TORONTO , April 28, 2021 /CNW/ - LAURION Mineral Exploration Inc. (TSXV: LME) (OTCPINK: LMEFF) ("LAURION" or the "Corporation") , at the request of the Market Surveillance group of the Investment Industry Regulatory Organization of Canada (IIROC), advises that the Corporation is not aware of any material undisclosed corporate developments and has no material change to report at this time that may be contributing to the level of trading activity of its shares.