Tags Sun Life Assurance Company Sun Life Assurance buys out PVI stake Wednesday, Aug 31, 2016 Canada''s Sun Life Assurance Company has bought out PVI Holdings'' 25 per cent stake in PVI Sun Life Insurance Company Limited to increase its ownership to 100 per cent. Sun Life increases stake to 75% in VN joint venture Friday, Nov 13, 2015 Canadian-owned Sun Life Assurance Company has increased its stake in PVI Sun Life Insurance Company Ltd from 49 per cent to 75 per cent.