(ShareCast News) - Share plc announced on Tuesday that its subsidiary, The Share Centre Ltd, sold 23,727 of the shares it held in London Stock Exchange Group on 23 June.It said the sale realised proceeds of £699,586.05, which will be used to "further strengthen" the company's balance sheet."The company continues to hold the remaining shares in the London Stock Exchange Group as a strategic investment given that the Share plc Group serves retail investors who play a key role in the market and is itself AIM quoted," the firm's board said in a statement.Share plc stock traded choppily for much of the session, and at 1540 BST was down 1.22% at 27.16p.