Energy Focus (EFOI) Short Interest Ratio & Short Volume $1.98 +0.16 (+8.52%) As of 04:00 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsEarningsHeadlinesSEC FilingsShort InterestTrendsBuy This Stock Energy Focus Short Interest DataEnergy Focus (EFOI) has a short interest of 13,100 shares, representing 0.24% of the float (the number of shares available for trading by the public). This marks a -25.57% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.0, indicating that it would take 0.0 days of the average trading volume of 328,407 shares to cover all short positions.Current Short Interest13,100 sharesPrevious Short Interest17,600 sharesChange Vs. Previous Month-25.57%Dollar Volume Sold Short$22,270.00Short Interest Ratio0.0 Days to CoverLast Record DateApril 30, 2025Outstanding Shares5,364,000 sharesFloat Size5,360,000 sharesShort Percent of Float0.24%Today's Trading Volume19,576 sharesAverage Trading Volume328,407 sharesToday's Volume Vs. Average6% Short Selling Energy Focus? Sign up to receive the latest short interest report for Energy Focus and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartEFOI Short Interest Over TimeEFOI Days to Cover Over TimeEFOI Percentage of Float Shorted Over Time Energy Focus Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202513,100 shares $22,270.00 -25.6%0.2%0 $1.70 4/15/202517,600 shares $29,920.00 -32.6%0.3%0 $1.70 3/31/202526,100 shares $48,024.00 -32.0%0.5%0 $1.84 3/15/202538,400 shares $81,024.00 -61.1%0.7%0 $2.11 2/28/202598,800 shares $216,372.00 +437.0%1.9%0.1 $2.19 2/15/202518,400 shares $23,736.00 -25.2%0.4%0 $1.29 1/31/202524,600 shares $32,226.00 -30.7%0.5%2.2 $1.31 1/15/202535,500 shares $46,150.00 +73.2%0.8%3.4 $1.30 12/31/202420,500 shares $24,395.00 -14.9%0.5%2 $1.19 12/15/202424,100 shares $33,017.00 -6.2%0.5%2.5 $1.37 Get the Latest News and Ratings for EFOI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Energy Focus and its competitors with MarketBeat's FREE daily newsletter. 11/30/202425,700 shares $38,293.00 -30.0%0.6%2.6 $1.49 11/15/202436,700 shares $53,211.33 +55.5%0.8%3.7 $1.45 10/31/202423,600 shares $31,152.00 -14.8%0.6%3.9 $1.32 10/15/202427,700 shares $35,733.00 +22.0%0.8%4.4 $1.29 9/30/202422,700 shares $27,013.00 +16.4%0.6%4 $1.19 9/15/202419,500 shares $24,277.50 -3.9%0.5%2.7 $1.25 8/31/202420,300 shares $30,062.27 +2.0%0.6%2.6 $1.48 8/15/202419,900 shares $28,566.45 +17.8%0.6%2.6 $1.44 7/31/202416,900 shares $22,308.00 +1.2%0.5%1.4 $1.32 7/15/202416,700 shares $22,712.00 -23.7%0.5%1.3 $1.36 6/30/202421,900 shares $30,419.10 +34.4%0.7%1.2 $1.39 6/15/202416,300 shares $28,521.74 -7.9%0.5%0.9 $1.75 5/31/202417,700 shares $29,205.00 -28.1%0.6%1 $1.65 5/15/202424,600 shares $47,478.00 -22.4%0.8%1 $1.93 4/30/202431,700 shares $49,163.53 -41.8%1.1%0.1 $1.55 4/15/202454,500 shares $81,205.00 +41.2%1.9%0.2 $1.49 3/31/202438,600 shares $61,374.00 +2.4%1.4%0.2 $1.59 3/15/202437,700 shares $61,451.00 -46.2%1.3%0.2 $1.63 2/29/202470,100 shares $143,705.00 +705.8%2.5%0.3 $2.05 2/15/20248,700 shares $11,310.00 +11.5%0.3%0 $1.30 1/31/20247,800 shares $10,530.00 +4.0%0.3%1.3 $1.35 1/15/20247,500 shares $11,175.75 -2.6%0.3%1.3 $1.49 12/31/20237,700 shares $11,627.00 -11.5%0.3%1.2 $1.51 12/15/20238,700 shares $12,354.00 -28.1%0.3%1.3 $1.42 11/30/202312,100 shares $20,570.00 -28.4%0.5%1.9 $1.70 11/15/202316,900 shares $20,604.48 -5.6%0.7%2.8 $1.22 10/31/202317,900 shares $27,029.00 -8.7%0.9%4.2 $1.51 10/15/202319,600 shares $38,220.00 -13.7%1.0%3.6 $1.95 9/30/202322,700 shares $45,400.00 +9.7%1.2%2.5 $2.00 9/15/202320,700 shares $46,782.00 +8.4%1.1%2.2 $2.26Here’s How to Claim Your Stake in Elon’s Private Company, xAI (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the May 1st funding window clos 8/31/202319,100 shares $37,054.00 +8.5%1.3%1.4 $1.94 8/15/202317,600 shares $34,144.00 +45.5%1.2%1.2 $1.94 7/31/202312,100 shares $23,232.00 -28.4%0.8%0.9 $1.92 7/15/202316,900 shares $33,407.92 -17.2%1.1%1.2 $1.98 6/30/202320,400 shares $36,924.00 +46.8%1.4%1.9 $1.81 6/15/202313,900 shares $35,971.81 -91.3%0.9%1.4 $2.59 5/31/2023159,700 shares $66,834.45 +7.5%1.5%4.1 $0.42 5/15/2023148,600 shares $69,217.88 No Change1.4%2.3 $0.47 10/31/2022697,300 shares $284,986.51 +714.6%N/A1.2 $0.41 10/15/202285,600 shares $35,472.64 +22.6%N/A0.1 $0.41 9/30/202269,800 shares $36,296.00 -60.0%N/A0.2 $0.52 9/15/2022174,500 shares $124,784.95 -14.2%N/A0.5 $0.72 8/31/2022203,300 shares $152,454.67 -20.7%N/A0.1 $0.75 8/15/2022256,200 shares $197,248.38 +745.5%N/A0.1 $0.77 7/31/202230,300 shares $22,343.22 -12.4%N/A0 $0.74 7/15/202234,600 shares $30,399.56 -83.8%N/A0 $0.88 6/30/2022213,800 shares $277,940.00 -75.8%N/A0.1 $1.30 6/15/2022883,200 shares $1.74 million +2,490.0%N/A0.2 $1.97 5/31/202234,100 shares $30,280.80 -45.8%N/A0 $0.89 5/15/202262,900 shares $53,955.62 +4.1%N/A0.3 $0.86 4/30/202260,400 shares $67,648.00 -6.4%N/A0.3 $1.12 4/15/202264,500 shares $76,110.00 -39.1%N/A0.2 $1.18 3/31/2022105,900 shares $144,024.00 -30.8%N/A0 $1.36 3/15/2022153,000 shares $198,900.00 +85.7%N/A0.2 $1.30 2/28/202282,400 shares $106,296.00 -40.5%N/A0 $1.29 2/15/2022138,400 shares $203,448.00 -24.5%N/A0 $1.47 1/31/2022183,300 shares $298,779.00 -53.4%N/A0 $1.63 1/15/2022393,600 shares $850,176.00 +4.5%N/A0.1 $2.16 12/31/2021376,700 shares $1.61 million -65.4%N/A0.1 $4.27 12/15/20211,090,000 shares $4.08 million +805.3%N/A0.3 $3.74 11/30/2021120,400 shares $267,288.00 +103.7%N/A0 $2.22 11/15/202159,100 shares $155,433.00 -5.1%N/A0.8 $2.63 10/29/202162,300 shares $199,360.00 -0.2%N/A0.6 $3.20 10/15/202162,400 shares $187,200.00 -22.7%N/A0.3 $3.00 9/30/202180,700 shares $250,170.00 -8.3%N/A0.3 $3.10 9/15/202188,000 shares $275,440.00 -39.1%N/A0.2 $3.13 8/31/2021144,600 shares $494,532.00 -36.4%N/A0.3 $3.42 8/13/2021227,200 shares $627,072.00 -1.5%N/A0.2 $2.76 7/30/2021230,700 shares $862,818.00 -18.3%N/A0.2 $3.74 7/15/2021282,500 shares $1.09 million +60.7%N/A0.2 $3.86 6/30/2021175,800 shares $699,684.00 -28.1%4.4%0.1 $3.98 6/15/2021244,400 shares $984,932.00 -4.7%6.1%0.2 $4.03 5/28/2021256,400 shares $1.06 million -26.0%8.1%0.3 $4.14 5/14/2021346,400 shares $1.16 million +42.6%10.8%0.6 $3.35 4/30/2021243,000 shares $903,960.00 +34.4%7.8%0.3 $3.72 4/15/2021180,800 shares $696,080.00 +14.2%5.8%0.3 $3.85 3/31/2021158,300 shares $634,783.00 -0.9%5.2%0.3 $4.01 3/15/2021159,700 shares $772,948.00 -12.7%5.6%0.3 $4.84 2/26/2021182,900 shares $914,500.00 -11.9%6.4%0.4 $5.00 2/12/2021207,500 shares $1.25 million +22.7%7.3%0.5 $6.02Get Your Bank Account “Fed Invasion” Ready with THESE 4 Simple Steps (Ad)Starting as soon as a few months from now, the United States government will make a sweeping change to bank accounts nationwide. It will give them unprecedented powers to control your bank account.Learn these 4 simple steps and protect your savings before it’s too late. 1/29/2021169,100 shares $833,663.00 +3.1%5.9%0.5 $4.93 1/15/2021164,100 shares $830,346.00 -3.4%5.7%1.5 $5.06 12/31/2020169,800 shares $694,482.00 -2.9%5.9%0.7 $4.09 12/15/2020174,800 shares $776,112.00 -21.2%6.1%0.8 $4.44 11/30/2020221,700 shares $1.20 million +5.6%7.7%1 $5.41 11/15/2020209,900 shares $1.12 million -2.3%7.4%1 $5.34 10/30/2020214,900 shares $1.45 million -20.0%8.2%1.1 $6.73 10/15/2020268,500 shares $2.21 million -21.6%10.3%1.3 $8.24 9/30/2020342,300 shares $2.35 million -8.1%13.1%4.8 $6.87 9/15/2020372,300 shares $2.99 million -3.6%14.3%4.9 $8.04 8/31/2020386,300 shares $3.49 million +2.4%14.7%3.9 $9.03 8/14/2020377,200 shares $3.11 million +14.5%14.5%2.8 $8.25 7/31/2020329,400 shares $1.69 million +12.8%12.6%1.8 $5.13 7/15/2020292,100 shares $1.37 million +3.5%11.4%1.5 $4.70 6/30/2020282,200 shares $1.95 million +16.9%11.7%1.5 $6.92 6/15/2020241,400 shares $1.67 million -78.6%10.0%1.3 $6.90 5/29/20201,130,000 shares $5.31 million -24.2%9.4%1.4 $4.70 EFOI Short Interest - Frequently Asked Questions What is Energy Focus' current short interest? Short interest is the volume of Energy Focus shares that have been sold short but have not yet been closed out or covered. As of April 30th, investors have sold 13,100 shares of EFOI short. 0.24% of Energy Focus' shares are currently sold short. Learn More on Energy Focus' current short interest. What is a good short interest percentage for Energy Focus? 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. 0.24% of Energy Focus' floating shares are currently sold short. Is Energy Focus' short interest increasing or decreasing? Energy Focus saw a decline in short interest during the month of April. As of April 30th, there was short interest totaling 13,100 shares, a decline of 25.6% from the previous total of 17,600 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 Energy Focus' float size? Energy Focus currently has issued a total of 5,364,000 shares. Some of Energy Focus' 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. Energy Focus currently has a public float of 5,360,000 shares. How does Energy Focus' short interest compare to its competitors? 0.24% of Energy Focus' shares are currently sold short. Here is how the short interest of companies in the industry of "electrical equipment" compare to Energy Focus: Flux Power Holdings, Inc. (2.92%), ESS Tech, Inc. (9.22%), Pioneer Power Solutions, Inc. (0.45%), Sunrise New Energy Co., Ltd. (0.07%), Orion Energy Systems, Inc. (0.21%), Electra Battery Materials Co. (1.37%), Captivision Inc. (1.17%), CCSC Technology International Holdings Limited (1.33%), Advent Technologies Holdings, Inc. (1.86%), Fusion Fuel Green PLC (0.30%), 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 Energy Focus stock? Short selling EFOI is an investing strategy that aims to generate trading profit from Energy Focus as its price is falling. EFOI shares are trading up $0.17 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 Energy Focus? A short squeeze for Energy Focus 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 EFOI, which in turn drives the price of the stock up even further. How often is Energy Focus' 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 EFOI, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies FLUX Short Squeeze GWH Short Squeeze PPSI Short Squeeze EPOW Short Squeeze OESX Short Squeeze ELBM Short Squeeze CAPT Short Squeeze CCTG Short Squeeze ADN Short Squeeze HTOO Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:EFOI) 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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