0001445305-12-003293 Sample Contracts

SURPLUS NOTE PURCHASE AGREEMENT Between

Surplus Note Purchase Agreement • October 30th, 2012 • White Mountains Insurance Group LTD • Fire, marine & casualty insurance

• Contract Type
  Surplus Note Purchase Agreement
• Filed
  October 30th, 2012
• Company
  White Mountains Insurance Group LTD
• Industry
  Fire, marine & casualty insurance

SUPPLEMENTAL TRUST AGREEMENT

Supplemental Trust Agreement • October 30th, 2012 • White Mountains Insurance Group LTD • Fire, marine & casualty insurance • New York

• Contract Type
  Supplemental Trust Agreement
• Filed
  October 30th, 2012
• Company
  White Mountains Insurance Group LTD
• Industry
  Fire, marine & casualty insurance
• Jurisdiction
  New York

This Supplemental Trust Agreement, dated as of July 20, 2012 (this “Supplemental Trust Agreement”), is entered into by and among BUILD AMERICA MUTUAL ASSURANCE COMPANY, a corporation organized and existing under the laws of New York (the “Beneficiary”), HGR PATTON (LUXEMBOURG) S.à r.l., United States of America Branch, the United States branch of a Luxembourg limited liability company (the “Grantor”), and THE BANK OF NEW YORK MELLON, a banking corporation organized and existing under the laws of the State of New York (the “Trustee”), (the Grantor, the Beneficiary and the Trustee are hereinafter each sometimes referred to individually as a “Party” and collectively as the “Parties”).

STOCK PURCHASE AGREEMENT BY AND AMONG ONEBEACON INSURANCE GROUP LLC, ONEBEACON INSURANCE GROUP, LTD., TREBUCHET US HOLDINGS, INC. AND

Stock Purchase Agreement • October 30th, 2012 • White Mountains Insurance Group LTD • Fire, marine & casualty insurance • New York

• Contract Type
  Stock Purchase Agreement
• Filed
  October 30th, 2012
• Company
  White Mountains Insurance Group LTD
• Industry
  Fire, marine & casualty insurance
• Jurisdiction
  New York

REGULATION 114 TRUST AGREEMENT

Regulation 114 Trust Agreement • October 30th, 2012 • White Mountains Insurance Group LTD • Fire, marine & casualty insurance • New York

• Contract Type
  Regulation 114 Trust Agreement
• Filed
  October 30th, 2012
• Company
  White Mountains Insurance Group LTD
• Industry
  Fire, marine & casualty insurance
• Jurisdiction
  New York

This Regulation 114 Trust Agreement, dated as of July 20, 2012 (this “Trust Agreement”), is entered into by and among BUILD AMERICA MUTUAL ASSURANCE COMPANY, a corporation organized and existing under the laws of New York (the “Beneficiary”), HG RE LTD., an exempted Bermuda limited company (the “Grantor”), and THE BANK OF NEW YORK MELLON, a banking corporation organized and existing under the laws of the State of New York (the “Trustee”), (the Grantor, the Beneficiary and the Trustee are hereinafter each sometimes referred to individually as a “Party” and collectively as the “Parties”).