JOHN D. GILLESPIE

Corporate Board Profile

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WHITE MOUNTAINS INSURANCE GROUP LTD

Filing Date Source Excerpt
2009-04-07 John D. Gillespie has been a director of the Company since 1999. Mr. Gillespie is the founder and Managing Member of Prospector Partners, LLC ("Prospector") and the Chairman and President of Prospector Funds, Inc. Mr. Gillespie served as Chairman and President of WM Advisors from 2003 to 2005 and as a Managing Director of OneBeacon from 2001 to 2003. Prior to forming Prospector, Mr. Gillespie was President of the T. Rowe Price Growth Stock Fund and the New Age Media Fund, Inc. The following table summarizes director compensation for 2008 (for directors other than Named Executive Officers): John D. Gillespie Fees Paid ($): 116,000, Stock Awards ($): 48,400, Total ($): 164,400.
2010-03-29 John D. Gillespie has been a director of the Company since 1999. Mr. Gillespie is the founder and Managing Member of Prospector Partners, LLC ("Prospector") and has been the Chairman and President of Prospector Funds, Inc. since 2007 and a Director of Prospector Offshore Fund (Bermuda) Ltd. since 1997. Mr. Gillespie served as Chairman and President of WM Advisors (2003-2005), as a Managing Director of OneBeacon (2001-2003) and was a director of Symetra Financial Inc. (2004-2007). Mr. Gillespie also served as a director for Montpelier Re (2004-2005). Prior to forming Prospector, Mr. Gillespie was President of the T. Rowe Price Growth Stock Fund and the New Age Media Fund, Inc. Mr. Gillespies father, George J. Gillespie, III, is also a director of the Company. Mr. Gillespie possesses extensive financial and investment experience.
2011-04-07 John D. Gillespie has been a director of the Company since 1999. Mr. Gillespie is the founder and Managing Member of Prospector Partners, LLC ("Prospector") and has been the Chairman and President of Prospector Funds, Inc. since 2007 and a Director of Prospector Offshore Fund (Bermuda) Ltd. since 1997. Mr. Gillespie served as Chairman and President of WM Advisors (2003-2005), as a Managing Director of OneBeacon (2001-2003) and was a director of Symetra Financial Corporation (2004-2007). Mr. Gillespie also served as a director for Montpelier Re (2004-2005). Prior to forming Prospector, Mr. Gillespie was President of the T. Rowe Price Growth Stock Fund and the New Age Media Fund, Inc. Mr. Gillespie's father, George J. Gillespie, III, is also a director of the Company. Mr. Gillespie possesses extensive financial and investment experience.
2012-04-03 John D. Gillespie has been a director of the Company since 1999. Director compensation table shows John D. Gillespie received total compensation of $215,979 in 2011.
2014-04-03 John D. Gillespie has been a director since 1999. He is founder and Managing Member of Prospector Partners. Director Compensation Table shows total compensation of $264,590 in 2013.
2015-04-10 John D. Gillespie has been a director of the Company since 1999. Mr. Gillespie will retire from the Board following the 2015 AGM on May 28, 2015.

Data sourced from SEC filings. Last updated: 2025-08-30