NEW YORK: As the US stock market remained closed for a second straight day on Tuesday, IR and financial communications executives were busy helping companies devise contingency plans.

Some companies, including Pfizer, Thomson Reuters, and McGraw-Hill decided to postpone their third-quarter earnings reports to later this week because of Hurricane Sandy.

Delaying an earnings report requires detailed communications plans, said James Palczynski, senior MD at ICR. For example, a company has to coordinate with the exchanges, the wire services that issue ...