Energy Focus (EFOI) Short Interest Ratio & Short Volume $2.45 +0.12 (+5.15%) As of 03:59 PM Eastern Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsEarningsHeadlinesSEC FilingsShort InterestTrendsBuy This Stock Energy Focus Short Interest DataEnergy Focus (EFOI) has a short interest of 6,000 shares, representing 0.17% of the float (the number of shares available for trading by the public). This marks a -36.17% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.6, indicating that it would take 0.6 days of the average trading volume of 330,481 shares to cover all short positions.Current Short Interest6,000 sharesPrevious Short Interest9,400 sharesChange Vs. Previous Month-36.17%Dollar Volume Sold Short$11.19 thousandShort Interest Ratio0.6 Days to CoverLast Record DateJune 15, 2025Outstanding Shares5,360,000 sharesFloat Size3,430,000 sharesShort Percent of Float0.17%Today's Trading Volume15,012 sharesAverage Trading Volume330,481 sharesToday's Volume Vs. Average5% 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 6/15/20256,000 shares $11.19 thousand -36.2%0.2%0.6 $1.87 5/31/20259,400 shares $19.04 thousand -35.6%0.2%1 $2.03 5/15/202514,600 shares $22.25 thousand +11.5%0.3%0.7 $1.52 4/30/202513,100 shares $22.27 thousand -25.6%0.2%0 $1.70 4/15/202517,600 shares $29.92 thousand -32.6%0.3%0 $1.70 3/31/202526,100 shares $48.02 thousand -32.0%0.5%0 $1.84 3/15/202538,400 shares $81.02 thousand -61.1%0.7%0 $2.11 2/28/202598,800 shares $216.37 thousand +437.0%1.9%0.1 $2.19 2/15/202518,400 shares $23.74 thousand -25.2%0.4%0 $1.29 1/31/202524,600 shares $32.23 thousand -30.7%0.5%2.2 $1.31 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. 1/15/202535,500 shares $46.15 thousand +73.2%0.8%3.4 $1.30 12/31/202420,500 shares $24.40 thousand -14.9%0.5%2 $1.19 12/15/202424,100 shares $33.02 thousand -6.2%0.5%2.5 $1.37 11/30/202425,700 shares $38.29 thousand -30.0%0.6%2.6 $1.49 11/15/202436,700 shares $53.21 thousand +55.5%0.8%3.7 $1.45 10/31/202423,600 shares $31.15 thousand -14.8%0.6%3.9 $1.32 10/15/202427,700 shares $35.73 thousand +22.0%0.8%4.4 $1.29 9/30/202422,700 shares $27.01 thousand +16.4%0.6%4 $1.19 9/15/202419,500 shares $24.28 thousand -3.9%0.5%2.7 $1.25 8/31/202420,300 shares $30.06 thousand +2.0%0.6%2.6 $1.48 8/15/202419,900 shares $28.57 thousand +17.8%0.6%2.6 $1.44 7/31/202416,900 shares $22.31 thousand +1.2%0.5%1.4 $1.32 7/15/202416,700 shares $22.71 thousand -23.7%0.5%1.3 $1.36 6/30/202421,900 shares $30.42 thousand +34.4%0.7%1.2 $1.39 6/15/202416,300 shares $28.52 thousand -7.9%0.5%0.9 $1.75 5/31/202417,700 shares $29.21 thousand -28.1%0.6%1 $1.65 5/15/202424,600 shares $47.48 thousand -22.4%0.8%1 $1.93 4/30/202431,700 shares $49.16 thousand -41.8%1.1%0.1 $1.55 4/15/202454,500 shares $81.21 thousand +41.2%1.9%0.2 $1.49 3/31/202438,600 shares $61.37 thousand +2.4%1.4%0.2 $1.59 3/15/202437,700 shares $61.45 thousand -46.2%1.3%0.2 $1.63 2/29/202470,100 shares $143.71 thousand +705.8%2.5%0.3 $2.05 2/15/20248,700 shares $11.31 thousand +11.5%0.3%0 $1.30 1/31/20247,800 shares $10.53 thousand +4.0%0.3%1.3 $1.35 1/15/20247,500 shares $11.18 thousand -2.6%0.3%1.3 $1.49 12/31/20237,700 shares $11.63 thousand -11.5%0.3%1.2 $1.51 12/15/20238,700 shares $12.35 thousand -28.1%0.3%1.3 $1.42 11/30/202312,100 shares $20.57 thousand -28.4%0.5%1.9 $1.70 11/15/202316,900 shares $20.60 thousand -5.6%0.7%2.8 $1.22 10/31/202317,900 shares $27.03 thousand -8.7%0.9%4.2 $1.51Trump wipes out trillions overnight… (Ad)Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out nearly $5 trillion in wealth from the S&P 500 and $6.4 trillion from the Dow Jones… Not to mention the countless trillions of dollars lost in every market around the world… leaving the major political powers scrambling in fear of Trump’s next move.Whether you take some of that wealth for yourself depends on if you watch this controversial exposé 10/15/202319,600 shares $38.22 thousand -13.7%1.0%3.6 $1.95 9/30/202322,700 shares $45.40 thousand +9.7%1.2%2.5 $2.00 9/15/202320,700 shares $46.78 thousand +8.4%1.1%2.2 $2.26 8/31/202319,100 shares $37.05 thousand +8.5%1.3%1.4 $1.94 8/15/202317,600 shares $34.14 thousand +45.5%1.2%1.2 $1.94 7/31/202312,100 shares $23.23 thousand -28.4%0.8%0.9 $1.92 7/15/202316,900 shares $33.41 thousand -17.2%1.1%1.2 $1.98 6/30/202320,400 shares $36.92 thousand +46.8%1.4%1.9 $1.81 6/15/202313,900 shares $35.97 thousand -91.3%0.9%1.4 $2.59 5/31/2023159,700 shares $66.83 thousand +7.5%1.5%4.1 $0.42 5/15/2023148,600 shares $69.22 thousand No Change1.4%2.3 $0.47 10/31/2022697,300 shares $284.99 thousand +714.6%N/A1.2 $0.41 10/15/202285,600 shares $35.47 thousand +22.6%N/A0.1 $0.41 9/30/202269,800 shares $36.30 thousand -60.0%N/A0.2 $0.52 9/15/2022174,500 shares $124.78 thousand -14.2%N/A0.5 $0.72 8/31/2022203,300 shares $152.45 thousand -20.7%N/A0.1 $0.75 8/15/2022256,200 shares $197.25 thousand +745.5%N/A0.1 $0.77 7/31/202230,300 shares $22.34 thousand -12.4%N/A0 $0.74 7/15/202234,600 shares $30.40 thousand -83.8%N/A0 $0.88 6/30/2022213,800 shares $277.94 thousand -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 $30.28 thousand -45.8%N/A0 $0.89 5/15/202262,900 shares $53.96 thousand +4.1%N/A0.3 $0.86 4/30/202260,400 shares $67.65 thousand -6.4%N/A0.3 $1.12 4/15/202264,500 shares $76.11 thousand -39.1%N/A0.2 $1.18 3/31/2022105,900 shares $144.02 thousand -30.8%N/A0 $1.36 3/15/2022153,000 shares $198.90 thousand +85.7%N/A0.2 $1.30 2/28/202282,400 shares $106.30 thousand -40.5%N/A0 $1.29 2/15/2022138,400 shares $203.45 thousand -24.5%N/A0 $1.47 1/31/2022183,300 shares $298.78 thousand -53.4%N/A0 $1.63 1/15/2022393,600 shares $850.18 thousand +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 $267.29 thousand +103.7%N/A0 $2.22 11/15/202159,100 shares $155.43 thousand -5.1%N/A0.8 $2.63 10/29/202162,300 shares $199.36 thousand -0.2%N/A0.6 $3.20 10/15/202162,400 shares $187.20 thousand -22.7%N/A0.3 $3.00 9/30/202180,700 shares $250.17 thousand -8.3%N/A0.3 $3.10 9/15/202188,000 shares $275.44 thousand -39.1%N/A0.2 $3.13 8/31/2021144,600 shares $494.53 thousand -36.4%N/A0.3 $3.42 8/13/2021227,200 shares $627.07 thousand -1.5%N/A0.2 $2.76 7/30/2021230,700 shares $862.82 thousand -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 $699.68 thousand -28.1%4.4%0.1 $3.98 6/15/2021244,400 shares $984.93 thousand -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 $903.96 thousand +34.4%7.8%0.3 $3.72 4/15/2021180,800 shares $696.08 thousand +14.2%5.8%0.3 $3.85 3/31/2021158,300 shares $634.78 thousand -0.9%5.2%0.3 $4.01Trump wipes out trillions overnight… (Ad)Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out nearly $5 trillion in wealth from the S&P 500 and $6.4 trillion from the Dow Jones… Not to mention the countless trillions of dollars lost in every market around the world… leaving the major political powers scrambling in fear of Trump’s next move.Whether you take some of that wealth for yourself depends on if you watch this controversial exposé 3/15/2021159,700 shares $772.95 thousand -12.7%5.6%0.3 $4.84 2/26/2021182,900 shares $914.50 thousand -11.9%6.4%0.4 $5.00 2/12/2021207,500 shares $1.25 million +22.7%7.3%0.5 $6.02 1/29/2021169,100 shares $833.66 thousand +3.1%5.9%0.5 $4.93 1/15/2021164,100 shares $830.35 thousand -3.4%5.7%1.5 $5.06 12/31/2020169,800 shares $694.48 thousand -2.9%5.9%0.7 $4.09 12/15/2020174,800 shares $776.11 thousand -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 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 June 15th, traders have sold 6,000 shares of EFOI short. 0.17% of Energy Focus' shares are currently sold short. Learn More on Energy Focus' current short interest. What is a good short interest ratio for Energy Focus? 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. EFOI shares currently have a short interest ratio of 1.0. Learn More on Energy Focus's short interest ratio. 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. 0.17% of Energy Focus' floating shares are currently sold short. Is Energy Focus' short interest increasing or decreasing? Energy Focus saw a decrease in short interest during the month of June. As of June 15th, there was short interest totaling 6,000 shares, a decrease of 36.2% from the previous total of 9,400 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 5,360,000 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 3,430,000 shares. How does Energy Focus' short interest compare to its competitors? 0.17% 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: Pioneer Power Solutions, Inc. (0.43%), Laser Photonics Co. (10.52%), Flux Power Holdings, Inc. (3.14%), Sunrise New Energy Co., Ltd. (0.08%), Orion Energy Systems, Inc. (0.33%), Electra Battery Materials Corporation (1.82%), ESS Tech, Inc. (19.81%), CCSC Technology International Holdings Limited (0.63%), Solidion Technology Inc. (15.07%), Interactive Strength Inc. (19.55%), 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 ($69.26 billion), Invesco QQQ ($25.22 billion), iShares Russell 2000 ETF ($20.33 billion), iShares 20+ Year Treasury Bond ETF ($9.99 billion), MicroStrategy Incorporated ($9.12 billion), Canadian Natural Resources Limited ($6.73 billion), SPDR S&P Biotech ETF ($6.52 billion), Invesco S&P 500 Equal Weight ETF ($5.60 billion), Financial Select Sector SPDR Fund ($4.64 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.59 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 $0.12 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 June, 15 2025. More Short Interest Resources from MarketBeat Related Companies PPSI Short Squeeze LASE Short Squeeze FLUX Short Squeeze EPOW Short Squeeze OESX Short Squeeze ELBM Short Squeeze GWH Short Squeeze CCTG Short Squeeze STI Short Squeeze TRNR 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 6/30/2025 by MarketBeat.com Staff From Our PartnersTrump’s Exec Order #14154 could be a “Millionaire-Maker”Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans...Paradigm Press | SponsoredThis Crypto Is Set to Explode in JanuaryFree summit: How to profit from the Coinbase-Deribit deal Our hedge fund experts know exactly what this mea...Crypto 101 Media | Sponsored379 passengers walked away from thisElon Musk just wrote a $51 million check to back this material’s next phase… Because it’s not just saving l...True Market Insiders | SponsoredIsrael-Iran WAR Could Destroy Trump's PresidencyThe missiles are already flying. 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