See: Leader Environmental Technologies chairman and deputy CTO facing insider trading probe
SGX RegCo requested the company to disclose any information that may explain the trading activity. It also asked Leader Environmental Technologies to confirm its compliance with the listing rules.
As at 2.30pm, shares in Leader Environmental Technologies are up 13.5% or 1 cent higher at 8.4 cents.
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In a filing after market close, Leader Environmental Technologies says it was "made aware" of a disposal of shares made by its executive director, Lin Baiyin. A separate announcement will be made in due course, adds the company.
In addition, the company confirmed its compliance with the listing rules.