International Coal SC 13D/A International Coal / FAIRFAX FINANCIAL HOLDINGS LTD/ CAN ownership change

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

AMENDMENT NO. 6
TO

SCHEDULE 13D

Under the Securities Exchange Act of 1934

International Coal Group, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

45928H106

(CUSIP Number)

Paul Rivett
Vice President and Chief Legal Officer
Fairfax Financial Holdings Limited
95 Wellington Street West, Suite 800
Toronto, Ontario, Canada, M5J 2N7
Telephone: (416) 367-4941

(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)

— With a copy to —

Christopher J. Cummings
Shearman & Sterling LLP
Commerce Court West
199 Bay Street, Suite 4405
Toronto, Ontario M5L 1E8
Telephone (416) 360-8484

March 10, 2010

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following boxþ.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 45928H106  Page 2  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) V. PREM WATSA
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	CANADIAN
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			45,155,588
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			45,155,588
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	45,155,588
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	25.2%
14	TYPE OF REPORTING PERSON
	IN

CUSIP No. 45928H106  Page 3  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) 1109519 ONTARIO LIMITED
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	ONTARIO, CANADA
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			45,155,588
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			45,155,588
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	45,155,588
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	25.2%
14	TYPE OF REPORTING PERSON
	CO

3

CUSIP No. 45928H106  Page 4  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) THE SIXTY TWO INVESTMENT COMPANY LIMITED
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	BRITISH COLUMBIA, CANADA
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			45,155,588
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			45,155,588
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	45,155,588
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	25.2%
14	TYPE OF REPORTING PERSON
	CO

4

CUSIP No. 45928H106  Page 5  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) 810679 ONTARIO LIMITED
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	ONTARIO, CANADA
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			45,155,588
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			45,155,588
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	45,155,588
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	25.2%
14	TYPE OF REPORTING PERSON
	CO

5

CUSIP No. 45928H106  Page 6  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) FAIRFAX FINANCIAL HOLDINGS LIMITED
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	CANADA
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			45,155,588
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			45,155,588
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	45,155,588
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	25.2%
14	TYPE OF REPORTING PERSON
	CO

6

CUSIP No. 45928H106  Page 7  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) ODYSSEY AMERICA REINSURANCE CORPORATION
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	CONNECTICUT
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			18,050,465
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			18,050,465
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	18,050,465
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	10.1%
14	TYPE OF REPORTING PERSON
	CO

7

CUSIP No. 45928H106  Page 8  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) CLEARWATER INSURANCE COMPANY
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	DELAWARE
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			2,133,325
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			2,133,325
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	2,133,325
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	1.2%
14	TYPE OF REPORTING PERSON
	CO

8

CUSIP No. 45928H106  Page 9  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) UNITED STATES FIRE INSURANCE COMPANY
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	DELAWARE
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			3,216,300
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			3,216,300
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	3,216,300
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	1.8%
14	TYPE OF REPORTING PERSON
	CO

9

CUSIP No. 45928H106  Page 10  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) THE NORTH RIVER INSURANCE COMPANY
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	NEW JERSEY
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			7,660,347
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			7,660,347
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	7,660,347
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	4.3%
14	TYPE OF REPORTING PERSON
	CO

10

CUSIP No. 45928H106  Page 11  of  38 

1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) TIG INSURANCE COMPANY
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
	(a)   o
	(b)   þ
3	SEC USE ONLY
4	SOURCE OF FUNDS
	OO
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
	o
6	CITIZENSHIP OR PLACE OF ORGANIZATION
	CALIFORNIA
		7	SOLE VOTING POWER
NUMBER OF
SHARES		8	SHARED VOTING POWER
BENEFICIALLY
OWNED BY			9,003,782
EACH		9	SOLE DISPOSITIVE POWER
REPORTING
PERSON
WITH		10	SHARED DISPOSITIVE POWER
			9,003,782
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
	9,003,782
12	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
	o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
	5.0%
14	TYPE OF REPORTING PERSON
	CO

11

     This Amendment No. 6 amends the Schedule 13D filed with the Securities and Exchange Commission on April 14, 2008 by V. Prem Watsa, 1109519 Ontario Limited, The Sixty Two Investment Company Limited, 810679 Ontario Limited, Fairfax Financial Holdings Limited, Odyssey Re Holdings Corp., Odyssey America Reinsurance Corporation, United States Fire Insurance Company, The North River Insurance Company and TIG Insurance Company, as amended by Amendment No. 1 thereto filed on May 29, 2008, Amendment No. 2 thereto filed on November 25, 2008, Amendment No. 3 thereto filed on December 9, 2008, Amendment No. 4 thereto filed on February 25, 2009 and Amendment No. 5 thereto filed on December 22, 2009.

          Amendment No. 1 to the Schedule 13D was filed to report that Fairfax Financial Holdings Limited (“Fairfax”) and International Coal Group, Inc. (“ICG”) entered into a Registration Rights Agreement, dated as of May 16, 2008, as described in Item 6 therein.

          Amendment No. 2 to the Schedule 13D was filed to report that the Reporting Persons (as defined below) had acquired an additional 4,994,400 shares of common stock of ICG.

          Amendment No. 3 to the Schedule 13D was filed to report that the Reporting Persons had acquired an additional 4,090,000 shares of common stock of ICG.

          Amendment No. 4 to the Schedule 13D was filed to report that the Reporting Persons had acquired an additional 6,400,000 shares of common stock of ICG.

          Amendment No. 5 to the Schedule 13D was filed to report the exchange of $30,000,000 aggregate principal amount of 9.00% Convertible Senior Notes due 2012 (“2012 Notes”) of ICG for 8,616,188 shares of common stock of ICG.

          This Amendment No. 6 to the Schedule 13D is being filed to report that Fairfax and certain Underwriters (as defined below) have entered into a Lock-Up Agreement, dated as of March 10, 2010, with respect to the shares of common stock of ICG and debt securities of ICG beneficially owned by Fairfax, as described in Item 6 herein.

          The following amendments to Items 2, 4, 5, 6 and 7 of the Schedule 13D are hereby made:

Item 2. Identity and Background.

          Item 2 of the Schedule 13D is hereby amended in its entirety to read as follows:

          “This statement is being jointly filed by the following persons (collectively, the “Reporting Persons”):

1. V. Prem Watsa, an individual, is a citizen of Canada and is the Chairman and Chief Executive Officer of Fairfax Financial Holdings Limited. Mr. Watsa’s business address is 95 Wellington Street West, Suite 800, Toronto, Ontario, Canada, M5J 2N7;

12

2.	1109519 Ontario Limited (“1109519”), a corporation incorporated under the laws of Ontario, is controlled by V. Prem Watsa. The principal business of 1109519 is as an investment holding company. The principal business and principal office address of 1109519 is 95 Wellington Street West, Suite 800, Toronto, Ontario, Canada, M5J 2N7;
3.	The Sixty Two Investment Company Limited (“Sixty Two”), a corporation incorporated under the laws of British Columbia, is controlled by V. Prem Watsa. The principal business of Sixty Two is as an investment holding company. The principal business and principal office address of Sixty Two is 1600 Cathedral Place, 925 West Georgia St., Vancouver, British Columbia, Canada, V6C 3L3;
4.	810679 Ontario Limited (“810679”), a corporation incorporated under the laws of Ontario, is controlled by V. Prem Watsa. The principal business of 810679 is as an investment holding company. The principal business and principal office address of 810679 is 95 Wellington Street West, Suite 800, Toronto, Ontario, Canada, M5J 2N7;
5.	Fairfax Financial Holdings Limited, a corporation incorporated under the laws of Canada, is controlled by V. Prem Watsa. Fairfax is a financial services holding company. The principal business and principal office address of Fairfax is 95 Wellington Street West, Suite 800, Toronto, Ontario, Canada, M5J 2N7;
6.	Odyssey America Reinsurance Corporation (“Odyssey America”), a corporation incorporated under the laws of Connecticut, is a wholly-owned subsidiary of Odyssey Re Holdings Corp. Fairfax beneficially owns all of the common stock of Odyssey Re Holdings Corp. The principal business of Odyssey America is reinsurance. The principal business and principal office address of Odyssey America is 300 First Stamford Place, Stamford, Connecticut 06902;
7.	Clearwater Insurance Company (“Clearwater”), a corporation incorporated under the laws of Delaware, is a wholly-owned subsidiary of Odyssey America. The principal business of Clearwater is property/casualty reinsurance. The principal business and principal office address of Clearwater is 300 First Stamford Place, Stamford, Connecticut 06902;
8.	United States Fire Insurance Company (“US Fire”), a corporation incorporated under the laws of Delaware, is a wholly-owned subsidiary of Fairfax. The principal business of US Fire is property/casualty insurance. The principal business and principal office address of US Fire is 305 Madison Ave., Morristown, New Jersey 07962;

13

9.	The North River Insurance Company (“North River”), a corporation incorporated under the laws of New Jersey, is a wholly-owned subsidiary of Fairfax. The principal business of North River is insurance. The principal business and principal office address of North River is 305 Madison Ave., Morristown, New Jersey 07962; and
10.	TIG Insurance Company (“TIG”), a corporation incorporated under the laws of California, is a wholly-owned subsidiary of Fairfax. The principal business of TIG is property/casualty insurance. The principal business and principal office address of TIG is 250 Commercial Street, Suite 500, Manchester, NH 03101.

Neither the filing of this Schedule 13D nor the information contained herein shall be deemed to constitute an affirmation by V. Prem Watsa, 1109519, Sixty Two, 810679, Fairfax, Odyssey America, Clearwater, US Fire, North River or TIG that it is the beneficial owner of the shares of common stock of ICG (the “Shares”) referred to herein for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or for any other purpose, and such beneficial ownership is expressly disclaimed.

The name, present principal occupation or employment and name, principal business and address of any corporation or other organization in which such employment is conducted and the citizenship of each director and executive officer of each of the Reporting Persons is set forth in Annex A, B, C, D, E, F, G, H or I as the case may be, and such Annexes are incorporated herein by reference.

Pursuant to Rule 13d-1(k) under the Exchange Act, the Reporting Persons have agreed to file jointly one statement with respect to their ownership of the Shares.

During the last five years, none of the Reporting Persons, and, to the best of each such Reporting Person’s knowledge, none of the executive officers or directors of such Reporting Person have been (a) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or (b) a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.”

Item 4. Purpose of Transaction.

          Item 4 of the Schedule 13D is hereby amended and supplemented by the addition of the following information to the end thereof:

“Fairfax intends to tender $4 million aggregate principal amount of ICG’s 10.25% senior notes due 2014, beneficially owned by Fairfax, in a tender offer that was announced by ICG on March 8, 2010.”

14

Item 5. Interest in Securities of the Issuer.

          Item 5 of the Schedule 13D is hereby amended in its entirety to read as follows:

“(a) Based on the most recent information available, the aggregate number and percentage of the Shares (the securities identified pursuant to Item 1 of this Schedule 13D) that are beneficially owned by each of the Reporting Persons is set forth in boxes 11 and 13 of the second part of the cover page to this Schedule 13D for each of the Reporting Persons, and such information is incorporated herein by reference.

(b) The numbers of Shares as to which each of the Reporting Persons has sole voting power, shared voting power, sole dispositive power and shared dispositive power is set forth in boxes 7, 8, 9 and 10, respectively, on the second part of the cover page to this Schedule 13D for each of the Reporting Persons, and such information is incorporated herein by reference.

(c) None of the Reporting Persons, nor, to the best knowledge of the Reporting Persons, any person listed in Annex A, B, C, D, E, F, G, H, or I, beneficially owns, or has acquired or disposed of, any Shares during the last 60 days.

(d) No person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of ICG’s common shares held by the Reporting Persons other than each of the Reporting Persons.

(e) Not applicable.”

Item 6. Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.

          Item 6 of the Schedule 13D is hereby amended and supplemented by the addition of the following information to the end thereof:

“Lock-Up Agreement

On March 10, 2010, in connection with an underwriting agreement relating to the public offering (the “Offering”) of Shares and certain convertible notes of ICG (the “Notes”), dated as of March 10, 2010, among ICG and the underwriters named in Schedule A thereto (the “Underwriters”), Fairfax entered into an agreement with the Underwriters (the “Lock-Up Agreement”) which provides that, for a period beginning on March 10, 2010 and ending on, and including, the date that is 90 days after the date of the final prospectus supplement relating to the Offering (the “Lock-Up Period”), Fairfax will not, without the prior written consent of the managing Underwriters, (i) sell, offer to sell, contract or agree to sell, hypothecate, pledge, grant any option to purchase or otherwise dispose of or agree to dispose of, directly or indirectly, or file (or participate in the filing of) a registration statement with the Securities and Exchange Commission (the “Commission”) in respect of, or establish or increase a put equivalent position or liquidate or decrease a call equivalent position within the meaning of Section 16 of the

15

Exchange Act and the rules and regulations of the Commission promulgated thereunder with respect to, or (ii) enter into any swap or other arrangement that transfers to another, in whole or in part, any of the economic consequences of ownership of, any Shares, any debt securities of ICG or any other securities of ICG that are substantially similar to Shares or the Notes, or any securities convertible into or exchangeable or exercisable for, or any warrants or other rights to purchase, the foregoing, whether any such transaction is to be settled by delivery of Shares or such other securities, in cash or otherwise or (iii) publicly announce an intention to effect any of the transactions specified in clause (i) or (ii), subject to certain exceptions, including that Fairfax may participate in tenders of ICG’s 10.25% Senior Notes due 2014 to ICG pursuant to its tender offer for such securities, as such tender offer may be amended or extended. In addition, Fairfax agreed to waive any rights it may have to require the registration of Shares in connection with the filing of any registration statement relating to the Offering, and that, during the Lock-Up Period, it will not, without the prior written consent of the managing Underwriters, make any demand for, or exercise any right with respect to, the registration of Shares or any securities convertible into or exercisable or exchangeable for Shares, or warrants or other rights to purchase Shares or any such securities. If (i) notified in writing that ICG does not intend to proceed with the Offering, (ii) the registration statement with respect to the Offering is withdrawn, (iii) the Underwriting Agreement is terminated prior to the “time of purchase” (as defined therein) or (iv) the prospectus supplement relating to the Offering has not been filed on or prior to the date that is 30 days after March 10, 2010, the Lock-Up Agreement will be terminated and Fairfax will be released from its obligations thereunder.

The description in this Item 6 of the Lock-Up Agreement is qualified in its entirety by reference to the Lock-Up Agreement, which has been filed as an Exhibit to this Schedule 13D.”

Item 7. Material to be Filed as Exhibits.

          Item 7 of the Schedule 13D is hereby amended and supplemented by the addition of the following exhibits to the end thereof:

“Ex. 6.1:	Joint filing agreement dated as of March 11, 2010 between V. Prem Watsa, 1109519 Ontario Limited, The Sixty Two Investment Company Limited, 810679 Ontario Limited, Fairfax Financial Holdings Limited, Odyssey America Reinsurance Corporation, Clearwater Insurance Company, United States Fire Insurance Company, The North River Insurance Company and TIG Insurance Company.
Ex. 6.2:	Lock-Up Agreement dated as of March 10, 2010 between Fairfax Financial Holdings Limited and the Underwriters.”

16

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	V. Prem Watsa
	/s/ V. Prem Watsa

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	1109519 Ontario Limited
	By:	/s/ V. Prem Watsa
		Name:	V. Prem Watsa
		Title:	President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	The Sixty Two Investment Company Limited
	By:	/s/ V. Prem Watsa
		Name:	V. Prem Watsa
		Title:	President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	810679 Ontario Limited
	By:	/s/ V. Prem Watsa
		Name:	V. Prem Watsa
		Title:	President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	Fairfax Financial Holdings Limited
	By:	/s/ Paul Rivett
		Name:	Paul Rivett
		Title:	Vice President and Chief Legal Officer

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	Odyssey America Reinsurance Corporation
	By:	/s/ Kirk M. Reische
		Name:	Kirk M. Reische
		Title:	Vice President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	Clearwater Insurance Company
	By:	/s/ Kirk M. Reische
		Name:	Kirk M. Reische
		Title:	Vice President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	United States Fire Insurance Company
	By:	/s/ Paul Bassaline
		Name:	Paul Bassaline
		Title:	Vice President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	The North River Insurance Company
	By:	/s/ Paul Bassaline
		Name:	Paul Bassaline
		Title:	Vice President

SIGNATURE

          After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 11, 2010	TIG Insurance Company
	By:	/s/ John J. Bator
		Name:	John J. Bator
		Title:	Senior Vice President and Chief Financial Officer

Annex Index

Annex	Description
A	Directors and Executive Officers of 1109519 Ontario Limited
B	Directors and Executive Officers of The Sixty Two Investment Company Limited
C	Directors and Executive Officers of 810679 Ontario Limited
D	Directors and Executive Officers of Fairfax Financial Holdings Limited
E	Directors and Executive Officers of Odyssey America Reinsurance Corporation
F	Directors and Executive Officers of Clearwater Insurance Company
G	Directors and Executive Officers of United States Fire Insurance Company
H	Directors and Executive Officers of The North River Insurance Company
I	Directors and Executive Officers of TIG Insurance Company

ANNEX A

DIRECTORS AND EXECUTIVE OFFICERS OF
1109519 ONTARIO LIMITED

          The following table sets forth certain information with respect to the directors and executive officers of 1109519 Ontario Limited.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
V. Prem Watsa (President and Director)	Chairman and Chief Executive Officer, Fairfax Financial Holdings Limited 95 Wellington Street West Suite 800 Toronto, Ontario M5J 2N7	Canadian
Eric P. Salsberg (Assistant Secretary)	Vice President, Corporate Affairs, Fairfax Financial Holdings Limited	Canadian

ANNEX B

DIRECTORS AND EXECUTIVE OFFICERS OF
THE SIXTY TWO INVESTMENT COMPANY LIMITED

          The following table sets forth certain information with respect to the directors and executive officers of The Sixty Two Investment Company Limited.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
V. Prem Watsa (President and Director)	Chairman and Chief Executive Officer, Fairfax Financial Holdings Limited 95 Wellington Street West Suite 800 Toronto, Ontario M5J 2N7	Canadian
Eric P. Salsberg (Assistant Secretary and Director)	Vice President, Corporate Affairs, Fairfax Financial Holdings Limited	Canadian

ANNEX C

DIRECTORS AND EXECUTIVE OFFICERS OF
810679 ONTARIO LIMITED

          The following table sets forth certain information with respect to the directors and executive officers of 810679 Ontario Limited.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
V. Prem Watsa (President and Director)	Chairman and Chief Executive Officer, Fairfax Financial Holdings Limited 95 Wellington Street West Suite 800 Toronto, Ontario M5J 2N7	Canadian
Eric P. Salsberg (Assistant Secretary)	Vice President, Corporate Affairs, Fairfax Financial Holdings Limited	Canadian

ANNEX D

DIRECTORS AND EXECUTIVE OFFICERS OF
FAIRFAX FINANCIAL HOLDINGS LIMITED

          The following table sets forth certain information with respect to the directors and executive officers of Fairfax Financial Holdings Limited.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
V. Prem Watsa (Chairman and Chief Executive Officer)	Chairman and Chief Executive Officer, Fairfax Financial Holdings Limited 95 Wellington Street West Suite 800 Toronto, Ontario M5J 2N7	Canadian
Anthony Griffiths (Director)	Independent Business Consultant Toronto, Ontario, Canada	Canadian
Robert Gunn (Director)	Independent Business Consultant Toronto, Ontario, Canada	Canadian
David Johnston (Director)	President and Vice-Chancellor, University of Waterloo St. Clements, Ontario, Canada	Canadian
Brandon W. Sweitzer (Director)	Senior Advisor to the President of the Chamber of Commerce of The United States 1615 H Street, NW Washington, DC 20062	United States
Alan D. Horn (Director)	Chairman, Rogers Communications Inc. and President and Chief Executive Officer, Rogers Telecommunications Limited Toronto, Ontario, Canada	Canadian
Greg Taylor (Vice President and Chief Financial Officer)	Vice President and Chief Financial Officer, Fairfax Financial Holdings Limited	Canadian

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
Eric P. Salsberg (Vice President, Corporate Affairs)	Vice President, Corporate Affairs, Fairfax Financial Holdings Limited	Canadian
Paul Rivett (Vice President, Chief Legal Officer)	Vice President, Chief Legal Officer Fairfax Financial Holdings Limited	Canadian
Bradley P. Martin (Vice President, Chief Operating Officer and Corporate Secretary)	Vice President, Chief Operating Officer and Corporate Secretary, Fairfax Financial Holdings Limited	Canadian

ANNEX E

DIRECTORS AND EXECUTIVE OFFICERS OF
ODYSSEY AMERICA REINSURANCE CORPORATION

          The following table sets forth certain information with respect to the directors and executive officers of Odyssey America Reinsurance Corporation.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
Andrew A. Barnard (Chairman of the Board of Directors, President and Chief Executive Officer)	President, Chief Executive Officer, and Director Odyssey Re Holdings Corp. 300 First Stamford Place, Stamford, Connecticut 06902	United States
Michael G. Wacek (Director)	Executive Vice President, Odyssey Re Holdings Corp	United States
R. Scott Donovan (Executive Vice President and Director)	Executive Vice President and Chief Financial Officer, Odyssey Re Holdings Corp.	United States
James B. Salvesen (Senior Vice President and Chief Financial Officer)	Senior Vice President and Chief Financial Officer, Odyssey America Reinsurance Corporation	United States
Peter H. Lovell (Senior Vice President, General Counsel and Corporate Secretary)	Senior Vice President, General Counsel and Corporate Secretary, Odyssey Re Holdings Corp.	United States
Brian D. Young (Executive Vice President and Director)	Executive Vice President and Chief Operating Officer, Odyssey Re Holdings Corp.	United States

ANNEX F

DIRECTORS AND EXECUTIVE OFFICERS OF
CLEARWATER INSURANCE COMPANY

          The following table sets forth certain information with respect to the directors and executive officers of Clearwater Insurance Company.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
Andrew A. Barnard (Chairman of the Board of Directors and Chief Executive Officer)	President, Chief Executive Officer, and Director Odyssey Re Holdings Corp. 300 First Stamford Place, Stamford, Connecticut 06902	United States
Michael G. Wacek (Executive Vice President and Director)	Executive Vice President, Odyssey Re Holdings Corp.	United States
R. Scott Donovan (President and Director)	Executive Vice President and Chief Financial Officer, Odyssey Re Holdings Corp.	United States
Robert S. Bennett (Executive Vice President, Chief Actuary and Director)	Executive Vice President and Chief Actuary, Odyssey America Reinsurance Corporation	United States
Peter H. Lovell (Senior Vice President, General Counsel and Corporate Secretary)	Senior Vice President, General Counsel and Corporate Secretary, Odyssey Re Holdings Corp.	United States
Brian D. Young (Executive Vice President and Director)	Executive Vice President and Chief Operating Officer, Odyssey Re Holdings Corp.	United States
Christopher L. Gallagher (Executive Vice President and Director)	Senior Vice President, Odyssey America Reinsurance Corporation	United States

ANNEX G

DIRECTORS AND EXECUTIVE OFFICERS OF
UNITED STATES FIRE INSURANCE COMPANY

          The following table sets forth certain information with respect to the directors and executive officers of United States Fire Insurance Company.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
Douglas M. Libby (President, Chief Executive Officer, Chairman and Director)	President and Chief Executive Officer, Crum & Forster Holdings Corp. and various other insurance subsidiaries, 305 Madison Avenue Morristown, NJ 07962	United States
Mary Jane Robertson (Executive Vice President, Chief Financial Officer, Treasurer and Director)	Executive Vice President, Chief Financial Officer and Treasurer, Crum & Forster Holdings Corp. and various other insurance subsidiaries 305 Madison Avenue Morristown, NJ 07962	United States
Dennis J. Hammer (Senior Vice President, Controller and Director)	Senior Vice President and Controller, United States Fire Insurance Company 305 Madison Avenue Morristown, NJ 07962	United States

ANNEX H

DIRECTORS AND EXECUTIVE OFFICERS OF
THE NORTH RIVER INSURANCE COMPANY

          The following table sets forth certain information with respect to the directors and executive officers of The North River Insurance Company.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
Douglas M. Libby (President, Chief Executive Officer, Chairman and Director)	President and Chief Executive Officer, Crum & Forster Holdings Corp. and various other insurance subsidiaries, 305 Madison Avenue Morristown, NJ 07962	United States
Mary Jane Robertson (Executive Vice President, Chief Financial Officer, Treasurer and Director)	Executive Vice President, Chief Financial Officer and Treasurer, Crum & Forster Holdings Corp. and various other insurance subsidiaries, 305 Madison Avenue Morristown, NJ 07962	United States
Dennis J. Hammer (Senior Vice President, Controller and Director)	Senior Vice President and Controller, United States Fire Insurance Company, 305 Madison Avenue Morristown, NJ 07962	United States

ANNEX I

DIRECTORS AND EXECUTIVE OFFICERS OF
TIG INSURANCE COMPANY

          The following table sets forth certain information with respect to the directors and executive officers of TIG Insurance Company.

	Present Principal Occupation or
	Employment and the Name, Principal
	Business and Address of any
	Corporation or other Organization in
Name	which such employment is conducted	Citizenship
Nicholas C. Bentley (Chairman, Chief Executive Officer, President and Director)	Chairman, Chief Executive Officer, President and Director, TIG Insurance Company 250 Commercial St. Suite 5000 Manchester, New Hampshire 03101	United Kingdom
Charles G. Ehrlich (Senior Vice President and Secretary)	Senior Vice President and Secretary, Riverstone Claims Management LLC 250 Commercial Street, Suite 5000 Manchester, NH 03101	United States
John M. Parker (Senior Vice President and Director)	Senior Vice President, TIG Insurance Company	United States
John J. Bator (Senior Vice President, Chief Financial Officer and Director)	Senior Vice President, Chief Financial Officer and Director, TIG Insurance Company	United States
Frank DeMaria (Senior Vice President and Director)	Senior Vice President, TIG Insurance Company	United States
Richard J. Fabian (Senior Vice President, General Counsel and Director)	Senior Vice President, General Counsel and Director, TIG Insurance Company	United States

Exhibit Index

Exhibit No.	Description
Ex. 6.1:	Joint filing agreement dated as of March 11, 2010 between V. Prem Watsa, 1109519 Ontario Limited, The Sixty Two Investment Company Limited, 810679 Ontario Limited, Fairfax Financial Holdings Limited, Odyssey America Reinsurance Corporation, Clearwater Insurance Company, United States Fire Insurance Company, The North River Insurance Company and TIG Insurance Company.
Ex. 6.2:	Lock-Up Agreement dated as of March 10, 2010 between Fairfax Financial Holdings Limited and the Underwriters.