Shetron Limited has announced the closure of its trading window for insiders and designated persons. This measure is effective ahead of the company's upcoming second quarter financial results, which are yet to be announced. The window will reopen 48 hours after these results are declared, implemented to prevent insider trading. The company also stated that PANs of designated persons will be frozen by the depository for trading in shares during this closure period. The date for the Board Meeting to approve the financial results will be announced separately.