Karachi: A collective notice from several companies including National Foods Limited, EFU Life Assurance Limited, and Habib Bank Limited, among others, has been issued regarding the loss of various share certificates. According to information available from the Pakistan Stock Exchange (PSX), these incidents have prompted a general alert within the Pakistan Stock Exchange, advising members to exercise caution. Each company has provided a seven-day timeframe for objections to be raised before moving forward with issuing duplicates, underscoring ongoing concerns about document security in the financial sector.