This can be attributed to the large number of customers switching to Charles Schwab from its competitors during that period.

FORBES: Chuck Looks To Be Worth A Jackson

Not to be outdone by recent announcements from competitors BlackRock and Charles Schwab, Vanguard Group announced its own take on the fee battles currently roiling index mutual funds and ETFs.

FORBES: Fee Fighting the Vanguard Way

Discount brokerages such as Charles Schwab and TD Ameritrade are likely competitors.

FORBES: Personal Capital Launches Financial Adviser Service From Former Intuit CEO