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What "all-in cost" really means
The cost of running a portfolio is more than the advisory fee - layer in fund expense ratios and trading drag and the real number is often double the headline.
When someone says their portfolio "costs 1%," they usually mean the advisory fee. That is rarely the whole number. The all-in cost layers in everything that comes out of the portfolio before it reaches you - and the real figure is often close to double the headline fee. Knowing it means you are working from the real number, not the headline.
The layers
- Advisory fee - what an advisor charges to manage the money, usually quoted as a percentage of assets (an "AUM fee").
- Fund expense ratios - the internal cost of every mutual fund and ETF you hold, deducted inside the fund before any return reaches you. You never see a bill; it is netted out silently.
- Drag - trading costs, cash drag, and the tax cost of unnecessary turnover.
A 1% advisory fee on top of funds averaging 0.5% is a 1.5% all-in cost. On a $5M portfolio that is $75,000 a year - and because it compounds, the lifetime figure is far larger than any single year suggests.
Why the number matters for a self-directed household
Cost is the one variable in investing you can know in advance and control directly. Returns are uncertain; fees are not. Over decades, the gap between a 1.5% all-in cost and a 0.3% one compounds into a very large number - often years of retirement spending. For a household deciding whether to run its own money or what to expect from an advisor relationship, the all-in cost is the cleanest, most honest figure to start from.
How Ironlake treats it - constructively
Ironlake's Cost & Performance surface shows the all-in cost broken into its layers and compares your return against your IPS policy benchmark - the return your own target allocation would have produced. The framing is deliberately neutral. Ironlake does not say an advisor is underperforming or that you should switch; it shows the all-in cost, the return versus the policy benchmark, and offers to generate a meeting agenda so you can bring better questions to the table. The goal is a more informed household, not an adversarial one.
- Try the math without an account: the all-in cost calculator.
- Related: what an Investment Policy Statement is.
Honest limits
A complete all-in cost needs complete data - every fund's expense ratio, the full fee schedule, the turnover. Where a piece is missing, the number is a partial estimate, and Ironlake flags it as such rather than presenting a false precision. The benchmark comparison is honest-by-construction: it shows coverage and marks figures approximate. The tool shows you the cost; what to do about it is your decision.