PEMBROKE, Bermuda--(BUSINESS WIRE)--PartnerRe Ltd. (NYSE:PRE) today reported a net loss of $103.1 million, or $2.16 per share for the second quarter of 2015. This includes net after-tax realized and unrealized losses on investments of $217.2 million, or $4.55 per share. Net income for the second quarter of 2014 was $257.7 million, or $5.02 per share, including net after-tax realized and unrealized gains on investments of $123.7 million, or $2.41 per share. The Company reported operating earning