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KINSALE CAPITAL GROUP Exhibit 99.1 Kinsale Capital Group , Inc. Reports 2021 Second Quarter Results Richmond , VA , July 29 , 2021 - Kinsale Capital Group , Inc. ( Nasdaq : KNSL ) reported net income of $ 35.6 million , $ 1.55 per diluted share , for the second quarter of 2021 compared to $ 30.3 million , $ 1.33 per diluted share , for the second quarter of 2020. Net income was $ 67.7 million , $ 2.94 per diluted share , for the first half of 2021 compared to $ 35.3 million , $ 1.56 per diluted share , for the first half of 2020 . Net operating earnings ( 1 ) were $ 29.4 million , $ 1.28 per diluted share , for the second quarter of 2021 compared to $ 19.1 million , $ 0.84 per diluted share , for the second quarter of 2020. Net operating earnings ( 1 ) were $ 54.9 million , $ 2.38 per diluted share , for the first half of 2021 compared to $ 36.4 million , $ 1.60 per diluted share , for the first half of 2020 . Highlights for the quarter included : • • Net income increased by 17.8 % compared to the second quarter of 2020 , which was due to growth in the business , rate increases and higher net favorable development of loss reserves from prior accident years , offset in part by lower unrealized gains on equity investments Net operating earnings ( 1 ) of $ 29.4 million increased by 53.8 % compared to the second quarter of 2020 44.7 % growth in gross written premiums to $ 194.1 million compared to the second quarter of 2020 11.8 % increase in net investment income to $ 7.4 million compared to the second quarter of 2020 Underwriting income ( 2 ) of $ 28.7 million in the second quarter of 2021 , resulting in a combined ratio of 79.2 % 18.2 % annualized operating return on equity ( 4 ) for the six months ended June 30 , 2021 " Our levels of profitability and growth for the second quarter reflected a steadily improving economy , favorable E & S market conditions and the Kinsale focus on disciplined underwriting and low costs . A year to date combined ratio of 79.5 % and an 18.2 % operating return on equity reinforces Kinsale's position as a top performer . We are optimistic about the overall tone of the E & S market and our own prospects for the remainder of the year and beyond , " said President and Chief Executive Officer , Michael P. Kehoe . Results of Operations Underwriting Results Gross written premiums were $ 194.1 million for the second quarter of 2021 compared to $ 134.1 million for the second quarter of 2020 , an increase of 44.7 % . Gross written premiums were $ 362.9 million for the first half of 2021 compared to $ 258.1 million for the first half of 2020 , an increase of 40.6 % . During the second quarter and first half of 2021 , growth in gross written premiums over the same periods last year was driven by higher submission activity from brokers and rate increases on bound accounts . Underwriting income ( 2 ) was $ 28.7 million , resulting in a combined ratio of 79.2 % , for the second quarter of 2021 , compared to $ 15.7 million and a combined ratio of 83.8 % for the same period last year . The increase in underwriting income ( 2 ) quarter over quarter , was largely due to premium growth from a strong underwriting environment , continued rate increases and higher net favorable development of loss reserves from prior accident years . These increases were offset in part by modest activity in catastrophe losses , largely from development on losses related to winter storms Uri and Viola in Texas . Loss and expense ratios were 57.5 % and 21.7 % , respectively , for the second quarter of 2021 compared to 60.1 % and 23.7 % for the second 1