Investor Presentaiton

SELECTIVE INSURANCE® A Track Record of Superior Execution Nine Consecutive Years of Double-Digit Non-GAAP Operating ROEs* and Above Average Industry Growth 2022 Non-GAAP Operating ROE of 12.4%* nn $6.2B Market Cap (as of 6/7/2023) 95+ Years of Financial Strength and Superior Execution $3.6B 2022 NPW (up 12% Y/Y) × 95.1% % 2022 GAAP Combined Ratio *For further information on non-GAAP financial measures, please see "Safe Harbor Statement" on Page 2. 4

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