Synlogic (SYBX) Short Interest Ratio & Short Volume $1.36 -0.02 (-1.38%) Closing price 08/7/2025 03:55 PM EasternExtended Trading$1.38 +0.02 (+1.77%) As of 08/7/2025 07:26 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 AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Synlogic Short Interest DataSynlogic (SYBX) has a short interest of 29,500 shares, representing 0.40% of the float (the number of shares available for trading by the public). This marks a -24.55% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.9, indicating that it would take 0.9 days of the average trading volume of 101,821 shares to cover all short positions.Current Short Interest29,500 sharesPrevious Short Interest39,100 sharesChange Vs. Previous Month-24.55%Dollar Volume Sold Short$38.94 thousandShort Interest Ratio0.9 Days to CoverLast Record DateJuly 15, 2025Outstanding Shares11,700,000 sharesFloat Size7,370,000 sharesShort Percent of Float0.40%Today's Trading Volume2,820 sharesAverage Trading Volume101,821 sharesToday's Volume Vs. Average3% Short Selling Synlogic? Sign up to receive the latest short interest report for Synlogic and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSYBX Short Interest Over TimeSYBX Days to Cover Over TimeSYBX Percentage of Float Shorted Over Time Synlogic Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/15/202529,500 shares $38.94 thousand -24.6%0.4%0.9 $1.32 6/30/202539,100 shares $49.66 thousand +0.3%0.5%3.8 $1.27 6/15/202539,000 shares $48.17 thousand +2.9%0.5%3.6 $1.24 5/31/202537,900 shares $44.34 thousand +32.1%0.5%3.6 $1.17 5/15/202528,700 shares $32.57 thousand -10.9%0.4%2.9 $1.14 4/30/202532,200 shares $36.71 thousand +4.2%0.4%3 $1.14 4/15/202530,900 shares $32.29 thousand -40.2%0.4%2.5 $1.05 3/31/202551,700 shares $64.11 thousand -3.4%0.7%3.4 $1.24 3/15/202553,500 shares $66.07 thousand +3.5%0.7%3.2 $1.24 2/28/202551,700 shares $71.60 thousand -6.3%0.7%1.4 $1.39 Get the Latest News and Ratings for SYBX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Synlogic and its competitors with MarketBeat's FREE daily newsletter. 2/15/202555,200 shares $77.28 thousand +3.8%0.8%1.5 $1.40 1/31/202553,200 shares $73.95 thousand -8.8%0.8%1.5 $1.39 1/15/202558,300 shares $85.12 thousand -4.4%0.8%1.7 $1.46 12/31/202461,000 shares $85.40 thousand -30.9%0.9%1.8 $1.40 12/15/202488,300 shares $132.45 thousand +42.9%1.3%2.9 $1.50 11/30/202461,800 shares $87.45 thousand +19.8%0.9%5.8 $1.42 11/15/202451,600 shares $70.18 thousand -2.8%0.7%5.5 $1.36 10/31/202453,100 shares $76.46 thousand -0.6%0.8%5.5 $1.44 10/15/202453,400 shares $76.36 thousand -3.4%0.8%6.4 $1.43 9/30/202455,300 shares $82.40 thousand -1.3%0.8%5.4 $1.49 9/15/202456,000 shares $78.40 thousand +1.6%0.8%5 $1.40 8/31/202455,100 shares $81.55 thousand +14.3%0.8%4.3 $1.48 8/15/202448,200 shares $68.44 thousand +52.5%0.7%2.9 $1.42 7/31/202431,600 shares $53.40 thousand +184.7%0.5%1.6 $1.69 7/15/202411,100 shares $17.09 thousand +22.0%0.2%0.5 $1.54 6/30/20249,100 shares $13.65 thousand +11.0%0.1%0.4 $1.50 6/15/20248,200 shares $13.12 thousand -2.4%0.1%0.3 $1.60 5/31/20248,400 shares $13.10 thousand -7.7%0.1%0.3 $1.56 5/15/20249,100 shares $15.65 thousand -62.6%1.1%0.2 $1.72 4/30/202424,300 shares $43.50 thousand -31.7%0.4%0.2 $1.79 4/15/202435,600 shares $64.08 thousand -7.8%0.5%0.3 $1.80 3/31/202438,600 shares $69.09 thousand +70.8%0.6%0.3 $1.79 3/15/202422,600 shares $41.81 thousand +9.2%0.4%0.2 $1.85 2/29/202420,700 shares $39.54 thousand -63.9%0.4%0.1 $1.91 2/15/202457,400 shares $105.62 thousand +1.8%1.2%0.4 $1.84 1/31/202456,400 shares $194.58 thousand -11.9%1.2%0.4 $3.45 1/15/202464,000 shares $241.92 thousand -10.6%1.3%1.2 $3.78 12/31/202371,600 shares $275.66 thousand -17.6%N/A1.4 $3.85 12/15/202386,900 shares $322.40 thousand -7.9%1.8%1.5 $3.71 11/30/202394,300 shares $235.75 thousand +3.9%2.1%2 $2.50Altucher: Trump’s Great Gain is starting (Ad)New Hampshire just launched a Strategic Crypto Reserve — and James Altucher says it’s the first sign that “Trump’s Great Gain” has officially begun. Altucher believes select cryptos could turn $900 into $108,000 over the next 12 months — and he’s laying out the full gameplan in a new presentation.See Altucher’s Trump crypto prediction here 11/15/202390,800 shares $190.68 thousand -41.7%2.0%2.4 $2.10 10/31/2023155,700 shares $294.27 thousand +52.5%3.7%4.5 $1.89 10/15/2023102,100 shares $249.12 thousand +148.4%2.4%4.2 $2.44 9/30/202341,100 shares $115.49 thousand -86.4%1.4%1.7 $2.81 9/15/2023301,400 shares $111.34 thousand +56.7%0.7%1.5 $0.37 8/31/2023192,400 shares $94.28 thousand -25.7%0.4%1 $0.49 8/15/2023259,100 shares $137.58 thousand -22.4%0.6%1.3 $0.53 7/31/2023333,700 shares $163.48 thousand -35.3%0.8%0.9 $0.49 7/15/2023515,700 shares $259.65 thousand +13.5%1.2%1.3 $0.50 6/30/2023454,300 shares $195.35 thousand +4.8%1.1%1.2 $0.43 6/15/2023433,600 shares $244.68 thousand -11.7%1.0%1.3 $0.56 5/31/2023491,200 shares $257.88 thousand -29.4%1.1%1.5 $0.53 5/15/2023695,800 shares $382.76 thousand +141.0%1.6%2.3 $0.55 4/30/2023288,700 shares $153.01 thousand -1.5%0.7%1.1 $0.53 4/15/2023293,200 shares $200.65 thousand +19.0%0.7%2.8 $0.68 3/31/2023246,400 shares $155.72 thousand +2.6%0.6%1.8 $0.63 3/15/2023240,100 shares $145.88 thousand -24.2%0.5%1.8 $0.61 2/28/2023316,900 shares $221.83 thousand +1.0%0.6%2.4 $0.70 2/15/2023313,700 shares $263.01 thousand +32.9%0.6%2.1 $0.84 1/31/2023236,000 shares $200.60 thousand -12.7%0.5%1.5 $0.85 1/15/2023270,200 shares $283.71 thousand +18.4%N/A1.7 $1.05 12/30/2022228,300 shares $173.51 thousand -14.3%N/A1.4 $0.76 12/15/2022266,400 shares $196.15 thousand +53.4%N/A1.8 $0.74 11/30/2022173,700 shares $103.91 thousand -9.8%N/A1.2 $0.60 11/15/2022192,600 shares $144.26 thousand +7.3%N/A1.4 $0.75 10/31/2022179,500 shares $150.35 thousand -27.5%N/A1.1 $0.84 10/15/2022247,400 shares $259.77 thousand +17.5%N/A1.5 $1.05 9/30/2022210,500 shares $199.98 thousand -10.9%N/A1.6 $0.95 9/15/2022236,300 shares $269.38 thousand +4.2%N/A1.8 $1.14 8/31/2022226,800 shares $226.80 thousand -6.1%0.5%1.6 $1.00 8/15/2022241,600 shares $263.34 thousand -10.1%0.5%1.6 $1.09 7/31/2022268,600 shares $262.18 thousand -12.6%0.5%1.8 $0.98 7/15/2022307,400 shares $304.33 thousand -20.3%0.6%2.2 $0.99 6/30/2022385,500 shares $443.33 thousand -2.5%0.8%2.8 $1.15 6/15/2022395,400 shares $399.35 thousand -20.3%0.8%2.9 $1.01 5/31/2022495,800 shares $540.42 thousand -18.1%1.0%3.6 $1.09 5/15/2022605,400 shares $702.26 thousand -3.4%1.2%4.7 $1.16 4/30/2022626,400 shares $1.06 million +25.8%1.3%6.2 $1.70 4/15/2022498,000 shares $986.04 thousand -13.3%1.0%4.6 $1.98 3/31/2022574,600 shares $1.38 million 0.0%1.2%5 $2.40 3/15/2022574,700 shares $1.11 million -5.2%1.2%4.3 $1.94 2/28/2022606,100 shares $1.20 million -6.5%1.2%4 $1.98 2/15/2022648,400 shares $1.36 million -7.8%1.3%3 $2.10 1/31/2022703,400 shares $1.47 million +9.8%1.4%2.9 $2.09 1/15/2022640,700 shares $1.31 million +13.0%1.3%2.6 $2.05 12/31/2021567,100 shares $1.37 million -1.4%1.2%2.2 $2.42 12/15/2021575,300 shares $1.40 million +17.3%1.2%1.9 $2.44 11/30/2021490,500 shares $1.22 million -7.9%1.0%1 $2.49 11/15/2021532,300 shares $1.47 million -1.3%1.1%1.1 $2.76 10/29/2021539,100 shares $1.38 million -11.3%1.2%1.2 $2.56$100 Trillion “AI Metal” Found in American Ghost Town (Ad)Jeff Brown recently traveled to a ghost town in the middle of an American desert… To investigate what could be the biggest technology story of this decade. In short, he believes what he's holding in his hand is the key to the $100 trillion AI boom… And only one company here in the U.S. can mine this obscure metal.Click here to get the details on this virtual monopoly. 10/15/2021607,900 shares $1.64 million +5.9%1.3%1.3 $2.70 9/30/2021574,000 shares $1.75 million -1.4%1.4%1.3 $3.05 9/15/2021582,200 shares $1.85 million -13.9%1.7%1.4 $3.17 8/31/2021676,000 shares $1.80 million +4.4%2.0%2.8 $2.66 8/13/2021647,600 shares $1.83 million -5.9%1.9%3 $2.82 7/30/2021688,400 shares $2.18 million +30.1%2.0%1.9 $3.16 7/15/2021529,300 shares $1.83 million -5.2%1.4%1.4 $3.46 6/30/2021558,500 shares $2.17 million +26.6%1.5%1.3 $3.89 6/15/2021441,300 shares $1.73 million +9.0%1.2%0.9 $3.92 5/28/2021405,000 shares $1.51 million -24.9%1.1%0.8 $3.74 5/14/2021539,500 shares $1.70 million +20.5%N/A1.1 $3.16 4/30/2021447,600 shares $1.60 million +15.7%1.4%0.8 $3.58 4/15/2021387,000 shares $1.25 million -7.5%1.2%0.9 $3.23 3/31/2021418,300 shares $1.48 million +17.8%1.8%0.4 $3.54 3/15/2021355,100 shares $1.32 million +11.0%1.7%0.3 $3.72 2/26/2021319,800 shares $1.21 million -30.1%1.6%0.2 $3.78 2/12/2021457,600 shares $2.17 million +36.8%2.2%0.2 $4.74 1/29/2021334,500 shares $1.17 million -74.1%1.6%0.2 $3.49 1/15/20211,290,000 shares $4.21 million +100.0%6.2%0.7 $3.26 12/31/2020645,000 shares $1.43 million +77.6%3.1%0.6 $2.21 12/15/2020363,200 shares $922.53 thousand -64.0%1.8%0.3 $2.54 11/30/20201,010,000 shares $2.53 million +264.5%4.9%1.5 $2.50 11/15/2020277,100 shares $581.91 thousand -29.6%1.4%1.7 $2.10 10/30/2020393,600 shares $759.65 thousand +49.1%1.9%2.4 $1.93 10/15/2020264,000 shares $538.56 thousand -3.9%1.3%1.5 $2.04 9/30/2020274,700 shares $554.89 thousand -20.4%1.4%1.4 $2.02 9/15/2020344,900 shares $751.88 thousand -1.3%1.7%1.4 $2.18 8/31/2020349,500 shares $768.90 thousand +36.9%1.7%1.3 $2.20 8/14/2020255,300 shares $640.80 thousand -28.1%1.3%0.8 $2.51 SYBX Short Interest - Frequently Asked Questions What is Synlogic's current short interest? Short interest is the volume of Synlogic shares that have been sold short but have not yet been closed out or covered. As of July 15th, traders have sold 29,500 shares of SYBX short. 0.40% of Synlogic's shares are currently sold short. Learn More on Synlogic's current short interest. What is a good short interest ratio for Synlogic? 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. SYBX shares currently have a short interest ratio of 1.0. Learn More on Synlogic's short interest ratio. What is a good short interest percentage for Synlogic? 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. 0.40% of Synlogic's floating shares are currently sold short. Is Synlogic's short interest increasing or decreasing? Synlogic saw a decline in short interest in the month of July. As of July 15th, there was short interest totaling 29,500 shares, a decline of 24.6% from the previous total of 39,100 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 Synlogic's float size? Synlogic currently has issued a total of 11,700,000 shares. Some of Synlogic'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. Synlogic currently has a public float of 7,370,000 shares. How does Synlogic's short interest compare to its competitors? 0.40% of Synlogic's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Synlogic: Atara Biotherapeutics, Inc. (7.02%), Sutro Biopharma, Inc. (4.33%), Assertio Holdings, Inc. (5.87%), Pyxis Oncology, Inc. (10.86%), InterCure Ltd. (0.06%), Oncobiologics, Inc. (7.64%), Repare Therapeutics Inc. (1.82%), Context Therapeutics Inc. (2.77%), Forte Biosciences, Inc. (1.16%), Applied Therapeutics Inc. (9.36%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Coinbase Global, Inc. ($5.11 billion), Charter Communications, Inc. ($4.76 billion), Reddit Inc. ($2.84 billion), SoFi Technologies, Inc. ($2.79 billion), Seagate Technology Holdings PLC ($2.79 billion), Live Nation Entertainment, Inc. ($2.67 billion), Rocket Lab Corporation ($2.49 billion), AST SpaceMobile, Inc. ($2.12 billion), Moderna, Inc. ($2.09 billion), and Omnicom Group Inc. ($2.04 billion). View all of the most shorted stocks. What does it mean to sell short Synlogic stock? Short selling SYBX is an investing strategy that aims to generate trading profit from Synlogic as its price is falling. SYBX shares are trading down $0.02 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 Synlogic? A short squeeze for Synlogic 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 SYBX, which in turn drives the price of the stock up even further. How often is Synlogic'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 SYBX, twice per month. The most recent reporting period available is July, 15 2025. More Short Interest Resources from MarketBeat Related Companies Atara Biotherapeutics Short Interest Data Sutro Biopharma Short Interest Data Assertio Short Interest Data Pyxis Oncology Short Interest Data InterCure Short Interest Data Oncobiologics Short Interest Data Repare Therapeutics Short Interest Data Context Therapeutics Short Interest Data Forte Biosciences Short Interest Data Applied Therapeutics Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:SYBX) was last updated on 8/8/2025 by MarketBeat.com Staff From Our PartnersBREAKING: The House just passed 3 pro-crypto bills!THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here. Crypto 101 Media | SponsoredGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. 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