Spend under management is the share of an organisation's total spend that procurement actively governs, makes visible, and routes through defined processes and contracts.
Distinction from savings. Savings are outcome-based; spend under management is structural.
Calculation. Share of total spend routed through a defined, governed process.
Levers. Falling process cost per sourcing event makes progressively smaller requirements worth sourcing competitively.
Reference figures. Varies widely by organisational maturity.