Calamos Tax Center

2007 Open-End Mutual Fund Income Distributions
Choose a Share Class

Fund B Shares
Ticker Symbol (Inception Date)		 Record Date Ex-date Payable Date Income Dividends
Domestic Equity
Growth Fund
CVGRX (9/4/90)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
Growth and Income Fund
CVTYX (9/22/88)
 3/21/2007 3/22/2007 3/22/2007 0.007500
6/20/2007 6/21/2007 6/21/2007 0.031760
  9/19/2007 9/20/2007 9/20/2007 0.065360
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 0.119820
      Total 0.224440
Value Fund
CVABX (1/2/02)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
Blue Chip Fund
CBCBX (12/1/03)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
Multi-Fund Blend
CMQBX (6/28/06)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
Global/International
Global Growth and Income Fund
CVLDX (9/9/96)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
International Growth Fund
CIGBX (3/16/05)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
Global Equity Fund
CBGEX (3/1/07)
 3/21/2007 3/22/2007 3/22/2007 -
6/20/2007 6/21/2007 6/21/2007 -
  9/19/2007 9/20/2007 9/20/2007 -
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 -
      Total -
Convertible/Convertible Blends
Convertible Fund1
CALBX (6/21/85)
 3/21/2007 3/22/2007 3/22/2007 0.067380
6/20/2007 6/21/2007 6/21/2007 0.027080
  9/19/2007 9/20/2007 9/20/2007 0.337820
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 0.427050
      Total 0.859330
Market Neutral Income Fund
CAMNX (9/4/90)
 3/21/2007 3/22/2007 3/22/2007 0.035680
6/20/2007 6/21/2007 6/21/2007 0.058520
  9/19/2007 9/20/2007 9/20/2007 0.066900
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 0.215380
      Total 0.376480
Fixed Income
High Yield Fund
CAHBX (8/2/99)
 3/21/2007 3/22/2007 3/22/2007 0.094930
6/20/2007 6/21/2007 6/21/2007 0.115210
  9/19/2007 9/20/2007 9/20/2007 0.119400
  11/15/2007 11/16/2007 11/16/2007 -
  12/19/2007 12/20/2007 12/20/2007 -
  12/26/2007 12/27/2007 12/27/2007 0.355730
      Total 0.685270
Total Return Bond Fund
CTXBX (6/27/07)
 Daily Daily 6/29/2007 0.005311
Daily Daily 7/31/2007 0.029869
  Daily Daily 8/31/2007 0.028722
  Daily Daily 9/28/2007 0.024966
  Daily Daily 10/31/2007 0.032917
  Daily Daily 11/30/2007 0.091402
  Daily Daily 12/31/2007 0.032672
      Total 0.245859

1The Calamos Convertible Fund is closed to new investments, subject to exceptions enumerated in the prospectus.

For more information about the Funds such as sector weightings, top holdings, credit ratings and distribution rates, please contact Client Services at 800-582-6959.

Each Fund is a series of Calamos Investment Trust. The investment adviser to the Funds is Calamos Advisors LLC. The Calamos Family of Funds offers a range of investment strategies for individual investors with diverse investment objectives and needs. For more information on the Funds, please call 800-582-6959.

Before investing carefully consider the fund's investment objectives, risks, charges and expenses. Please see the prospectus containing this and other information or call 800-582-6959. Read it carefully.
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