An index fund is a mutual fund or ETF composed to match the composition of a benchmark stock index and mirror its performance. For example, The Vanguard Russel 2000 ETF is composed of the same ...

A blue-chip index seeks to track the performance of financially stable, well-established companies that provide investors with consistent returns.

Jams or sudden stops during an indexer's moving periods can subject its drivetrain to damaging torques. A few setups prevent damage in such situations.

Despite the well-known advantages of indexing to investors, they add under-appreciated costs to the ecosystem: specifically, index zombies that underperform can continue to hang around as they don ...