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ETFs: how to read a fund profile
An ETF is a basket you can read like an open book, every fee, holding and exposure is published. The skill is knowing which fields actually matter. We'll walk two real examples from justETF: a global equity ETF and a physical gold ETC, deliberately different, so the same checklist works on anything.
The two examples
| Field | iShares Core MSCI World (SWDA) | Invesco Physical Gold (SGLD) |
|---|---|---|
| ISIN | IE00B4L5Y983 | IE00B579F325 |
| Type | ETF (UCITS fund) | ETC (commodity note) |
| Tracks | MSCI World, 1,281 stocks | Gold spot price (USD) |
| TER (annual cost) | 0.20% | 0.12% |
| Fund size (AUM) | €124B | €23B |
| Replication | Physical, optimized sampling | Physically backed metal |
| Distribution | Accumulating | Accumulating |
| Domicile | Ireland | Ireland |
| Currency | USD | USD |
| Inception | Sep 2009 | Jun 2009 |
Figures via justETF, indicative and change over time, always check the live profile before acting.
The key parameters, and why each matters
Product type: ETF vs ETC
SWDA is a UCITS fund: your money buys a slice of a ring-fenced basket of shares, legally separate from the provider. SGLD is an ETC, technically a debt note backed by physical gold in a vault. Both are collateralized, but an ETC carries an issuer/structure you should understand: check it's physically backed (SGLD is, at J.P. Morgan) rather than synthetic. Rule: know whether you're holding a fund or a note.
TER, total expense ratio
The annual cost, skimmed daily. SWDA 0.20%, SGLD 0.12%. Sounds tiny; it compounds. On €10,000 over 20 years, 0.20% vs a 0.50% fund is roughly €1,000+ of difference, for the same index. Cheaper isn't automatically better, but for a plain index exposure, TER is the first number to compare.
Replication method
- Physical (full): the fund actually holds every constituent. Simplest, most transparent.
- Physical (sampling): holds a representative subset, SWDA does this, normal for a 1,281-stock index. Introduces tiny tracking difference.
- Synthetic (swap): uses a derivative to mirror the index. Cheap and precise, but adds counterparty risk. Prefer physical unless you know why you want synthetic.
Distribution policy: Accumulating vs Distributing
Both examples are Accumulating (Acc): income is reinvested inside the fund, compounding automatically and often deferring tax. A Distributing (Dist) version pays dividends to your account, useful if you want cash flow. Same index, two share classes: pick Acc to grow, Dist to draw income.
Domicile
Both are domiciled in Ireland, not a detail. Irish-domiciled funds benefit from a US tax treaty that cuts withholding tax on US dividends (from 30% to 15%), which matters a lot for a US-heavy fund. For a European investor, Ireland/Luxembourg domicile is usually the tax-efficient default.
Fund currency vs. your currency
Both quote in USD. A common myth: "USD fund = currency risk for me." What actually drives your currency exposure is the underlying assets, not the quote currency. SWDA is ~68% US companies, so you carry USD exposure regardless of whether you buy the USD or EUR line. A "EUR-hedged" share class removes that, at a cost. Know the difference between fund currency and true exposure.
Fund size (AUM)
€124B and €23B, both huge. Larger AUM generally means tighter spreads, better liquidity and far lower risk of the fund closing and forcing you to sell. Be wary of tiny funds (under ~€100M): more likely to be liquidated.
How to read the top holdings & concentration
This is where a fund's name can lie to you. SWDA is a "World" fund, but look at what's actually inside:
| # | Holding | Weight |
|---|---|---|
| 1 | NVIDIA | 5.42% |
| 2 | Apple | 5.09% |
| 3 | Microsoft | 3.53% |
| 4 | Amazon | 2.91% |
| 5 | Alphabet A | 2.46% |
| 6 | Broadcom | 2.23% |
| 7 | Alphabet C | 1.93% |
| 8 | Meta Platforms | 1.54% |
| 9 | Tesla | 1.36% |
| 10 | Micron | 1.22% |
The top 10 are all US mega-cap tech, ~28% of the whole fund. A "global" tracker is, in practice, heavily a US-tech bet. That's not wrong, it's what the market-cap index dictates, but you should know it, so you don't buy the same NVIDIA exposure three times across "different" funds. SGLD has no holdings table: it's a single asset (gold), concentration by design, zero diversification, but a genuine diversifier against equities.
Exposure: country & sector
Below the holdings, the profile breaks exposure down. For SWDA:
| Country | Weight | Sector | Weight |
|---|---|---|---|
| United States | 68.4% | Technology | 30.9% |
| Japan | 5.6% | Financials | 13.4% |
| United Kingdom | 3.1% | Industrials | 10.2% |
| Canada | 3.0% | Consumer Disc. | 9.3% |
| Others | 20.0% | Others | 36.3% |
Two things to check every time: home-country weight (68% US here, are you doubling up if you also hold an S&P 500 fund?) and sector concentration (31% tech, how correlated is this with your other positions?). Real diversification is about combined exposure, not fund count.
Where the ETF world is now (2026)
Reading a single fund is half the job. The backdrop has shifted, and it changes what "buying the index" actually means today. Live figures on the KPI dashboard.
- Concentration at records. The top 10 US stocks are about 40% of the S&P 500, roughly a third is the "Magnificent Seven". A plain S&P 500 or World ETF is now a concentrated mega-cap tech bet, less diversified than the name suggests.
- Dividend yield at an all-time low. The S&P 500 yields about 1.05% (Aug 2026), the lowest since the 1800s, versus a roughly 2.9% long-run median. Prices ran ahead of payouts and the index is dominated by low or no-dividend tech. If you invest for income, a broad-index ETF barely pays, look at dividend-focused ETFs instead.
- Passive is now bigger than active. Index funds and ETFs hold about $21.9tn versus $18.8tn in active strategies (mid-2026), with ETFs pulling record inflows. When passive flows dominate, money buys the biggest names by weight regardless of value, which feeds the concentration above.
- Leveraged and single-stock ETFs are booming. Assets in high-risk leveraged and single-stock ETFs roughly doubled in a year. They reset daily and decay over time, built for short holds, not buy-and-hold. Always know which product you are actually holding.
Plan it, don't guess it. Project a monthly plan (a PAC / dollar-cost-averaging) into a broad ETF with our compound calculator: set the monthly amount, an expected return and the fund's TER, and it shows the future value and exactly how much that annual cost quietly eats over the years. The lesson from the TER section, made concrete.
The read-it-in-60-seconds checklist
- Cost: TER, and tracking difference vs the index.
- Structure: ETF or ETC; physical or synthetic.
- Income: Accumulating or Distributing.
- Tax: domicile (Ireland/Lux for EU investors).
- What you actually own: top-10 weight, country and sector concentration.
- Durability: AUM large enough to stay open and liquid.
Educational market information, not financial advice, and not a recommendation to buy any specific fund. Figures are indicative and change, verify on the live profile. Markets carry risk of loss.