UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported)
May 26, 2005

HCC INSURANCE HOLDINGS, INC.

(Exact name of registrant as specified in its charter)

Delaware

(State or other jurisdiction
of incorporation) 001-13790

(Commission File
Number) 76-0336636

(IRS Employer
Identification No.)

13403 Northwest Freeway
Houston, Texas

(Address of principal executive offices)
77040-6094

(Zip Code)

Registrant’s telephone number, including area code: (713) 690-7300

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

      o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

      o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

      o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

      o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01  Regulation FD Disclosure.

      Text materials related to the HCC Insurance Holdings, Inc. (“HCC”) investor presentation are attached as Exhibit 99.1 and are also available at HCC’s website at www.hcch.com.

      The information contained herein shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act.

Item 9.01  Financial Statements and Exhibits

No.		Exhibit
	99.1	Investor Conference Presentation

SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	HCC INSURANCE HOLDINGS, INC.
Date: May 26, 2005
	By:	/s/ Christopher L. Martin
		Christopher L. Martin,
		Executive Vice President and General Counsel

EXHIBIT INDEX

No.		Exhibit
	99.1	Investor Conference Presentation