SEC Form 4 · accession 0001668244-17-000007

WHITE MOUNTAINS INSURANCE GROUP LTD · WTM

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — Chief Executive Officer · Director · Other

Period of report

Jan 6, 2017

Accepted (ET)

Jan 10, 2017 · 7:38 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000776867

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Shares^F1	Jan 6, 2017	M	3,000	$742.00	A	44,530	D
Common Shares^F1	Jan 6, 2017	F	2,610	$852.66	D	41,920	D
Common Shares^F1	Jan 9, 2017	M	3,000	$742.00	A	44,920	D
Common Shares^F1	Jan 9, 2017	F	2,631	$845.81	D	42,289	D
Common Shares^F1	Jan 10, 2017	M	3,000	$742.00	A	45,289	D
Common Shares^F1	Jan 10, 2017	F	2,643	$842.10	D	42,646	D
Common Shares^F2	holding	—	—		—	6,499	I	by Grantor Retained Annuity Trust
Common Shares (restricted)	holding	—	—		—	5,000	D
Common Shares	holding	—	—		—	6,106	I	By IRA
Common Shares	holding	—	—		—	719	I	By 401(k)

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Common Share Options (right to buy)^F3	$742.00	Jan 6, 2017	M	3,000	D	—	Jan 20, 2017	Common Shares	3,000	28,000	D
Common Share Options (right to buy)^F3	$742.00	Jan 9, 2017	M	3,000	D	—	Jan 20, 2017	Common Shares	3,000	25,000	D
Common Share Options (right to buy)^F3	$742.00	Jan 10, 2017	M	3,000	D	—	Jan 20, 2017	Common Shares	3,000	22,000	D

F1Includes shares held in accounts jointly owned by the Reporting Person and his spouse.
F2Since the date of the Reporting Person's last filing, 500 WTM Common Shares were reclassified from indirect to direct holdings.
F3All of the options are fully vested and exercisable.