Decision intelligence for UK wealth managers. Live behavioural data across ISA and pension wrappers, turned into strategy, communications and competitive insight.
Where we are in the accumulation/decumulation cycle and what it means for client outcomes.
Isolating the highest-value ISA and pension users to surface acquisition-critical behavioural signals.
Capital allocation patterns, wrapper rotation, rate sensitivity, and competitive positioning across ISA providers.
| # | Provider | Share | MoM |
|---|---|---|---|
| 1 | Nationwide | 19.3% | +4.9pp |
| 2 | Lloyds | 8.2% | — |
| 3 | Trading 212 | 7.7% | -1.5pp |
| 4 | Santander | 6.9% | +3.2pp |
| 5 | NatWest | 5.6% | -2.5pp |
Withdrawal strategy adoption, tax-free cash uptake, pot sizing, and retirement planning signals.
Switching behaviour, provider market share dynamics, rate sensitivity, and competitive positioning across ISA and pension platforms.
Transfer intent at 12.0% is within normal range. up 4.4pp MoM. Gaining share: Nationwide (+4.9pp), Santander (+3.2pp), Halifax (+1.9pp). Losing share: Trading 212 (-1.5pp), NatWest (-2.5pp).
| # | Provider | Share | MoM |
|---|---|---|---|
| 1 | Nationwide | 19.3% | +4.9pp |
| 2 | Lloyds | 8.2% | - |
| 3 | Trading 212 | 7.7% | -1.5pp |
| 4 | Santander | 6.9% | +3.2pp |
| 5 | NatWest | 5.6% | -2.5pp |
| 6 | Halifax | 5.6% | +1.9pp |
| 7 | Vanguard | 4.3% | +2.7pp |
| 8 | Moneybox | 3.9% | - |
Every month, we generate branded content your firm can send directly to clients: newsletters, social posts, and market commentary. Here's this month's preview.
Data-driven topics your clients are likely to raise this month, with prepared responses and actions.
Where capital is at risk of leaving advisory scope and where new inflows can be captured.
Live behavioural personas that update monthly. Each represents a distinct user cohort with actionable commercial characteristics.
Data-driven answers to key questions about UK wealth, ISA markets, pension drawdown, and advisory intelligence.
UK household wealth encompasses the total financial assets held by individuals and families across the country, including savings, pensions, property, and investments. According to the ONS, total UK household wealth exceeds £15 trillion, with financial wealth (pensions, savings, investments) making up a significant portion.
For wealth managers and financial advisers, understanding household wealth trends is essential for client acquisition, retention, and competitive positioning. The Wealth Index tracks behavioural data across ISA accumulation and pension decumulation to provide forward-looking intelligence on how capital is flowing through the UK wealth landscape.
Based on 233 users sampled in April 2026, the Wealth Index recorded a mean opening deposit of £32,224. Across the captured sample, this represents approximately £7,508,076 in total ISA deposits for the month.
The wrapper split shows 90.6% allocated to Cash ISAs and 9.4% to Stocks & Shares ISAs, with S&S allocation rising 2.3pp month-on-month. HMRC reports that UK adults deposited approximately £80 billion into ISAs in 2023-24, underscoring the scale of the ISA market.
The UK ISA allowance for the 2025/26 tax year is £20,000 per individual. This covers Cash ISAs, Stocks & Shares ISAs, Innovative Finance ISAs, and Lifetime ISAs (with a separate £4,000 sub-limit).
From our April 2026 sample of 233 users, the mean opening deposit of £32,224 suggests savers are heavily utilising the full allowance. 56.7% of users sampled were first-time ISA holders, indicating ongoing market growth.
Approximately 22 million UK adults hold at least one ISA, with around 11 million subscribing (making new deposits) in any given tax year. Cash ISAs remain the most popular wrapper, though Stocks & Shares ISAs have seen growing adoption, particularly among younger investors.
The Wealth Index tracks ISA behavioural data monthly to identify shifts in provider preference, wrapper allocation, and new entrant trends. In April 2026, 56.7% of our sampled users were opening their first ISA, and 26.2% were under 35 years old.
Pension drawdown (also known as flexi-access drawdown) allows individuals to withdraw money from their defined contribution pension pot while keeping the remainder invested. Since the 2015 pension freedoms, drawdown has become the dominant method of accessing pension wealth in the UK.
From our April 2026 sample of 31 pension users, the mean pot size was £590,968 and the mean withdrawal age was 62.0. 60.0% of users adopted a sustainable withdrawal strategy aligned with the 4% rule, while 75.0% accessed their 25% tax-free cash entitlement.
UK pension holders can typically withdraw up to 25% of their pension pot as a tax-free lump sum from age 55 (rising to 57 from April 2028). This is known as the Pension Commencement Lump Sum (PCLS) and is capped at £268,275 for most individuals.
In April 2026, our data shows 75.0% of pension users accessed tax-free cash, representing an estimated £0 in captured capital exiting pension wrappers. When extrapolated to the UK's approximately 1 million annual drawdown entrants, this represents a significant capital flow that wealth managers should be tracking.
The Accumulation Index (currently 47/100) measures the strength of capital inflow behaviour across ISA deposits, new entrant growth, Stocks & Shares allocation, and contribution regularity. A higher score indicates stronger capital building activity.
The Decumulation Index (currently 58/100) measures the intensity of pension drawdown activity, including tax-free cash uptake, 4% rule adoption, and withdrawal age trends. Together, these indices form the Wealth Cycle, currently in the Decumulation Phase, giving advisers a forward-looking view of where UK household capital is flowing.
Wealth managers and financial advisory firms use market intelligence reports to inform their client strategy, competitive positioning, and business development. Common use cases include:
The Wealth Index provides monthly intelligence packs, weekly pulse alerts, and prospect reports tailored to institutional subscribers.
AUM leakage refers to assets under management that are at risk of leaving an advisory firm's scope, whether through transfers to competitors, pension cash withdrawals, debt-driven drawdown, or rate-chasing behaviour.
The Wealth Index Leakage Score (currently 45/100, rated elevated) is a composite of transfer intent (12.0%), debt-driven pension drawdown (2%), tax-free cash uptake, and rate sensitivity signals. In April 2026, we estimated £147,742 in captured capital at risk across 31 pension users sampled.
The UK ISA provider landscape is dominated by a mix of high-street banks, building societies, and investment platforms. Based on our April 2026 behavioural data from 233 users sampled:
Provider rankings shift monthly based on rate changes, marketing campaigns, and seasonal trends. The Wealth Index tracks these competitive dynamics to help advisory firms anticipate platform migrations and switching behaviour.
In April 2026, 26.2% of ISA users sampled were under 35 years old. This cohort is increasingly important for wealth managers because younger investors tend to favour Stocks & Shares ISAs over Cash ISAs, show higher digital engagement, and represent a long-term accumulation opportunity.
Currently 9.4% of sampled ISA activity is in Stocks & Shares wrappers, and younger savers are disproportionately driving this allocation shift. Understanding the age profile of new entrants helps advisory firms build pipeline strategies for future AUM growth.
A wealth cycle describes the macro pattern of how household capital flows between accumulation (saving, investing, building wealth) and decumulation (spending, drawing down, redistributing). The Wealth Index identifies six distinct phases:
As of April 2026, the UK wealth cycle is in the Decumulation Phase: Decumulation (index: 58) is outpacing accumulation (index: 47). More capital is leaving pension wrappers than entering ISA accumulation. Debt-driven drawdown at 6.5% (+6.5pp MoM) is a background stress signal worth monitoring. Under-35s represent 26.2% of ISA users, primarily in Cash (90.6%). A cohort that may transition to investment wrappers as conditions shift.
The Wealth Index analyses behavioural data from UK ISA and pension drawdown activity. All analytics are deterministic, and there are no AI-generated opinions or LLM calls involved. Every metric, score, and insight is derived from observed user behaviour.
Data is processed through quality-checked pipelines with provider canonicalisation, outlier handling, and confidence scoring. Each monthly release includes a confidence score (0–100) reflecting sample size, data completeness, and statistical reliability. In April 2026, we sampled 233 ISA users and 31 pension users.
Market inferences (estimates of UK-wide trends) are clearly labelled as directional projections based on captured behavioural data, not actual market totals.
The Wealth Index provides a suite of intelligence products designed for UK wealth management firms, platforms, and advisory practices:
All reports are generated as branded PDF documents using live behavioural data. Request institutional access to receive these reports.
The FCA's Consumer Duty requires firms to demonstrate good client outcomes using independent, objective evidence, not just internal MI. The Wealth Index provides the third-party behavioural benchmarks your annual board report needs.
Board report evidence: 12 months of independent data on capital flows, withdrawal patterns, and provider competition, formatted for Senior Manager (SMF) oversight and direct inclusion in your annual Consumer Duty submission.
Foreseeable harm monitoring: Our credit stress and vulnerability signals (such as the 75.0% debt-driven drawdown indicator) provide forward-looking, leading indicators of financial distress, the type of proactive monitoring the FCA expects, rather than relying on lagging complaint data.
CCI transition readiness: From April 2026, the new Consumer Composite Investment rules require consumer-centric product summaries. Our longitudinal wealth data benchmarks your product definitions against actual consumer behaviour nationally.
Yes, that's one of the primary use cases. The Wealth Index monthly comms pack includes white-label content you can brand as your own firm's market intelligence. Each month you receive:
All content uses real behavioural data from the Wealth Index, not generic commentary. Your clients see market-informed insight branded to your firm, which positions you as a forward-thinking adviser who stays ahead of trends.
Get access to full monthly intelligence packs, weekly pulse alerts, and bespoke commercial reports.
Debt-driven drawdown at 6.5% and rising (+6.5pp MoM). Pension capital is exiting the wealth system to service liabilities. Decumulation dominates at 18.3x ISA deposits. 75.0% taking tax-free lump sums creates a one-way capital flow out of advisory scope unless reinvestment conversations happen early.