SCHEDULE 14A
                               (Rule 14a-101)

                  INFORMATION REQUIRED IN PROXY STATEMENT

                          SCHEDULE 14A INFORMATION
        Proxy Statement Pursuant to Section 14(a) of the Securities
                   Exchange Act of 1934 (Amendment No. )

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[  ]  Definitive Proxy Statement                         Rule 14a-6(e)(2))
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[  ]  Soliciting Material
      Under Rule 14a-12


                 Chicago Mercantile Exchange Holdings Inc.
           -----------------------------------------------------
              (Name of Registrant as Specified in Its Charter)


           -----------------------------------------------------
  (Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

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         The following communication, dated March 9, 2002, was distributed
to owners of shares of Class B-2 common stock of Chicago Mercantile
Exchange Holdings Inc.:

[DRW TRADING GROUP LOGO]
DRW INVESTMENTS, LLC
311 SOUTH WACKER DRIVE, SUITE 900
CHICAGO, IL 60606 USA
T312.542.1000
F312.542.1084

March 9, 2002



Dear B-2 Shareholder:

         I am writing in support of Patrick Lynch's candidacy for the B-2
(IMM division) of the Chicago Mercantile Exchange's Board of Directors. As
a liquidity provider in the Eurodollar quadrant, I have developed a strong
respect for Pat's leadership. I am consistently impressed by his fair and
honest interactions with all members of our trading community. As a
Director, Pat demonstrates the ability to listen, ask diligent questions
and respond accordingly to exchange members. Perhaps most striking is his
consistency in advocating and promoting the right decision, regardless of
the popular opinion. Without fail, Pat places the interests of the entire
exchange membership ahead of any one individual or group. This unparalleled
integrity drives my support of Pat as the clear candidate to help all of us
achieve success as our exchange continues its transformation.

         As you well know, the exchange is experiencing significant change.
As this evolution continues, we need to have insightful leadership to
remain competitive. I am confident Pat will continue to be an integral and
effective part of this leadership, enabling us, as members, to realize the
benefits of opportunities to come.

         Moreover, Pat understands the strengths of our exchange, including
its most prominent attribute: the ability to continuously provide
liquidity. Pat has proven his ability to balance the difficult task of both
protecting our current franchise and developing new ideas to enhance our
strengths. Given his record, I am confident Pat will continue to represent
all of our interests in a manner cognizant of the dynamics of the times.

         I am support Patrick Lynch as a candidate for the B-2 (IMM
division) of the Chicago Mercantile Exchange's Board of Directors, and I
encourage you to do so as well.

                                     Sincerely,


                                     /s/ Donald R. Wilson
                                     Donald R. Wilson, Jr.


                                   ******
On March 12, 2002, Chicago Mercantile Exchange Holdings Inc. filed a
definitive proxy statement with the Securities and Exchange Commission
("SEC") regarding the Annual Meeting of Shareholders to be held on April
17, 2002. Shareholders of Chicago Mercantile Exchange Holdings Inc. are
urged to read the definitive proxy statement and any other relevant
materials filed by Chicago Mercantile Exchange Holdings Inc. with the SEC
because they contain, or will contain, important information about Chicago
Mercantile Exchange Holdings Inc. and the Annual Meeting. The definitive
proxy statement and other relevant materials (when they become available),
and any other documents filed by Chicago Mercantile Exchange Holdings Inc.
with the SEC, may be obtained free of charge at the SEC's web site at
www.sec.gov. In addition, shareholders may obtain free copies of these
documents by contacting Chicago Mercantile Exchange Holdings Inc.,
Shareholder Relations and Membership Services, 30 South Wacker Drive,
Chicago, Illinois 60606. Shareholders are urged to read the definitive
proxy statement and the other relevant materials (when they become
available) before making any voting decision with respect to matters to be
acted on at the Annual Meeting.

The preceeding letter was prepared and distributed solely by its author.
The views and opinions expressed therein are solely those of the author and
do not necessarily reflect the views or opinions of Chicago Mercantile
Exchange Holdings Inc. or its directors, officers or employees, nor have
these views or opinions been approved or sanctioned by any of them.