Investor Presentaiton

200 Medical Case Reserve Changes Reserves ($ Millions) 0 50 100 150 183 160 158 157 157 156 143 142 142 31 21 27 20 16 3 5 -4 -5 140 -50 2011 2012 2013 2014 2015 2016 2017 2018 2019 -42 2020 Calendar Year Latest AY ■ Prior AYs ■Net Reserve Impact Case reserves based on MWCIA Financial data MWCIA years Comments ■ Medical reserves for the latest accident year are the lowest seen in the last decade. ■ The change of medical reserves on prior accident years is the greatest takedown of the last decade. ■ The net change is a net reserve decrease of $42M, much larger than typically seen. 21 221

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