Microbix Biosystems (MBX) Insider Trading & Ownership C$0.25 +0.01 (+4.17%) As of 05/22/2026 03:15 PM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesBuy This Stock Microbix Biosystems (TSE:MBX) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage14.00%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)C$35.60KNumber OfInsiders Selling(Last 12 Months)0 Get MBX Insider Trade Alerts Want to know when executives and insiders are buying or selling Microbix Biosystems stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Subscribe Now 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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MBX Insider Buying and Selling by Quarter Microbix Biosystems 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 Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails12/29/2025Martin MarinoDirectorBuy52,500C$0.24C$12,600.0012/22/2025Martin MarinoDirectorBuy100,000C$0.23C$23,000.00 (Data available from 1/1/2013 forward) MBX Insider Trading Activity - Frequently Asked Questions Who is on Microbix Biosystems' Insider Roster? The list of insiders at Microbix Biosystems includes Bo Hollas, Cameron Lionel Groome, Jennifer Anne Stewart, Mark Adrian Luscher, Martin Marino, Microbix Biosystems Inc., Philip Jonathan Casselli, and Steven Trevor Hagerman. Learn more on insiders at MBX. What percentage of Microbix Biosystems stock is owned by insiders? 14.00% of Microbix Biosystems stock is owned by insiders. Learn more on MBX's insider holdings. Which Microbix Biosystems insiders have been buying company stock? The following insiders have purchased MBX shares in the last 24 months: Martin Marino (C$35,600.00), and Microbix Biosystems Inc. (C$204,122.06). How much insider buying is happening at Microbix Biosystems? Insiders have purchased a total of 752,859 MBX shares in the last 24 months for a total of C$239,722.06 bought. Which Microbix Biosystems insiders have been selling company stock? The following insiders have sold MBX shares in the last 24 months: Bo Hollas (C$73,500.00), Cameron Lionel Groome (C$159,276.00), Mark Adrian Luscher (C$32,995.15), and Philip Jonathan Casselli (C$21,000.00). How much insider selling is happening at Microbix Biosystems? Insiders have sold a total of 696,750 Microbix Biosystems shares in the last 24 months for a total of C$286,771.15 sold. More Insider Trading Tools from MarketBeat Related Companies Sernova Insider Trading Medicenna Therapeutics Insider Trading Hemostemix Insider Trading Innovotech Insider Trading Kane Biotech Insider Trading Quest PharmaTech Insider Trading 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 Latest Articles 3 Dividend Stocks With Insiders Buying in 2026Insider Buying Says Upstart Isn’t Down for the CountInsider Trades: Okta and Abbott See Buys, Micron Insiders SellMarketBeat Week in Review – 05/04 - 05/08BlackBerry Rewrites Its Own Operating System This page (TSE:MBX) was last updated on 5/24/2026 by MarketBeat.com Staff. From Our PartnersHey, it's Jon Najarian. The SpaceX IPO is right around the corner. 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