Growing Organically Through Innovation and Commercial Excellence

RECONCILIATION OF LONG-TERM DEBT (INCLUDING CURRENT PORTION) TO NET DEBT TO CAPITALIZATION RATIO (M) (Unaudited) Current portion of long-term debt Plus: Long-term debt, net of current portion Less: Cash and cash equivalents Net debt WWATTS September 24, 2023 December 31, 2022 $ - $ - 98.2 147.6 (362.7) (310.8) ($264.5) ($163.2) Net debt ($264.5) ($163.2) Plus: Total stockholders' equity 1,452.0 1,300.6 Capitalization $1,187.5 $1,137.4 Net debt to capitalization ratio (22.3%) (14.3%) WTS Investor Presentation | 23

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