Short answer

You can view the 52-week high and low in the Fundamentals section after adding the instrument to your Marketwatch.

On Arrow app

Add the instrument to Marketwatch.

Tap on the instrument.

Tap on Fundamentals.

On Arrow web

Add the instrument to the Marketwatch.

Click on More.

Click on Fundamentals.

The high and low of an instrument for the day are displayed in the market depth.