Item 8.01. Other Events.

On June 9, 2009, thinkorswim Group Inc. ("thinkorswim") announced that thinkorswim's stockholders voted to approve the merger of thinkorswim with a wholly-owned subsidiary of TD AMERITRADE Holding Corporation ("TD AMERITRADE"). thinkorswim's stockholders also approved an amendment to thinkorswim's stock option plan to permit the grant of thinkorswim restricted stock units and a stock option exchange program that will permit thinkorswim's eligible employees and independent contractors to exchange certain thinkorswim options for restricted stock units, which will be assumed by TD AMERITRADE in the merger.

Attached hereto as Exhibit 99.1 is a copy of the press release.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

Exhibit Number Exhibit Title
99.1 Press Release issued on June 9, 2009.

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