The term Wilshire US Mid Cap Growth Index refers to a composite that includes mid-sized capitalization companies located in the United States that also exhibit growth characteristics. The Wilshire US Mid Cap Growth is published and maintained by Wilshire Associates.
The Wilshire US Mid Cap Index consists of 500 companies contained in the Wilshire 5000 that rank from 501 to 1,000 in terms of market capitalization. The index is a composite of securities (primary equity, common stock, REIT, or Limited Partnership) that have a primary market listing in the United States. The Wilshire US Mid Cap Growth Index is a subset of those securities appearing in the Wilshire US Mid Cap Index. At the time of writing, there were 280 companies in this index. The securities placed in the index exhibit growth characteristics as determined by their projected price-to-earnings ratio, projected earnings growth, price-to-book ratio, dividend yield, trailing revenue growth, and trailing earnings growth.
First published in 1996, the index is rebalanced every six months. The Wilshire US Mid Cap Growth is a float-adjusted, market capitalization-weighted index. The performance of this index can be monitored via the stock ticker symbol W5KMCG.