WINTRUST FINANCIAL
CORPORATION
727 North Bank Lane, Lake Forest,
Illinois 60045


FOR IMMEDIATE RELEASE
- ---------------------
February 4, 2003


FOR MORE INFORMATION CONTACT:
Edward J. Wehmer, President/CEO - Wintrust Financial Corporation,
(847) 615-4096
David A. Dykstra, Senior EVP/COO - Wintrust Financial Corporation,
(847) 615-4096
James P. Richter, Managing Director - Lake Forest Capital Management,
(847) 295-4072
Robert L. Meyers, Managing Director - Lake Forest Capital Management,
(847) 295-4075
S. A. Lincoln, Managing Director - Lake Forest Capital Management,
(847) 295-4074


              WINTRUST FINANCIAL CORPORATION COMPLETES ACQUISITION
              ----------------------------------------------------
                   OF LAKE FOREST CAPITAL MANAGEMENT COMPANY
                   -----------------------------------------

         LAKE  FOREST,  ILLINOIS -  Wintrust  Financial  Corporation  (Wintrust)
(Nasdaq:  WTFC)  announced  today the  completion  of its  previously  announced
acquisition  of Lake Forest  Capital  Management  Company.  Lake Forest  Capital
Management,  based in Lake  Forest,  Illinois,  is a 21-year old  well-respected
asset  manager  with  approximately  $300  million in assets  under  management.
Clients  include  high  net  worth   individuals,   corporations,   foundations,
endowments and public entities.  Lake Forest Capital  Management is a Registered
Investment  Adviser  and  delivers  its  products  and  services  with a  highly
personalized approach customized to client needs. Lake Forest Capital Management
will  retain its name and has been  merged  into and will  operate as a separate
division of Wayne Hummer Asset  Management  Company,  Wintrust's  existing asset
management subsidiary.

         Edward J. Wehmer,  President and CEO of Wintrust, and James P. Richter,
one of Lake Forest Capital Management's Managing Directors, concurred that "This
transaction  is exciting for both  companies.  The  customers  of Wintrust  will
benefit from the dedicated and highly experienced management team of Lake Forest
Capital  Management,  while the Lake  Forest  Capital  Management  clients  will
benefit from the  increased  depth of products  and services  available to them.
Both firms recognize that the clients' interests always come first. "

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         The full  terms  of the  transaction  are not  being  disclosed  by the
parties;  however,  the  initial  consideration  paid  by  Wintrust  included  a
combination  of Wintrust's  common stock,  warrants to acquire  Wintrust  common
stock  and  cash.  Wintrust  could  pay  additional  contingent   consideration,
consisting  of  cash  and/or  common  stock,  upon  the  attainment  of  certain
performance  measures  over the next four years.  The common stock was issued at
fair market value as  determined in accordance  with the merger  agreement.  The
shares issued in the transaction will not be registered under the Securities Act
of 1933 and will be restricted until a resale  registration  statement is filed,
which is expected to be  completed  in the first  quarter of 2003,  and declared
effective by the Securities and Exchange Commission.

         Wintrust is a $3.7 billion financial holding company whose common stock
is traded on the Nasdaq Stock Market(R).  Its seven suburban  Chicago  community
bank  subsidiaries,  each of which was founded as a de novo bank since  December
1991,  are  located in high  income  retail  markets -- Lake Forest Bank & Trust
Company,  Hinsdale  Bank & Trust  Company,  North Shore  Community  Bank & Trust
Company in Wilmette,  Libertyville Bank & Trust Company, Barrington Bank & Trust
Company,  Crystal Lake Bank & Trust Company and Northbrook Bank & Trust Company.
The banks also operate facilities in Lake Bluff, Highland Park, Hoffman Estates,
Highwood, Glencoe, Winnetka, Clarendon Hills, Western Springs, Skokie, Wauconda,
McHenry and  Riverside,  Illinois.  Currently,  Wintrust  operates a total of 32
banking offices and is in the process of constructing  several additional branch
facilities.

           Additionally,  the Company operates  various  non-bank  subsidiaries.
First Insurance Funding  Corporation,  one of the largest  commercial  insurance
premium finance companies operating in the United States, serves commercial loan
customers   throughout  the  country.   Wayne  Hummer  Trust  Company,  a  trust
subsidiary,  allows Wintrust to service customers' trust and investment needs at
each banking location.  Tricom,  Inc. of Milwaukee provides  short-term accounts
receivable financing and value-added out-sourced  administrative  services, such
as data  processing  of  payrolls,  billing  and cash  management  services,  to
temporary staffing service clients located  throughout the United States.  Wayne
Hummer  Investments,  LLC is a  broker-dealer  providing a full range of private
client and  brokerage  services to clients  located  primarily  in the  Midwest.
Focused  Investments  LLC is a  broker-dealer  that  provides  a full  range  of
investment  solutions to clients through a network of community-based  financial
institutions  throughout  the Midwest.  Wayne Hummer  Asset  Management  Company
provides  money  management  and investment  advisory  services to  individuals,
institutions  and public  entities as well as the Wayne Hummer  Companies'  four
proprietary  mutual funds.  Wintrust  Information  Technology  Services  Company
provides information  technology support, item capture and statement preparation
services to the Wintrust subsidiaries.


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                           Forward-Looking Information
                           ---------------------------

         This  press  release  contains  forward-looking  statements  within the
meaning of the Private Securities  Litigation Reform Act of 1995 relating to the
integration  of Lake  Forest  Capital  Management  Company  with  Wintrust,  the
combination of their businesses and projected revenue,  as well as profitability
and  earnings  outlook.  Actual  results  could  differ  materially  from  those
addressed in the  forward-looking  statements  due to factors such as changes in
economic  conditions,  unanticipated  changes in interest rates that  negatively
impact growth, competition and the related pricing of asset management products,
slower than anticipated development and growth of Lake Forest Capital Management
Company's business or unanticipated business declines,  unforeseen  difficulties
in  integrating  the  acquisition  or higher than  expected  operational  costs,
unforeseen changes in the securities and asset management industry, difficulties
in  adapting   successfully  to  technological  changes  as  needed  to  compete
effectively  in  the  marketplace,   and  the  ability  to  attract  and  retain
experienced  key management.  Therefore,  there can be no assurances that future
actual results will correspond to these forward-looking statements.



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