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Posted by MillTech Team | 7 October 2026

Closing the Cash Optimisation Gap: The MillTech 2026 UK Cash Management Report

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Despite frequent cash-positions reviews, our new survey of senior finance decision-makers across the UK finds that firms hold an average of more than £900m in excess cash, with operation friction, slow onboarding, and fragmented market access standing in the way. As automation becomes widespread and demand for money market funds set to rise, the focus is shifting from identifying idle cash to optimising it more efficiently.

Please refer to our Research Disclosure Page for more information on the data referred to on this page.

Cash is under constant review, yet still under-optimised

£900m in cash left under-optimised on averageAverage cash review frequency: 55.8 times a year82% say excess cash could achieve better returns

Operational friction is blocking optimisation

36% struggle to compare available money market fund rates35% cite limited time or internal resources as a barrier to cash optimisation35% cite money market fund account opening as a barrier to cash optimisation

Slow onboarding is limiting provider diversification

Average onboarding time for money market fund providers: 3.23 months.97% are discouraged from adding providers by onboarding friction94% would be more likely to add providers if onboarding improved.

Automation is already standard, AI is next

89% automate cash management37% see AI optimisation as the most impactful development
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Cash balances of this size are too significant to sit in the background. How efficiently that cash is deployed can have a meaningful impact on financial performance.

Neil Gallacher
Co-Head of Cash Management Solutions

Neil Gallagher New
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Smallbook Cm

Closing the Cash Optimisation Gap: The MillTech 2026 UK Cash Management Report

Firms hold an average of more than £900m in excess cash, with significant scope to optimise how balances are put to work