XOMA Royalty (XOMA) Short Interest Ratio & Short Volume $41.82 -0.16 (-0.38%) Closing price 04:00 PM EasternExtended Trading$41.86 +0.05 (+0.11%) As of 04:10 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 Massive. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock XOMA Royalty Short Interest OverviewAs of April 30, 2026, XOMA Royalty (XOMA) had a short interest of 840,952 shares sold short, representing 7.75% of the public float. This marks a -31.51% decrease in short interest since the prior report. The short interest ratio (days to cover) is 1.5, meaning it would take 1.5 days of the average trading volume of 343,530 shares to cover all short positions.Current Short Interest840,952 sharesPrevious Short Interest1,227,843 sharesChange Vs. Previous Month-31.51%Dollar Volume Sold Short$34.43 millionShort Interest Ratio1.5 Days to CoverLast Record DateApril 30, 2026Outstanding Shares12,540,000 sharesShort Percent of Float7.75%Today's Trading Volume52,218 sharesAverage Trading Volume343,530 sharesToday's Volume Vs. Average15% Short Selling XOMA Royalty? Sign up to receive the latest short interest report for XOMA Royalty and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartXOMA Short Interest Over TimeXOMA Days to Cover Over TimeXOMA Percentage of Float Shorted Over Time XOMA Royalty Tesla Short Interest History & Recent Changes ExportReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/2026840,952 shares $34.43 million -31.5%7.7%1.48 $40.94 4/15/20261,227,843 shares $49.27 million -12.2%11.3%7.4 $40.13 3/31/20261,397,743 shares $43.85 million +2.7%12.9%13.61 $31.37 3/13/20261,360,491 shares $35.89 million -1.3%12.3%9.59 $26.38 2/27/20261,378,226 shares $35.19 million +1.6%12.0%11.56 $25.53 2/13/20261,356,199 shares $32.56 million +29.0%11.8%5.54 $24.01 1/30/20261,051,282 shares $26.98 million +27.4%9.1%1.34 $25.66 1/15/2026824,924 shares $23.75 million +56.7%7.2%0.95 $28.79 12/31/2025526,343 shares $14.00 million +9.1%4.6%2.23 $26.59 12/15/2025482,452 shares $12.30 million +31.7%4.2%5.18 $25.49 Get the Latest News and Ratings for XOMA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for XOMA Royalty and its competitors with MarketBeat's FREE daily newsletter. 11/28/2025366,222 shares $11.82 million +12.9%3.2%5.5 $32.27 11/14/2025324,284 shares $10.58 million +20.8%3.0%7.63 $32.64 10/31/2025268,349 shares $8.85 million +5.2%2.4%6.35 $32.98 10/15/2025255,100 shares $9.54 million -1.4%2.3%5 $37.39 9/30/2025258,700 shares $9.97 million -0.3%N/A5.2 $38.54 9/15/2025259,500 shares $9.82 million -1.9%N/A4.6 $37.86 8/31/2025264,400 shares $8.59 million -10.9%2.4%4.5 $32.47 8/15/2025296,800 shares $9.31 million +7.3%N/A5.5 $31.37 7/31/2025276,500 shares $6.88 million -13.3%2.5%5.2 $24.88 7/15/2025318,900 shares $8.37 million -99.2%N/A6.2 $26.26 6/30/202540,600,000 shares $1.02 billion +24,066.7%373.2%2.3 $25.20 6/15/2025168,000 shares $4.01 million -11.5%1.5%4.2 $23.85 5/31/2025189,800 shares $4.67 million +7.4%1.7%5.9 $24.63 5/15/2025176,800 shares $4.76 million -11.2%1.6%5.4 $26.90 4/30/2025199,200 shares $4.79 million +22.7%N/A7.7 $24.04 4/15/2025162,300 shares $3.38 million +8.9%1.5%4.5 $20.80 3/31/2025149,000 shares $2.97 million -7.6%1.4%3.7 $19.93 3/15/2025161,200 shares $3.29 million -7.8%1.5%3.9 $20.43 2/28/2025174,900 shares $3.97 million +1.9%1.6%4.3 $22.70 2/15/2025171,700 shares $4.59 million +7.5%1.6%4.2 $26.76 1/31/2025159,800 shares $4.25 million -8.0%N/A3.8 $26.61 1/15/2025173,700 shares $4.88 million +15.3%N/A4.2 $28.12 12/31/2024150,700 shares $3.96 million +8.4%N/A5.1 $26.28 12/15/2024139,000 shares $3.77 million +23.5%N/A4.8 $27.15 11/30/2024112,600 shares $3.77 million -13.7%N/A4.1 $33.45 11/15/2024130,400 shares $3.94 million -24.8%N/A5 $30.21 10/31/2024173,300 shares $5.23 million -23.5%N/A7.8 $30.20 10/15/2024226,400 shares $6.50 million -7.5%N/A10.4 $28.70 9/30/2024244,800 shares $6.48 million +0.2%N/A10.4 $26.48 9/15/2024244,400 shares $7.08 million No ChangeN/A9.3 $28.98$30 stock to buy before Starlink goes public (WATCH NOW!) 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No credit card is required to get the ticker.Watch the free video to get the ticker today. 8/31/2024244,400 shares $7.15 million -5.8%N/A9.6 $29.25 8/15/2024259,400 shares $7.22 million -3.6%N/A11.1 $27.82 7/31/2024269,200 shares $7.20 million -2.9%N/A12.2 $26.76 7/15/2024277,300 shares $7.48 million +14.5%N/A14.6 $26.97 6/30/2024242,100 shares $5.74 million -3.1%N/A14.3 $23.69 6/15/2024249,800 shares $6.31 million -6.6%N/A18.1 $25.28 5/31/2024267,500 shares $6.90 million +10.0%N/A18.8 $25.79 5/15/2024243,200 shares $6.01 million -10.4%N/A16 $24.71 4/30/2024271,400 shares $6.88 million -3.7%N/A15.7 $25.34 4/15/2024281,800 shares $6.86 million +2.7%N/A14.7 $24.34 3/31/2024274,400 shares $6.60 million -0.2%N/A12.9 $24.05 3/15/2024274,800 shares $7.23 million -5.8%N/A11.2 $26.32 2/29/2024291,600 shares $7.09 million -0.5%N/A11.2 $24.31 2/15/2024293,000 shares $6.50 million -8.6%N/A10.6 $22.18 1/31/2024320,700 shares $6.40 million +13.1%N/A12.1 $19.97 1/15/2024283,600 shares $5.72 million -2.1%N/A9.1 $20.16 12/31/2023289,700 shares $5.36 million +18.3%N/A9.3 $18.50 12/15/2023244,800 shares $3.86 million -18.6%N/A8.6 $15.75 11/30/2023300,700 shares $4.46 million -3.6%N/A11.7 $14.84 11/15/2023311,800 shares $4.95 million -24.3%N/A12.7 $15.86 10/31/2023411,600 shares $7.76 million -14.2%N/A17.5 $18.85 10/15/2023479,500 shares $7.96 million -8.6%N/A23.2 $16.61 9/30/2023524,500 shares $7.39 million -17.7%N/A26.2 $14.09 9/15/2023637,500 shares $11.29 million -5.5%N/A26.8 $17.71 8/31/2023674,600 shares $9.46 million +8.6%N/A16.4 $14.02 8/15/2023621,000 shares $9.62 million -19.1%N/A13.5 $15.49 7/31/2023767,700 shares $12.09 million -2.9%N/A15.6 $15.75 7/15/2023790,800 shares $13.09 million -1.1%N/A15.6 $16.55 6/30/2023799,500 shares $15.10 million +27.0%N/A15.8 $18.89 6/15/2023629,800 shares $10.80 million +5.1%N/A12.5 $17.15 5/31/2023599,500 shares $10.19 million +5.1%N/A18.6 $17.00 5/15/2023570,400 shares $11.44 million +1.9%N/A19.9 $20.06 4/30/2023560,000 shares $10.30 million -0.7%N/A19 $18.39 4/15/2023563,800 shares $11.09 million +9.0%N/A18.6 $19.67 3/31/2023517,200 shares $10.92 million +10.7%N/A16.6 $21.11 3/15/2023467,200 shares $9.50 million +6.6%N/A15.6 $20.33 2/28/2023438,500 shares $9.33 million +2.8%N/A14.8 $21.28 2/15/2023426,400 shares $9.04 million +1.9%N/A14.8 $21.20 1/31/2023418,300 shares $8.49 million -1.3%N/A15.3 $20.29 1/15/2023423,700 shares $9.52 million +13.8%N/A19.3 $22.47 12/30/2022372,200 shares $6.85 million +11.0%N/A17 $18.40 12/15/2022335,300 shares $6.33 million -3.8%N/A18.9 $18.89 11/30/2022348,500 shares $7.38 million -1.0%N/A15.2 $21.17 11/15/2022351,900 shares $6.44 million +1.1%N/A14.4 $18.29 10/31/2022348,200 shares $5.77 million -2.2%N/A12.7 $16.56 10/15/2022356,000 shares $5.97 million -3.6%N/A11.8 $16.78 9/30/2022369,400 shares $6.62 million -3.4%N/A11.1 $17.91 9/15/2022382,500 shares $6.99 million +5.0%N/A7.4 $18.27 8/31/2022364,200 shares $7.24 million +23.5%N/A7.2 $19.88 8/15/2022294,900 shares $5.61 million +1.3%N/A5.5 $19.03$30 stock to buy before Starlink goes public (WATCH NOW!) 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No credit card is required to get the ticker.Watch the free video to get the ticker today. 7/31/2022291,200 shares $6.84 million -13.2%3.8%5.3 $23.50 7/15/2022335,300 shares $9.91 million -3.3%4.3%5.9 $29.56 6/30/2022346,700 shares $7.72 million -27.3%4.5%6.4 $22.28 6/15/2022477,100 shares $8.35 million +4.2%6.2%9.4 $17.51 5/31/2022458,000 shares $8.34 million +10.0%N/A12.3 $18.21 5/15/2022416,400 shares $7.17 million +10.9%N/A12.1 $17.21 4/30/2022375,600 shares $7.22 million +0.3%N/A12.5 $19.23 4/15/2022374,500 shares $9.07 million -3.2%N/A14.3 $24.21 3/31/2022386,900 shares $10.83 million -19.9%3.4%14 $27.98 3/15/2022483,200 shares $12.64 million -5.9%4.3%17.7 $26.15 2/28/2022513,200 shares $11.25 million -2.4%4.8%20.6 $21.93 2/15/2022525,800 shares $10.57 million +3.7%4.9%22.1 $20.11 1/31/2022507,100 shares $10.51 million +2.2%4.7%22.9 $20.72 1/15/2022496,200 shares $11.08 million +2.3%4.6%23 $22.32 12/31/2021485,000 shares $10.11 million +36.4%4.5%24.7 $20.85 12/15/2021355,700 shares $7.49 million +13.7%3.3%17.5 $21.05 11/30/2021312,900 shares $6.42 million +6.9%2.9%14.8 $20.51 11/15/2021292,700 shares $7.67 million -6.6%2.7%12.5 $26.21 10/29/2021313,500 shares $7.84 million +1.4%2.9%12.9 $25.00 10/15/2021309,200 shares $7.97 million -16.0%2.9%12.5 $25.79 9/30/2021368,100 shares $9.11 million -3.6%3.4%15.1 $24.75 9/15/2021381,900 shares $9.29 million +0.0%3.6%13.7 $24.32 8/31/2021381,800 shares $11.88 million +6.3%3.6%13.8 $31.12 8/13/2021359,100 shares $10.60 million -4.3%3.4%14.5 $29.52 7/30/2021375,200 shares $12.16 million +3.4%3.5%15 $32.40 7/15/2021362,900 shares $11.71 million +7.1%3.4%12.9 $32.28 6/30/2021338,900 shares $11.52 million -5.3%3.2%11.4 $34.00 6/15/2021358,000 shares $10.99 million +4.3%3.4%7 $30.71 5/28/2021343,400 shares $10.12 million +6.6%3.2%6.4 $29.47 XOMA Short Interest - Frequently Asked Questions What is XOMA Royalty's current short interest? Short interest is the volume of XOMA Royalty shares that have been sold short but have not yet been closed out or covered. As of April 30th, traders have sold 840,952 shares of XOMA short. 7.75% of XOMA Royalty's shares are currently sold short. Learn More on XOMA Royalty's current short interest. What is a good short interest ratio for XOMA Royalty? 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. XOMA shares currently have a short interest ratio of 1.5. Learn More on XOMA Royalty's short interest ratio. What is a good short interest percentage for XOMA Royalty? 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. 7.75% of XOMA Royalty's floating shares are currently sold short. Is XOMA Royalty's short interest increasing or decreasing? XOMA Royalty saw a drop in short interest in the month of April. As of April 30th, there was short interest totaling 840,952 shares, a drop of 31.5% from the previous total of 1,227,843 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. How does XOMA Royalty's short interest compare to its competitors? 7.75% of XOMA Royalty's shares are currently sold short. Here is how the short interest of companies in the sector of "medical" compare to XOMA Royalty: Innoviva, Inc. (8.66%), Novavax, Inc. (30.39%), Zenas BioPharma, Inc. (24.25%), Lexicon Pharmaceuticals, Inc. (6.25%), MannKind Corporation (9.88%), OPKO Health, Inc. (8.89%), Geron Corporation (12.00%), Ironwood Pharmaceuticals, Inc. (11.67%), Rigel Pharmaceuticals, Inc. (23.76%), Crescent Biopharma, Inc. (9.52%), 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 ($86.09 billion), Invesco QQQ ($39.89 billion), iShares Russell 2000 ETF ($26.13 billion), Western Digital Corporation ($12.66 billion), Salesforce Inc. ($12.29 billion), Sandisk Corporation ($11.87 billion), SPDR S&P Biotech ETF ($9.82 billion), Lumentum Holdings Inc. ($8.51 billion), iShares 20+ Year Treasury Bond ETF ($7.76 billion), and Bloom Energy Corporation ($7.40 billion). View all of the most shorted stocks. What does it mean to sell short XOMA Royalty stock? Short selling XOMA is an investing strategy that aims to generate trading profit from XOMA Royalty as its price is falling. XOMA shares are trading up $0.44 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 XOMA Royalty? A short squeeze for XOMA Royalty 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 XOMA, which in turn drives the price of the stock up even further. How often is XOMA Royalty'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 XOMA, twice per month. The most recent reporting period available is April, 30 2026. What do XOMA's short interest metrics mean? Understanding short interest metrics can help you assess how traders are positioning around a stock like XOMA:Shares Sold Short: The total number of shares that have been sold by short sellers but have not yet been covered or closed out. A high number may indicate bearish sentiment.Short Float: The percentage of a company’s publicly available shares (or "float") that are sold short. A higher short float suggests a greater portion of the stock is being bet against.Days to Cover (Short Interest Ratio): This estimates how many days it would take short sellers to cover their positions, based on average daily trading volume. Higher values can signal potential for a short squeeze if buying pressure increases.These metrics are often used by traders to gauge sentiment, volatility risk, and the potential for price movements based on short covering activity. More Short Interest Resources from MarketBeat Related Companies XOMA Short Interest Innoviva Short Interest Novavax Short Interest Zenas BioPharma Short Interest Lexicon Pharmaceuticals Short Interest MannKind Short Interest OPKO Health Short Interest Geron Short Interest Ironwood Pharmaceuticals Short Interest Rigel Pharmaceuticals Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:XOMA) was last updated on 5/21/2026 by MarketBeat.com Staff. 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