Shares in engineering and investments group GRD Ltd jumped almost 8 per cent today, up 16 cents to $2.20 each, after newspaper reports revealed it had been the latest subject of interest from investment bank Macquarie Bank.

Shares in engineering and investments group GRD Ltd jumped almost 8 per cent today, up 16 cents to $2.20 each, after newspaper reports revealed it had been the latest subject of interest from investment bank Macquarie Bank.