In 1988, Allan Ng was charged with insider trading for causing FCI on 8 October 1986 to purchase 1 million shares in Sealion, (later renamed as First Capital Corporation Limited) while having prior knowledge that Sealion had requested the Stock Exchange of Singapore to lift the suspension of trading of its shares.
In 1988, Allan Ng was implicated in insider trading for causing FCI on October 8, 1986, resulting in his acquisition of 1 million shares in Sealion prior to being aware that the company had requested the Stock Exchange of Singapore to rescind its suspension on share trading.