Investors want auditors to validate more of the information that companies share publicly.

That could include machine readable versions of financial reports, earnings reports, and other alternative performance measures that companies currently distribute to investors.

“Anything that could be validated,” should be reviewed by auditors to “provide some satisfaction to the governing bodies that all of that is working as it should, not just the debits and credits,” Robert Tarola, president of Right Advisory LLC, told the Public Company Accounting Oversight Board during a Nov. 8 meeting of its investor advisory group in Washington.

Tarola told the board that...