Nanosonics shares lift after it tells ASX it can't explain high trading volumes

The news: Ultrasound manufacturer Nanosonics is trading higher after informing the ASX it is not aware of any news that could explain the intraday low it hit on Tuesday after trade volume significantly increased.

The numbers: Nanosonics shares were up 5.09% to $4.64 by 11:34am AEST. The company hit an intraday low of $4.22 on Tuesday, down from a closing price of $4.83 on Monday.

The context: In its response to a price query from the ASX, Nanosonics said on Wednesday it was not aware of any information not announced to the market that could explain the increased trading on Tuesday. It also said it had no other explanation for the share price move.

The company's shares surged on 20 March after it announced that it had received approval from the US Food and Drug Administration for its cleaning system for flexible endoscopes.