Tuesday, April 17, 2007, at 8:30 a.m. ET (7:30 a.m. CT)

    OMAHA, NEB., April 3 /CNW/ - TD AMERITRADE Holding Corporation
(NASDAQ:AMTD) will hold its quarterly conference call to discuss fiscal second
quarter results and related matters on Tuesday, April 17, 2007, at 8:30 a.m.
Eastern Time (7:30 a.m. Central Time).

    Participants may listen to the conference call by dialing 1-800-819-9193.
The Company will Webcast the call through its corporate Web site,
www.amtd.com.

    As the Company will discuss a number of financial metrics, participants
are encouraged to download the slides associated with the presentation from
the Web site before the start of the call. A podcast and an archived version
of the presentation, including the materials discussed, will be available
following the call.

    AMTD - G

    About TD AMERITRADE Holding Corporation

    TD AMERITRADE Holding Corporation, through its brokerage subsidiaries(1)
provides a dynamic balance of investment products and services that further
the Independent Spirit of individual investors. Listed by Barron's as the #1
Web-based broker and Forbes as one of America's best big companies, the
Company's full spectrum of services include a leading active trader program
and long-term investor solutions, including a national branch system, as well
as relationships with one of the largest networks of independent registered
investment advisors.(2) The Company's common stock trades under the ticker
symbol AMTD. For more information, please visit www.amtd.com.

    (1)TD AMERITRADE, Inc., member NASD (link to www.NASD.com) /SIPC
(www.SIPC.gov), receives clearing and custodial services from TD AMERITRADE
Clearing, Inc., member NASD/SIPC, and National Investor Services Corporation
(NISC), member NASD/SIPC. TD AMERITRADE, TD AMERITRADE Clearing, Inc., and
NISC are subsidiaries of TD AMERITRADE Holding Corporation.

    (2)"The Best Web Browser-Based Online Broker" by Barron's, 3/5/2007 based
on Trade Experience, Trading Technology, Usability, Range of Offerings,
Research Amenities, Portfolio Analysis & Reports, Customer Service & Access,
and Costs Barron's is a registered trademark of Dow Jones, L.P. More info on
the Forbes award is available at www.forbes.com/platinum.

For further information: TD AMERITRADE Holding Corporation Kim Hillyer,
402-827-8654 Manager Communications and Public Affairs
kim.hillyer@tdameritrade.com or Tim Nowell, 402-597-8440 Director Investor
Relations timothy.nowell@tdameritrade.com