Corero Network Security (CNS) Insider Trading & Ownership GBX 10 +0.25 (+2.56%) As of 10:43 AM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsHeadlinesInsider TradesBuy This Stock Corero Network Security (LON:CNS) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage77.54%Number OfInsiders Buying(Last 12 Months)2Amount OfInsider Buying(Last 12 Months)£3.81MNumber OfInsiders Selling(Last 12 Months)0 Get CNS Insider Trade Alerts Want to know when executives and insiders are buying or selling Corero Network Security stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address CNS Insider Buying and Selling by Quarter Corero Network Security 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 TransactionDetails7/18/2025Chris GouldenInsiderBuy220,264GBX 9£19,823.764/10/2025Carl HerbergerInsiderBuy246,095GBX 1,531£3,767,714.451/21/2025Carl HerbergerInsiderBuy106,530GBX 18£19,175.40 (Data available from 1/1/2013 forward) CNS Insider Trading Activity - Frequently Asked Questions Who is on Corero Network Security's Insider Roster? The list of insiders at Corero Network Security includes Carl Herberger, and Chris Goulden. Learn more on insiders at CNS. What percentage of Corero Network Security stock is owned by insiders? 77.54% of Corero Network Security stock is owned by insiders. Learn more on CNS's insider holdings. Which Corero Network Security insiders have been buying company stock? The following insiders have purchased CNS shares in the last 24 months: Carl Herberger (£3,786,889.85), and Chris Goulden (£19,823.76). How much insider buying is happening at Corero Network Security? Insiders have purchased a total of 572,889 CNS shares in the last 24 months for a total of £3,806,713.61 bought. Corero Network Security Key ExecutivesMr. Carl Wayne Herberger (Age 56)CEO & Director Mr. Philip Richards (Age 39)CFO, Company Secretary & Director Compensation: $93.16kMr. Robert Ashley Stephenson (Age 65)CTO & Executive Director Compensation: $458.56kMr. Joao MeloExecutive VP of Operations & Customer ServicesMr. Julian PalmerExecutive Vice President of EngineeringMs. Tanya AlfonsoChief Revenue Officer More Insider Trading Tools from MarketBeat Related Companies ADVT Insider Transactions ARR Insider Transactions VIP Insider Transactions WINV Insider Transactions EARN Insider Transactions 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 The 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 Months3 Small Caps Drawing Insider and Institutional Support This page (LON:CNS) was last updated on 7/24/2025 by MarketBeat.com Staff From Our PartnersElon Just Fired the IRS Agents Targeting Your SavingsElon Musk just fired 6,700 IRS agents — and exposed a war on your retirement. 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