Vanguard Extended Market Index Fund expenses

 examines the history of the fund's measurable expenses: the management fees and the commission ratio, which measures the cost of fund brokerage commission expense.

Transaction fee history

 * From inception (December 21, 1987) through 1995, the fund imposed a 1.00% transaction fee on purchases.
 * From 1996 through 1997, the fund imposed a 0.50% transaction fee on purchases.
 * From 1998 through 1999, the fund imposed a 0.25% transaction fee on purchases.
 * From 2000 forward the fund imposed no transaction fees.