The bank holiday weekend is the moment when most independent UK investors actually look at their portfolio for the first time since January. The instinct is to either trade something or to read the latest commentator's piece about why this is a bad market. Both are usually mistakes. Here is the working investor's checkpoint for the third week of May 2026 — what the data actually says, and the three positions worth structurally rebalancing this weekend.
Where the year stands at the end of May
Global equities, measured by the MSCI World, are up 5.2 per cent year-to-date in dollar terms. In sterling, after the strong pound performance against the dollar, the same index is up 1.8 per cent. The FTSE 100 specifically is up 4.4 per cent. The S&P 500 is up 6.1 per cent in dollars, down 0.7 per cent in sterling. Bond yields are roughly flat on the year.
The interesting datapoint nobody is talking about: cash. UK money-market funds and 6-month gilts are paying 4.55-4.85 per cent and have done all year. Over 12 months annualised, cash is competitive with equities after taxes for higher-rate taxpayers outside ISA wrappers.
What this tells us about the market: nothing dramatic. The 5-year forward expected return on UK and global equities sits in the 4-7 per cent range — historically average. The cash alternative has narrowed the gap. The implication is not to sell everything; it is to recognise that the "asset allocation matters" line, repeated by every adviser without much evidence for two decades, finally has measurable evidence behind it in 2026.
The portfolio rebalance that's actually overdue
If your last rebalance was January 2025 or earlier — which describes most independent UK investors I know — the equity allocation has drifted up materially. A portfolio targeted 60 per cent equity / 40 per cent fixed-income at start of 2024 is now probably 67-71 per cent equity, 29-33 per cent fixed income. The drift makes the portfolio meaningfully riskier than the targeted asset allocation.
The mechanical fix: sell down 6-8 per cent of equity holdings, redeploy into the fixed-income side. Inside an ISA wrapper this is a free transaction (no tax). In a general investment account, the disposal triggers capital gains — use the £3,000 annual allowance and accept the limit.
The specific positions to trim: whatever has run hardest. For most UK independent investors that's the US large-cap exposure through the S&P 500 ETF or the global tracker. The position size has grown not because of conviction but because of mechanical drift.
The three structural positions worth considering
First, the Vanguard FTSE Global All Cap or HSBC FTSE All-World remains the single best core position for the UK retail investor's equity allocation. If you don't own it as the core, fix that this weekend. The fee differential between this and any concentrated active manager is approximately 0.7 per cent per year — compounded over 20 years that is a 15 per cent difference in terminal wealth.
Second, gilts. The UK gilt curve at 4.4-4.7 per cent across 5 to 30-year maturities is at the most attractive entry point for sterling investors since 2007. The Vanguard UK Government Bond Index Fund or the iShares Core UK Gilts ETF (IGLT) are the cleanest expressions. For higher-rate taxpayers outside ISA: gilts are particularly tax-efficient because price gains are exempt from CGT, only the coupon is taxable.
Third, the cash money-market position. The Royal London Short Term Money Market Fund inside an ISA wrapper or general account, currently yielding 4.62 per cent gross, is the rational allocation for the "I don't need this for two years" tranche. Better than instant-access savings (which lose ground to inflation at 3.1 per cent CPI), better than fixed-term bond ladders for liquidity reasons.
What I would actively avoid in May 2026
Concentrated US technology positions outside a low-cost tracker. The Magnificent Seven now represents about 32 per cent of the global equity index by market cap. Adding more concentration through stock-picking is doubling down on what's already been the strongest performance of the past five years.
Cryptocurrency. Bitcoin at $91,000 in late May 2026 is up modestly year-to-date but the volatility regime has not changed. For UK independent investors, the tax treatment makes meaningful allocations meaningfully complex, and the asset class has not yet demonstrated diversification benefits to a traditional portfolio after costs.
Active equity funds with annual fees above 0.75 per cent. The empirical evidence has not changed: 87 per cent of active UK equity managers underperform their benchmark over five-year rolling windows. The argument for paying for active management has to clear a bar that almost no UK retail fund actually clears.
The bank-holiday Sunday to-do list
Open the portfolio. Calculate the actual current asset allocation versus the target. Rebalance if drift is more than 5 percentage points. Confirm the core equity holding is the cheapest available global tracker. Check that the fixed-income side has actual gilts, not just cash. Move idle cash to a money-market fund.
The actual time required: 45 minutes. The compound impact over the next ten years on a £75,000 portfolio: between £8,000 and £19,000 of additional wealth versus leaving the drift unchecked. The numbers are not glamorous. They are just the numbers.