Investor Presentaiton

Renewal Pure Price (%) SELECTIVE INSURANCE® Consistently Achieving Price Increases In Alignment with Loss Trend Commercial Lines Pricing and Retention SIGI Pricing ICLIPS Pricing -SIGI Retention 88% 10.0% 6.0% 2.0% -2.0% 2009 2011 2013 2015 2017 2019 2021 84% 80% 76% 1Q23 CLIPS: Willis Towers Watson Commercial Lines Insurance Pricing Survey; 1Q23 CLIPS pricing is not yet available Retention (%) . Selective's renewal pure price increases exceeded industry average from 2009-2018 • Attractively priced book with strong embedded profitability • Ability to obtain appropriate price enabled by: - ― Strong distribution partner relationships Sophisticated tools and actionable data Culture of underwriting discipline Commercial Lines renewal pure price increases averaged 7.0% in 1Q23; up from 5.6% in 4Q22 13

View entire presentation