On April 29, 2016, Morningstar added a new Option Writing category to its U.S Retail Category system, and the Category Index is the CBOE S&P 500 BuyWrite Index (BXM).
In the May 7, 2016, Striking Price column in Barron’s, Steve Sears wrote --
"...THE OPTIONS INDUSTRY has taken a major step onto Main Street. Morningstar, which millions of individuals rely upon to evaluate mutual funds, has created a category for options-trading funds. The significance of this can’t be overstated.[...]