Philip A. Gelston net worth and biography

Philip Gelston Biography and Net Worth

Director of White Mountains Insurance Group

Philip A. Gelston has been a director of the company since 2018. Mr. Gelston joined Cravath, Swaine & Moore LLP in 1978 and became a partner in 1984. He retired from Cravath’s Corporate Department in December 2017. He has extensive experience in mergers and acquisitions, joint ventures and general corporate counseling. Mr. Gelston’s practice encompassed complicated negotiated transactions, hostile transactions (both offense and defense), cross border transactions, activist defense, and advising boards and senior executives, particularly on corporate governance and managing crisis situations. Mr. Gelston also serves as a Trustee for the Friends of Bronx Preparatory Charter School. Mr. Gelston has extensive legal and management expertise gained over the course of his 40-year career in the legal field.

What is Philip A. Gelston's net worth?: The estimated net worth of Philip A. Gelston is at least $3.27 million as of December 16th, 2025. Gelston owns 1,568 shares of White Mountains Insurance Group stock worth more than $3,269,907 as of January 15th. This net worth approximation does not reflect any other investments that Gelston may own. Learn More about Philip A. Gelston's net worth.
How do I contact Philip A. Gelston?: The corporate mailing address for Gelston and other White Mountains Insurance Group executives is 23 SOUTH MAIN STREET, HANOVER NH, 03755. White Mountains Insurance Group can also be reached via phone at (603) 640-2200 and via email at [email protected]. Learn More on Philip A. Gelston's contact information.
Has Philip A. Gelston been buying or selling shares of White Mountains Insurance Group?: Philip A. Gelston has not been actively trading shares of White Mountains Insurance Group within the last three months. Most recently, Philip A. Gelston sold 165 shares of the business's stock in a transaction on Tuesday, December 16th. The shares were sold at an average price of $2,048.51, for a transaction totalling $338,004.15. Following the completion of the sale, the director now directly owns 1,568 shares of the company's stock, valued at $3,212,063.68. Learn More on Philip A. Gelston's trading history.
Who are White Mountains Insurance Group's active insiders?: White Mountains Insurance Group's insider roster includes Peter Carlson (Director), Morgan Davis (Director), Philip Gelston (Director), Weston Hicks (Director), and Michaela Hildreth (CAO). Learn More on White Mountains Insurance Group's active insiders.
Are insiders buying or selling shares of White Mountains Insurance Group?: During the last twelve months, insiders at the insurance provider sold shares 1 times. They sold a total of 165 shares worth more than $338,004.15. The most recent insider tranaction occured on December, 16th when Director Philip A Gelston sold 165 shares worth more than $338,004.15. Insiders at White Mountains Insurance Group own 3.2% of the company. Learn More about insider trades at White Mountains Insurance Group.
Information on this page was last updated on 12/16/2025.

Philip A. Gelston Insider Trading History at White Mountains Insurance Group

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction	Details
12/16/2025	Sell	165	$2,048.51	$338,004.15	1,568

Philip A. Gelston Buying and Selling Activity at White Mountains Insurance Group

White Mountains Insurance Group Company Overview

White Mountains Insurance Group, Ltd., through its subsidiaries, provides insurance and other financial services in the United States. The company operates through HG Global/BAM, Ark/WM Outrigger, Kudu, and Other Operations segments. The HG Global/BAM segment provides insurance on municipal bonds issued to finance public purposes, such as schools, utilities, and transportation facilities, as well as reinsurance protection services. The Ark/WM Outrigger segment offers reinsurance and insurance, including property, marine and energy, accident and health, casualty, and specialty products. The Kudu segment provides capital solutions to boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisitions and growth finances, and legacy partner liquidity, as well as strategic assistance to investees. The Other Operations segment offers insurance solutions to travel industry through broker channel and on a direct-to-consumer basis; and manages separate accounts and pooled investment vehicles for insurance-linked securities sectors, including catastrophe bonds, collateralized reinsurance investments, and industry loss warranties of third-party clients. White Mountains Insurance Group, Ltd. was incorporated in 1980 and is headquartered in Hamilton, Bermuda.

Today's Range

Now: $2,073.57

$2,071.49

$2,098.88

50 Day Range

MA: $2,017.04

$1,883.77

$2,090.48

2 Week Range

Now: $2,073.57

$1,648.00

$2,143.25

Volume

7,090 shs

Average Volume

17,866 shs

Market Capitalization

$5.28 billion

P/E Ratio

38.11

Dividend Yield

0.05%

Beta

0.35