According to the ETF Finder at ETF Channel, MTRX makes up 4.02% of the Vanguard Small-Cap ETF ( AMEX: VB )which is trading lower by about 1.4% on the day Thursday.
According to the ETF Finder at ETF Channel, CALM makes up 7.12% of the Vanguard Small-Cap ETF ( AMEX: VB )which is trading lower by about 1.4% on the day Thursday.
According to the ETF Finder at ETF Channel, ZINC makes up 5.57% of the Vanguard Small-Cap ETF ( AMEX: VB )which is trading lower by about 1.1% on the day Thursday.