Quick answer: There’s no single official ’60/20/20′ rule – it’s a variation on the classic 60/40 stock/bond guideline, splitting the traditionally 40% bond allocation into two smaller slices (often bonds plus an alternative asset). These ratios are general starting heuristics, not laws of investing.

Where 60/40 came from – and why variants exist

The 60/40 portfolio (60% stocks, 40% bonds) has been a widely referenced balanced-portfolio benchmark for decades because it historically captured much of stocks’ growth while bonds dampened volatility. Newer variants that split the ’40’ into two 20% slices (for example, bonds plus real estate or precious metals) are attempts to further diversify beyond just two asset classes.

Why no ratio is universally ‘best’

The right mix depends on your time horizon, risk tolerance, and need for liquidity – a 25-year-old and a 70-year-old retiree have very different capacities to withstand a market downturn, so applying the same fixed ratio to both ignores the most important variables in retirement planning.

Frequently Asked Questions

Is 60/40 still considered a good default portfolio?
It’s still a commonly referenced benchmark, though many advisors now suggest adjusting the mix based on age, goals, and risk tolerance rather than treating any fixed ratio as universal.

Should I add precious metals to replace part of my bond allocation?
That’s a personal risk-tolerance decision; precious metals don’t behave like bonds (no income, different volatility pattern), so swapping one for the other changes your portfolio’s risk profile, not just its diversification.

Source: Investor.gov – Asset Allocation Basics

Written by Samuel, Certified Public Accountant. Published August 2026.