SES AI (SES) Short Interest Ratio & Short Volume $2.06 +0.32 (+18.00%) Closing price 10/3/2025 03:59 PM EasternExtended Trading$2.06 -0.01 (-0.44%) As of 10/3/2025 07:59 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock SES AI Short Interest DataSES AI (SES) has a short interest of 3.83 million shares, representing 1.72% of the float (the number of shares available for trading by the public). This marks a -6.59% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.5, indicating that it would take 0.5 days of the average trading volume of 11.69 million shares to cover all short positions.Current Short Interest3,830,000 sharesPrevious Short Interest4,100,000 sharesChange Vs. Previous Month-6.59%Dollar Volume Sold Short$5.04 millionShort Interest Ratio0.5 Days to CoverLast Record DateSeptember 15, 2025Outstanding Shares365,721,000 sharesFloat Size222,060,000 sharesShort Percent of Float1.72%Today's Trading Volume27,044,291 sharesAverage Trading Volume11,691,150 sharesToday's Volume Vs. Average231% Short Selling SES AI? Sign up to receive the latest short interest report for SES AI and its competitors with MarketBeat's FREE newsletter. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSES Short Interest Over TimeSES Days to Cover Over TimeSES Percentage of Float Shorted Over Time SES AI Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/15/20253,830,000 shares $5.04 million -6.6%1.7%0.5 $1.32 8/31/20254,100,000 shares $4.56 million -33.3%1.9%0.6 $1.11 8/15/20256,150,000 shares $6.67 million +27.9%2.9%0.7 $1.09 7/31/20254,810,000 shares $6.28 million +8.8%2.2%0.5 $1.31 7/15/20254,420,000 shares $4.27 million -5.4%2.0%0.4 $0.97 6/30/20254,670,000 shares $4.16 million -55.7%2.2%0.4 $0.89 6/15/202510,540,000 shares $10.11 million -38.7%4.9%0.7 $0.96 5/31/202517,190,000 shares $15.68 million -16.7%7.9%0.9 $0.91 5/15/202520,630,000 shares $18.77 million -6.7%9.5%1 $0.91 4/30/202522,110,000 shares $19.88 million +11.5%10.3%1 $0.90 Get the Latest News and Ratings for SES and Related StocksEnter your email address below to receive the latest news and analysts' ratings for SES AI and its competitors with MarketBeat's FREE daily newsletter. 4/15/202519,830,000 shares $12.33 million -15.9%9.3%0.8 $0.62 3/31/202523,590,000 shares $12.29 million +18.9%11.0%0.8 $0.52 3/15/202519,840,000 shares $8.73 million +20.9%9.1%0.6 $0.44 2/28/202516,410,000 shares $10.93 million -11.8%7.5%0.6 $0.67 2/15/202518,610,000 shares $19.08 million -7.6%8.6%0.7 $1.03 1/31/202520,140,000 shares $23.87 million +80.5%10.3%0.8 $1.19 1/15/202511,160,000 shares $9.30 million -37.0%5.7%0.5 $0.83 12/31/202417,700,000 shares $38.76 million +173.2%9.9%1.4 $2.19 12/15/20246,480,000 shares $2.65 million +11.7%3.6%1.5 $0.41 11/30/20245,800,000 shares $2.03 million +40.1%3.3%1.5 $0.35 11/15/20244,140,000 shares $1.12 million -20.4%2.4%1.1 $0.27 10/31/20245,200,000 shares $2.46 million +4.2%3.2%1.9 $0.47 10/15/20244,990,000 shares $2.98 million -8.9%3.0%2.1 $0.60 9/30/20245,480,000 shares $3.51 million -26.2%3.3%2.8 $0.64 9/15/20247,430,000 shares $7.88 million -8.8%4.6%4.6 $1.06 8/31/20248,150,000 shares $8.72 million -5.7%5.0%14 $1.07 8/15/20248,640,000 shares $8.81 million +10.9%5.3%13.5 $1.02 7/31/20247,790,000 shares $9.54 million +9.9%4.8%11.8 $1.23 7/15/20247,090,000 shares $9.22 million -3.0%4.4%10.2 $1.30 6/30/20247,310,000 shares $9.14 million +5.8%4.5%10.3 $1.25 6/15/20246,910,000 shares $8.29 million +7.0%4.3%10.3 $1.20 5/31/20246,460,000 shares $8.08 million -9.4%4.0%11.1 $1.25 5/15/20247,130,000 shares $9.23 million +15.2%4.4%12.3 $1.30 4/30/20246,190,000 shares $9.78 million +10.9%3.9%10.7 $1.58 4/15/20245,580,000 shares $9.60 million +5.1%3.5%9.6 $1.72 3/31/20245,310,000 shares $8.92 million -9.9%3.3%10.1 $1.68 3/15/20245,890,000 shares $8.95 million -9.0%3.7%9.9 $1.52 2/29/20246,470,000 shares $11.45 million +4.0%4.1%10.4 $1.77 2/15/20246,220,000 shares $9.08 million +4.0%3.9%10.4 $1.46 1/31/20245,980,000 shares $7.89 million -6.0%3.7%10 $1.32 1/15/20246,360,000 shares $9.54 million -22.4%4.0%11.2 $1.50 12/31/20238,200,000 shares $15.01 million +4.2%4.9%14.8 $1.83 12/15/20237,870,000 shares $16.84 million +31.8%4.7%14.5 $2.14 11/30/20235,970,000 shares $12.72 million -8.2%3.6%11.8 $2.13 11/15/20236,500,000 shares $16.25 million -21.8%3.9%13 $2.50 10/31/20238,310,000 shares $15.04 million +2.1%5.0%16.2 $1.81 10/15/20238,140,000 shares $20.02 million +9.3%5.1%14.8 $2.46 9/30/20237,450,000 shares $16.91 million +15.5%4.7%12.3 $2.27 9/15/20236,450,000 shares $14.09 million +1.7%4.1%8.4 $2.19 8/31/20236,340,000 shares $13.31 million -24.9%4.7%5.9 $2.10 8/15/20238,440,000 shares $17.72 million -15.0%6.3%7.4 $2.10 7/31/20239,930,000 shares $31.13 million +49.1%7.4%8.4 $3.14 7/15/20236,660,000 shares $17.32 million +6.4%5.3%5.3 $2.60 6/30/20236,260,000 shares $15.27 million +87.4%4.9%5 $2.44 6/15/20233,340,000 shares $6.58 million -10.5%2.6%3 $1.97 5/31/20233,730,000 shares $5.63 million +0.8%3.0%4.9 $1.51 5/15/20233,700,000 shares $5.48 million -14.0%2.9%5.4 $1.48 4/30/20234,300,000 shares $7.01 million -5.9%3.4%6.9 $1.63 4/15/20234,570,000 shares $10.28 million -1.9%3.6%8.1 $2.25 3/31/20234,660,000 shares $13.75 million -1.9%3.6%10.2 $2.95 3/15/20234,750,000 shares $12.97 million +1.9%3.7%10.6 $2.73 2/28/20234,660,000 shares $15.05 million -2.3%3.1%10.2 $3.23 2/15/20234,770,000 shares $16.74 million -6.5%3.2%10.8 $3.51 1/31/20235,100,000 shares $16.83 million -5.0%2.8%10.4 $3.30 1/15/20235,370,000 shares $19.06 million -3.6%3.0%11.6 $3.55 12/30/20225,570,000 shares $17.55 million +9.2%3.1%11.6 $3.15 12/15/20225,100,000 shares $19.48 million +6.0%2.8%10.2 $3.82 11/30/20224,810,000 shares $24.34 million -11.9%2.7%6.3 $5.06 11/15/20225,460,000 shares $28.94 million -4.6%3.0%7 $5.30 10/31/20225,720,000 shares $34.38 million -14.8%3.2%7.4 $6.01 10/15/20226,710,000 shares $36.91 million -30.0%3.7%8.5 $5.50 9/30/20229,590,000 shares $46.80 million +117.0%5.3%12.7 $4.88 9/15/20224,420,000 shares $24.40 million -3.7%2.0%5.8 $5.52 8/31/20224,590,000 shares $21.76 million -3.8%2.1%8.4 $4.74 8/15/20224,770,000 shares $24.47 million -10.2%2.2%8 $5.13 7/31/20225,310,000 shares $24.48 million +2.1%2.4%8 $4.61 7/15/20225,200,000 shares $25.22 million No Change2.4%7.8 $4.85 SES Short Interest - Frequently Asked Questions What is SES AI's current short interest? Short interest is the volume of SES AI shares that have been sold short but have not yet been covered or closed out. As of September 15th, traders have sold 3,830,000 shares of SES short. 1.72% of SES AI's shares are currently sold short. Learn More on SES AI's current short interest. Which institutional investors are shorting SES AI? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of SES AI: Group One Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for SES AI? 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. 1.72% of SES AI's floating shares are currently sold short. Is SES AI's short interest increasing or decreasing? SES AI saw a decrease in short interest in September. As of September 15th, there was short interest totaling 3,830,000 shares, a decrease of 6.6% from the previous total of 4,100,000 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 SES AI's float size? SES AI currently has issued a total of 365,721,000 shares. Some of SES AI'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. SES AI currently has a public float of 222,060,000 shares. How does SES AI's short interest compare to its competitors? 1.72% of SES AI's shares are currently sold short. Here is how the short interest of companies in the industry of "electrical equipment" compare to SES AI: Fluence Energy, Inc. (11.95%), Atkore Inc. (5.36%), Enovix Corporation (32.44%), Energizer Holdings, Inc. (8.68%), Amprius Technologies, Inc. (13.29%), Microvast Holdings, Inc. (23.07%), Ballard Power Systems, Inc. (5.18%), NET Power Inc. (14.77%), Solid Power, Inc. (13.17%), Byrna Technologies Inc. (22.93%), 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 SES AI stock? Short selling SES is an investing strategy that aims to generate trading profit from SES AI as its price is falling. SES shares are trading up $0.32 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 SES AI? A short squeeze for SES AI 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 SES, which in turn drives the price of the stock up even further. How often is SES AI'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 SES, twice per month. The most recent reporting period available is September, 15 2025. More Short Interest Resources from MarketBeat Related Companies Fluence Energy Short Squeeze Atkore Short Squeeze Enovix Short Squeeze Energizer Short Squeeze Amprius Technologies Short Squeeze Microvast Short Squeeze Ballard Power Systems Short Squeeze NET Power Short Squeeze Solid Power Short Squeeze Byrna Technologies 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:SES) was last updated on 10/5/2025 by MarketBeat.com Staff From Our PartnersMagnificent 7 being replaced by the “Hidden 7”?BULLISH: It's time to buy this 'hidden' AI stock An award-winning stock-rating system has turned BULLISH on...Chaikin Analytics | SponsoredU.S. Government Sparking Crypto RallyU.S. Puts GDP on the Blockchain Could this spark the next crypto supercycle? 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