Globally 12 billion working days are lost each year due to depression and anxiety, costing around $1 trillion in lost productivity, according to the second annual report from the CCLA Corporate.

The benchmark evaluates how global companies manage workplace mental health, grading them across five tiers based on their commitments and reporting.

This year's report, which analysed 110 of the world's largest listed companies, found that only 17 percent of them showcased evidence of a chief...