Energy Focus (EFOI) Short Interest Ratio & Short Volume $1.70 -0.10 (-5.29%) Closing price 04/30/2025 04:00 PM EasternExtended Trading$1.66 -0.04 (-2.12%) As of 07:00 AM 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 AnalysisChartCompetitorsEarningsHeadlinesSEC FilingsShort InterestTrendsBuy This Stock Energy Focus Short Interest DataEnergy Focus (EFOI) has a short interest of 17,600 shares, representing 0.33% of the float (the number of shares available for trading by the public). This marks a -32.57% 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 329,287 shares to cover all short positions.Current Short Interest17,600 sharesPrevious Short Interest26,100 sharesChange Vs. Previous Month-32.57%Dollar Volume Sold Short$29,920.00Short Interest Ratio0.0 Days to CoverLast Record DateApril 15, 2025Outstanding Shares5,261,000 sharesFloat Size5,260,000 sharesShort Percent of Float0.33%Today's Trading Volume5,886 sharesAverage Trading Volume329,287 sharesToday's Volume Vs. Average2% 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 4/15/202517,600 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 11/30/202425,700 shares $38,293.00 -30.0%0.6%2.6 $1.49 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. 11/15/202436,700 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 $2.26 8/31/202319,100 shares $37,054.00 +8.5%1.3%1.4 $1.94The collapse has already started (Ad)The headlines scream tariffs and export bans — but the real damage is happening in retirement portfolios. Tim Plaehn reveals how the 2025 trade war is quietly eroding dividend income — and which U.S.-focused stocks are still raising payouts.Watch the 2025 Trade War dividend protection briefing now 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 $6.02 1/29/2021169,100 shares $833,663.00 +3.1%5.9%0.5 $4.93The collapse has already started (Ad)The headlines scream tariffs and export bans — but the real damage is happening in retirement portfolios. Tim Plaehn reveals how the 2025 trade war is quietly eroding dividend income — and which U.S.-focused stocks are still raising payouts.Watch the 2025 Trade War dividend protection briefing now 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 5/15/20201,490,000 shares $4.31 million +169.3%12.4%2.1 $2.89 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 15th, investors have sold 17,600 shares of EFOI short. 0.33% of Energy Focus' shares are currently sold short. Learn More on Energy Focus' current short interest. Which institutional investors are shorting Energy Focus? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Energy Focus: Concourse Financial Group Securities Inc.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. 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. 0.33% 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 in the month of April. As of April 15th, there was short interest totaling 17,600 shares, a decrease of 32.6% from the previous total of 26,100 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 5,261,000 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 5,260,000 shares. How does Energy Focus' short interest compare to its competitors? 0.33% 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: 374Water Inc. (5.52%), Laser Photonics Co. (9.81%), Pioneer Power Solutions, Inc. (0.63%), Sunrise New Energy Co., Ltd. (0.07%), Orion Energy Systems, Inc. (0.20%), ESS Tech, Inc. (7.70%), Flux Power Holdings, Inc. (2.75%), Captivision Inc. (1.66%), CCSC Technology International Holdings Limited (1.68%), Electra Battery Materials Co. (1.46%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 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 down $0.10 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, 15 2025. More Short Interest Resources from MarketBeat Related Companies SCWO Short Squeeze LASE Short Squeeze PPSI Short Squeeze EPOW Short Squeeze OESX Short Squeeze GWH Short Squeeze FLUX Short Squeeze CAPT Short Squeeze CCTG Short Squeeze ELBM 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 5/1/2025 by MarketBeat.com Staff From Our PartnersHow to invest in Elon Musk’s Optimus before its launchElon Musk is set to completely take over the AI industry with Optimus… A breakthrough AI-powered robot that El...InvestorPlace | SponsoredIs he more powerful than Trump? Is there anybody more powerful than Donald Trump right now? 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