Thinkorswim Advisors, Inc. (Chicago)


Thinkorswim Advisors, Inc. is a large advisory firm based in Chicago. It manages $210.24 million of regulatory assets for 366 client accounts. It has been registered with the SEC as an adviser since 2002 and has operated in the jurisdictions of Alabama, Alaska, Arizona, and 48 other states.

Thinkorswim Advisors provides portfolio management for individuals and small businesses and portfolio management for pooled investment vehicles. It doesn't provide financial planning services to its clients. On top of advisory services, the firm doesn't engage in other business activities.

Thinkorswim Advisors: assets under management

The assets under management (AUM) of Thinkorswim Advisors, Inc. is $210.24 million, all of which is managed in discretionary accounts. The firm's AUM has gone down by -36% since the beginning of its operation, and the company doesn't manage any assets belonging to foreign clients.


The firm manages $210.24 million in discretionary accounts. On average, the discretionary accounts where all decisions are made on behalf of the client hold $574.41 thousand each.

Fees & Commissions

The advisory firm has a single stream of revenue. Clients pay Thinkorswim Advisors, Inc. for their services and products based on a percentage of assets under management. Compensation based on assets under management promotes a long-term relationship between a client and the adviser and helps align mutual interests. These fees don’t include brokerage commissions, interest, taxes, and other account expenses.

Careers at Thinkorswim Advisors, Inc.

Tom Sosnoff has been acting as President since 1 May 1995. Steve Mark Quirk joined the executive team most recently as the President.

Direct owners and executive officers



Name Entity Date acquired Ownership Employer ID
Tom Sosnoff President 1 May 1995 50% - 75% 704235
Scott Daniel Sheridan Vice-president 1 May 1995 50% - 75% 2420659
Robert James Stapleton Chief executive officer 1 Mar 2002 Other 2581113
Inc. Thinkorswim Group Owners 1 Jun 2002 75% - 100% 04-3692455
William Joseph Gerber Treasurer 1 Jun 2009 Other 1769810
David Michael Kelley Vice president,director 1 Jun 2009 Other 5156714
Gilbert Russell Ott Secretary 1 Jun 2009 Other 877316
John Bradley Bunch Director 1 Jun 2009 Other 1908764
Steve Mark Quirk President 1 Mar 2011 Other 2728768

Indirect Owners

The SEC currently registers 4 indirect owners.

Name Entity Date acquired Ownership Employer ID
Tom Sosnoff Ceo, director 1 Jun 2002 25% - 50% 704235
Scott Daniel Sheridan President, director 1 Jun 2002 25% - 50% 2420659
Investools Inc. Indirect owner 1 Feb 2007 75% - 100% 76-0685039
Td Ameritrade Holding Corporation Indirect owner 1 Jun 2009 75% - 100% 82-0543156

Based in Chicago

The principal office where Thinkorswim Advisors, Inc. performs its advisory services is located at 600 West Chicago Avenue, Chicago, IL 60610, which is also the mailing address of the firm. An additional office of the firm is in Bloomfield Hills, MI. It doesn’t run an office outside of the United States.

You can reach the main office by calling the phone number 773-435-3210 or by fax 773-435-3232. The normal business hours are 8:00 a.m. to 5:00 p.m. on Monday - Friday.