The price indexes are price returns, which do not reinvest dividends. Copyright, 2014, Wilshire Associates Incorporated . Reprinted with permission. More information about the various indexes from Wilshire Associates can be found at http://www.wilshire.com/Indexes/.
Source: Wilshire Associates
Release: Wilshire Indexes
Wilshire Associates, Wilshire US Mid-Cap Price Index© [WILLMIDCAPPR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/WILLMIDCAPPR/, September 5, 2015.