Q2 2023 Performance Overview

Ketjen Overview Y/Y Q2 Performance Drivers Q2 2023 Performance Q2 2023 Y/Y $236 12% $236 12% Adj. EBITDA4 $43 337% Adj. EBITDA ex FX1,4 $44 342% Adj. EBITDA Margin4 18% +1350 bps Adj. EBITDA Margin ex FX1,4 19% +1390 bps • Net sales up 12% (price³ +11%, volume +1%); adjusted EBITDA up 337% • Increased sales due to higher prices primarily from fluid catalytic cracking and clean fuel technologies • Adjusted EBITDA increased largely due to an insurance claim receipt FY 2023 Outlook (as of Aug 2, 2023) Ketjen FY 2023 adj. EBITDA expected to be up 325-425% Y/Y, increased from previous outlook due to receipt of insurance claim Higher volumes across product segments driven by high refinery utilization; higher pricing primarily for FCC products Inflation in material costs and energy costs expected to moderate in 2023 (in millions) Net Sales Net Sales ex FX1 Drivers/Sensitivities FCC miles driven/transportation fuel consumption Historical Trend (TTM) Adjusted EBITDA Adjusted EBITDA Margin $87M $59M $63M • HPC - environmental sulfur regulations and miles driven/transportation fuel consumption PCS plastic and polyurethane demand 11% $29M $30M 7% 7% 3% 3% 2Q22 3Q22 4Q22 1Q23 2Q23 Note: Numbers may not reconcile due to rounding.1 Net of FX impacts.² Sales based on historical average.³ Includes FX impact.4 See appendix for non-GAAP reconciliations. ALBEMARLE 35 55

View entire presentation