XOMA (XOMAO) Insider Trading & Ownership $25.53 +0.13 (+0.51%) Closing price 08/5/2025 03:47 PM EasternExtended Trading$25.53 0.00 (0.00%) As of 08/5/2025 04:04 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 Insider Trades Stock AnalysisChartCompetitorsDividendHeadlinesInsider TradesSEC FilingsShort InterestTrendsBuy This Stock XOMA (NASDAQ:XOMAO) Insider Buying and Selling ActivityNumber OfInsiders Buying(Last 3 Years)3Amount OfInsider Buying(Last 3 Years)$1.78MNumber OfInsiders Selling(Last 3 Years)0 Get XOMAO Insider Trade Alerts Want to know when executives and insiders are buying or selling XOMA stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address XOMAO Insider Buying and Selling by Quarter XOMA Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails5/31/2023Bradley SitkoCIOBuy1,500$17.13$25,695.00 5/23/2023Bradley SitkoCIOBuy850$19.00$16,150.00 5/23/2023Owen HughesCEOBuy968$23.46$22,709.28 5/19/2023Bradley SitkoCIOBuy1,000$19.50$19,500.00 5/15/2023Bradley SitkoCIOBuy1,500$23.40$35,100.00 5/12/2023Bradley SitkoCIOBuy2,000$18.99$37,980.00 1/5/2023Bvf Partners L P/IlDirectorBuy19,000$18.39$349,410.00 9/26/2022Bvf Partners L P/IlDirectorBuy6,360$16.83$107,038.80 9/23/2022Bvf Partners L P/IlDirectorBuy16,600$16.50$273,900.00 9/16/2022Bvf Partners L P/IlDirectorBuy24,293$17.89$434,601.77 Get Insider Trades Delivered To Your InboxEnter your email address below to receive a concise daily summary of insider buying activity, insider selling activity and changes in hedge fund holdings. 9/14/2022Bvf Partners L P/IlDirectorBuy26,441$17.25$456,107.25 (Data available from 1/1/2013 forward) XOMAO Insider Trading Activity - Frequently Asked Questions Who is on XOMA's Insider Roster? The list of insiders at XOMA includes Bradley Sitko, Bvf Partners L P/Il, and Owen Hughes. Learn more on insiders at XOMAO. XOMA Key ExecutivesMr. Owen P. Hughes Jr. (Age 49)CEO & Director Compensation: $193.75kMr. Thomas M. Burns (Age 50)Senior VP of Finance & CFO Compensation: $759.24kMr. Brad Sitko (Age 43)Chief Investment Officer Compensation: $867.08k More Insider Trading Tools from MarketBeat Related Companies BTMDW Insider Trades CALA Insider Trades CLVRW Insider Trades COCP Insider Trades FBIOP Insider Trades NTHI Insider Trades NEXI Insider Trades Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles Strategy Insiders Buy In While Analysts Predict Big UpsideThe Bottom Is in For These 3 Small-Cap Stocks Insiders Are Buying3 Catalysts Driving Plug Power’s Turnaround CaseInsider Selling Hits Market Leaders—Should You Be Worried?Insiders Spent Millions on These 3 Stocks Over the Past 2 Months This page (NASDAQ:XOMAO) was last updated on 8/6/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | Sponsored[Warning] Buffett Indicator hits new All-Time-HighWarren Buffett has leaned on one key indicator for decades—and it just hit an all-time high. 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