"Yes, we are seeing strong demand. No, we're not seeing particular stockpiling of things, of toilet paper," Chief Executive Tim Steiner told reporters.

"We are continuing to trade at peak volumes every day which is a very strong sales pattern, hence the upgrade we've announced today," he said.

Steiner was talking after Ocado said it would buy two robotics companies for a total of $287 million and also upgraded its full-year earnings outlook.

(Reporting by James Davey, Editing by Paul Sandle)