If the shares were not suspended in Sep 2018, the share price...

If the shares were not suspended in Sep 2018, the share price might have gone up significantly when the acquisition deal was released. Investors might buy it at a very high price in September 2018 and subsequently. When investors found out that the deal did not go through up to now, the share price were more likely to drop drastically. If today the shares are still trading, many investors might have already suffered huge losses.