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Signal8

Klar Stephen

SEC insider (Form 3/4/5 filer). CIK 0001538108. Director at WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) and 1 other issuer. 1 reported Form 4/5 transaction since Sep 2024; latest on Aug 26, 2026. Located in HANOVER, NH.

Companies Klar Stephen has filed insider reports for

  • WHITE MOUNTAINS INSURANCE GROUP LTD (WTM): Director
  • Wellington Global Multi-Strategy Fund (NONE)
Klar Stephen profile photo

Klar Stephen

CIK: 0001538108

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)1 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

WHITE MOUNTAINS INSURANCE GROUP LTD logo
WTM

WHITE MOUNTAINS INSURANCE GROUP LTD

Director
Wellington Global Multi-Strategy Fund logo
NONE

Wellington Global Multi-Strategy Fund

Discretionary Trading P&L

Holdings

Transaction History (1 total)

  • WHITE MOUNTAINS INSURANCE GROUP LTD logo
    WTM

    WHITE MOUNTAINS INSURANCE GROUP LTD

    Aug 26, 2026
    Award
    Direct
    113 shares-

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