Bangladesh, July 17 -- The stock market regulator BSEC approved on Tuesday public issue rules, raising the lock-in period for placement shares to two years from one year earlier.

The approval came at a meeting held at the Bangladesh Securities and Exchange Commission office in Dhaka.

A lock-in period is a predetermined amount of time after an initial public offering (IPO), during which large stakeholders are restricted from selling their shares.

On the other hand, placement shares denote pre-IPO capital raising.

The securities regulator brought a number of changes to the public issue rules 2015.

According to the new public issue rules, the lock-in period will be counted from the date of commencement of trading, instead of the prospectu...