ISCB was created on 2004-06-28 by iShares. The fund's investment portfolio concentrates primarily on small cap equity. The ETF currently has 268.13m in AUM and 1537 holdings. ISCB tracks a market-cap-weighted index of US small-cap stocks. The index selects stocks from 90-99.5% of market cap that fall into Morningstar's style categorization.