Exhibit B
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JOINT FILING AGREEMENT
The undersigned hereby agree that the statement on Schedule 13G filed herewith
and any amendments thereto, relating to the common stock, $0.10 par value, of
Argonaut Group, Inc., is, or will be, filed jointly with the Securities and
Exchange Commission pursuant to Rule 13d-1(k)(1) under the Securities Exchange
Act of 1934, as amended, on behalf of each such person.
IN WITNESS WHEREOF, the undersigned have executed this Joint Filing Agreement.
Dated: April 7, 2003
HCC Insurance Holdings, Inc.
By: /s/ XXXXXXXXXXX X. XXXXXX
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Name: Xxxxxxxxxxx X. Xxxxxx
Title: Executive Vice President
Houston Casualty Company
By: /s/ XXXXXXXXXXX X. XXXXXX
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Name: Xxxxxxxxxxx X. Xxxxxx
Title: Executive Vice President
U.S. Specialty Insurance Company
By: /s/ XXXXXXXXXXX X. XXXXXX
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Name: Xxxxxxxxxxx X. Xxxxxx
Title: Executive Vice President
HCC Life Insurance Company
By: /s/ XXXXXXXXXXX X. XXXXXX
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Name: Xxxxxxxxxxx X. Xxxxxx
Title: Executive Vice President
Avemco Insurance Company
By: /s/ XXXXXXXXXXX X. XXXXXX
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Name: Xxxxxxxxxxx X. Xxxxxx
Title: Executive Vice President
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