 LOS ANGELES, Aug. 3, 2021 PRNewswire -- Mercury General Corporation NYSE: MCY reported today for the second quarter of 2021: Consolidated Highlights Three Months Ended June 30, Change Six Months Ended June 30, Change 2021 2020 2021 2020 000s except per-share amounts and ratios Net premiums earned 2 926,820 811,898 114,922 14.2 1,842,741 1,734,471 108,270 6.2 Net premiums written 1 2 957,342 818,912 138,430 16.9 1,907,724 1,773,127 134,597 7.6 Net realized investment gains losses, net of tax 3 46,456 125,157 78,701 62.9 79,392 73,386 152,778 NM Net income 109,181 228,211 119,030 52.2 216,176 89,007 127,169 142.9 Net income per diluted share 1.97 4.12 2.15 52.2 3.90 1.61 2.29 142.2 Operating income 1 62,725 103,054 40,329 39.1 136,784 162,393 25,609 15.8 Operating income per diluted share 1 1.13 1.86 0.73 39.2 2.47 2.93 0.46 15.7 Catastrophe losses net of reinsurance 4 25,000 12,000 13,000 108.3 60,000 14,000 46,000 328.6 Combined ratio 5 94.9 88.2 6.7 pts 94.2 92.3 1.9 pts NM not meaningful 1 These measures are not based on U.S. generally accepted accounting principles GAAP, are defined in Information Regarding GAAP and Non-GAAP Measures and are reconciled to the most directly comparable GAAP measures in Supplemental Schedules. 2 The Companys net premiums earned and net premiums written for the three and six months ended June 30, 2020 were each reduced by approximately 106 million due to premium refunds and credits to its eligible policyholders under the Mercury Giveback program for reduced driving and business activities following the outbreak of the COVID-19 pandemic. 