for Ambarella 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 AMBA, which in turn drives the price of the stock up even further. How often is Ambarella'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 AMBA, twice per month. The most recent reporting period available is April, 30 2026. What do AMBA's short interest metrics mean? Understanding short interest metrics can help you assess how traders are positioning around a stock like AMBA: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 ADI Short Interest CSQ Short Interest ENTG Short Interest KLAC Short Interest LRCX Short Interest LSCC Short Interest MKSI Short Interest MPWR Short Interest NXPI Short Interest SYNA 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:AMBA) was last updated on 5/24/2026 by MarketBeat.com Staff. From Our PartnersHey, 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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The real deadline is June 4, when Goldman Sachs, Morga...Behind the Markets | 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 Ambarella, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Ambarella 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. 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