Sera Prognostics (SERA) Short Interest Ratio & Short Volume $2.94 +0.01 (+0.17%) As of 12:32 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Sera Prognostics Short Interest DataSera Prognostics (SERA) has a short interest of 786,000 shares, representing 3.36% of the float (the number of shares available for trading by the public). This marks a -18.18% decrease in short interest from the previous month. The short interest ratio (days to cover) is 7.1, indicating that it would take 7.1 days of the average trading volume of 130,917 shares to cover all short positions.Current Short Interest786,000 sharesPrevious Short Interest960,700 sharesChange Vs. Previous Month-18.18%Dollar Volume Sold Short$2.59 millionShort Interest Ratio7.1 Days to CoverLast Record DateApril 15, 2025Outstanding Shares37,664,000 sharesFloat Size23,410,000 sharesShort Percent of Float3.36%Today's Trading Volume34,186 sharesAverage Trading Volume130,917 sharesToday's Volume Vs. Average26% Short Selling Sera Prognostics? Sign up to receive the latest short interest report for Sera Prognostics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSERA Short Interest Over TimeSERA Days to Cover Over TimeSERA Percentage of Float Shorted Over Time Sera Prognostics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/15/2025786,000 shares $2.59 million -18.2%3.4%7.1 $3.30 3/31/2025960,700 shares $3.54 million +16.8%4.1%8.1 $3.68 3/15/2025822,400 shares $3.35 million -4.3%3.5%6.4 $4.07 2/28/2025859,400 shares $3.64 million +4.7%4.0%6.6 $4.24 2/15/2025821,100 shares $3.31 million -2.2%3.8%6.7 $4.03 1/31/2025839,200 shares $5.43 million -0.6%3.9%6.9 $6.47 1/15/2025844,400 shares $5.58 million -19.6%4.0%8.2 $6.61 12/31/20241,050,000 shares $8.55 million +18.1%4.9%10.9 $8.14 12/15/2024889,200 shares $7.66 million -7.5%4.2%9.6 $8.62 11/30/2024960,800 shares $6.48 million +2.5%4.6%10.3 $6.74 Get the Latest News and Ratings for SERA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sera Prognostics and its competitors with MarketBeat's FREE daily newsletter. 11/15/2024937,200 shares $5.75 million -9.9%4.4%10.3 $6.14 10/31/20241,040,000 shares $8.00 million -7.1%4.9%11.5 $7.69 10/15/20241,120,000 shares $8.28 million +6.7%5.7%11.5 $7.39 9/30/20241,050,000 shares $8.19 million +33.3%5.3%9.1 $7.80 9/15/2024788,000 shares $6.04 million -2.9%4.0%4.3 $7.66 8/31/2024811,400 shares $5.96 million +3.1%4.2%4.4 $7.35 8/15/2024786,700 shares $5.52 million +9.9%4.1%4.1 $7.02 7/31/2024715,600 shares $5.93 million +13.0%3.8%3.4 $8.29 7/15/2024633,500 shares $4.46 million +147.8%3.3%3.1 $7.04 6/30/2024255,700 shares $1.51 million +11.4%1.4%1.2 $5.92 6/15/2024229,500 shares $1.83 million -9.2%1.3%1.3 $7.98 5/31/2024252,700 shares $2.27 million -0.3%1.4%1.5 $9.00 5/15/2024253,500 shares $2.14 million +27.5%1.4%1.4 $8.43 4/30/2024198,900 shares $2.33 million -15.2%1.1%1 $11.69 4/15/2024234,400 shares $2.35 million +18.0%1.3%1 $10.04 3/31/2024198,600 shares $1.81 million +71.5%1.2%0.8 $9.10 3/15/2024115,800 shares $1.07 million +8.6%0.7%0.5 $9.26 2/29/2024106,600 shares $950,872.00 -9.4%0.6%0.1 $8.92 2/15/2024117,700 shares $1.05 million -26.7%0.7%0.1 $8.90 1/31/2024160,600 shares $1.12 million -26.1%1.0%0.1 $7.00 1/15/2024217,300 shares $1.43 million -5.4%1.6%0.2 $6.58 12/31/2023229,700 shares $1.37 million -44.2%2.0%0.2 $5.98 12/15/2023411,900 shares $2.02 million +102.3%3.3%0.3 $4.90 11/30/2023203,600 shares $394,984.00 -6.1%1.7%0.2 $1.94 11/15/2023216,900 shares $364,392.00 -0.8%1.8%5.6 $1.68 10/31/2023218,700 shares $382,725.00 -7.6%1.6%5.2 $1.75 10/15/2023236,600 shares $451,906.00 +1.6%1.7%5 $1.91 9/30/2023233,000 shares $433,380.00 +56.7%1.7%4.9 $1.86 9/15/2023148,700 shares $258,738.00 +31.4%1.1%3.3 $1.74 8/31/2023113,200 shares $201,496.00 -14.1%0.8%3.2 $1.78Trump announcement boosts “next Bitcoin” (Ad)President Trump just made his first big crypto move ... 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But there's something else going on here …To learn more about this next Bitcoin — click here before another proclamation by Trump sends the pr 8/15/2023131,700 shares $287,106.00 -10.8%1.0%4.4 $2.18 7/31/2023147,700 shares $432,761.00 +5.4%1.1%5.1 $2.93 7/15/2023140,200 shares $455,650.00 -3.3%1.1%5.3 $3.25 6/30/2023145,000 shares $477,775.00 -1.3%1.1%5.1 $3.30 6/15/2023146,900 shares $502,398.00 -0.9%1.1%4.2 $3.42 5/31/2023148,200 shares $478,686.00 +3.8%1.1%3.1 $3.23 5/15/2023142,800 shares $489,804.00 -2.5%1.1%1.8 $3.43 4/30/2023146,400 shares $490,440.00 -19.6%0.8%0.1 $3.35 4/15/2023182,100 shares $613,677.00 -24.9%1.0%0.1 $3.37 3/31/2023242,600 shares $929,158.00 -23.3%1.4%0.2 $3.83 3/15/2023316,100 shares $1.26 million -19.9%2.1%0.2 $4.00 2/28/2023394,700 shares $1.44 million +612.5%2.6%0.3 $3.66 2/15/202355,400 shares $125,758.00 -16.8%0.4%0 $2.27 1/31/202366,600 shares $101,232.00 -3.1%0.6%2.4 $1.52 1/15/202368,700 shares $106,485.00 -0.3%0.6%2.2 $1.55 12/30/202268,900 shares $86,814.00 +2.1%0.6%1.9 $1.26 12/15/202267,500 shares $83,025.00 -9.5%0.6%2.1 $1.23 11/30/202274,600 shares $99,964.00 -10.7%0.7%2.4 $1.34 11/15/202283,500 shares $119,405.00 +21.9%0.7%2.4 $1.43 10/31/202268,500 shares $105,490.00 -25.3%0.6%2 $1.54 10/15/202291,700 shares $145,803.00 -6.0%0.8%2.8 $1.59 9/30/202297,500 shares $156,000.00 +65.5%0.9%2.6 $1.60 9/15/202258,900 shares $102,486.00 +0.9%0.5%0.8 $1.74 8/31/202258,400 shares $122,640.00 -22.2%0.5%0.7 $2.10 8/15/202275,100 shares $190,754.00 -32.6%0.7%0.7 $2.54 7/31/2022111,400 shares $253,992.00 -4.4%1.0%0.9 $2.28 7/15/2022116,500 shares $199,215.00 -52.2%1.0%0.9 $1.71 6/30/2022243,500 shares $399,340.00 -31.7%3.0%1.7 $1.64 6/15/2022356,700 shares $438,741.00 -12.4%4.4%2.9 $1.23 5/31/2022407,000 shares $565,730.00 +44.7%5.0%3.9 $1.39 5/15/2022281,200 shares $478,040.00 +3.7%3.5%3.4 $1.70 4/30/2022271,300 shares $623,990.00 +53.6%3.6%3.9 $2.30 4/15/2022176,600 shares $402,648.00 -1.3%2.3%2.8 $2.28 3/31/2022179,000 shares $678,410.00 +62.7%2.4%3.3 $3.79 3/15/2022110,000 shares $408,100.00 -3.9%1.5%2.1 $3.71 2/28/2022114,500 shares $613,720.00 +7.9%1.5%2.6 $5.36 2/15/2022106,100 shares $744,822.00 -36.3%1.4%2.6 $7.02 1/31/2022166,600 shares $1.12 million -28.9%2.0%4.3 $6.75 1/15/2022234,300 shares $1.87 million +23.3%2.7%7.4 $8.00 12/31/2021190,100 shares $1.31 million +9.3%N/A6.9 $6.87 12/15/2021173,900 shares $1.47 million -1.6%1.9%5.6 $8.43 11/30/2021176,800 shares $1.87 million +0.1%1.9%4.2 $10.60 11/15/2021176,700 shares $1.88 million +9.1%1.9%3.3 $10.62 10/29/2021162,000 shares $1.67 million +38.5%1.8%2.4 $10.33 10/15/2021117,000 shares $1.27 million -48.3%1.3%1.6 $10.85 9/30/2021226,100 shares $2.51 million +48.7%2.5%1.5 $11.11 9/15/2021152,100 shares $1.39 million -1.6%1.7%0.9 $9.14 8/31/2021154,600 shares $1.54 million +58.4%1.7%0.8 $9.95 8/13/202197,600 shares $1.05 million No Change1.1%0.4 $10.77 SERA Short Interest - Frequently Asked Questions What is Sera Prognostics' current short interest? Short interest is the volume of Sera Prognostics shares that have been sold short but have not yet been closed out or covered. As of April 15th, traders have sold 786,000 shares of SERA short. 3.36% of Sera Prognostics' shares are currently sold short. Learn More on Sera Prognostics' current short interest. What is a good short interest ratio for Sera Prognostics? 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. SERA shares currently have a short interest ratio of 7.0. Learn More on Sera Prognostics's short interest ratio. Which institutional investors are shorting Sera Prognostics? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Sera Prognostics: 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 Sera Prognostics? 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. 3.36% of Sera Prognostics' floating shares are currently sold short. Is Sera Prognostics' short interest increasing or decreasing? Sera Prognostics saw a decline in short interest in the month of April. As of April 15th, there was short interest totaling 786,000 shares, a decline of 18.2% from the previous total of 960,700 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 Sera Prognostics' float size? Sera Prognostics currently has issued a total of 37,664,000 shares. Some of Sera Prognostics' 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. Sera Prognostics currently has a public float of 23,410,000 shares. How does Sera Prognostics' short interest compare to its competitors? 3.36% of Sera Prognostics' shares are currently sold short. Here is how the short interest of companies in the industry of "healthcare" compare to Sera Prognostics: Auna SA (0.64%), Fortrea Holdings Inc. (6.75%), Talkspace, Inc. (3.20%), Celcuity Inc. (6.40%), Enhabit, Inc. (3.29%), InnovAge Holding Corp. (1.30%), Personalis, Inc. (6.51%), Viemed Healthcare, Inc. (0.99%), LifeMD, Inc. (17.45%), DocGo Inc. (7.59%), 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 Sera Prognostics stock? Short selling SERA is an investing strategy that aims to generate trading profit from Sera Prognostics as its price is falling. SERA shares are trading up $0.01 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 Sera Prognostics? A short squeeze for Sera Prognostics 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 SERA, which in turn drives the price of the stock up even further. How often is Sera Prognostics' 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 SERA, twice per month. The most recent reporting period available is April, 15 2025. More Short Interest Resources from MarketBeat Related Companies Auna Short Interest Data Fortrea Short Interest Data Talkspace Short Interest Data Celcuity Short Interest Data Enhabit Short Interest Data InnovAge Short Interest Data Personalis Short Interest Data Viemed Healthcare Short Interest Data LifeMD Short Interest Data DocGo 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:SERA) 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 | SponsoredElon Set to Shock the World by May 1st ?Tech legend Jeff Brown recently traveled to the industrial zone of South Memphis to investigate what he believ...Brownstone Research | SponsoredThis Is How Empires FallThe headlines scream tariffs and export bans — but the real damage is happening in retirement portfolios. 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Meme coin inv...Stansberry Research | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Sera Prognostics, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Sera Prognostics With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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