Is IOO a good investment?

iShares Global 100 ETF (IOO) is a global large-cap ETF. As of September 11, 2026, ETF Copilot scores IOO 5.7 out of 10 — highest on Quality (9.7), lowest on Growth (1.8). It trades at 24.1 times earnings, against its own median of 20.5. Its ten largest holdings are 59% of the fund.

Updated September 11, 2026

How is IOO rated? ETF Copilot scores iShares Global 100 ETF (IOO) 5.7 out of 10

As of September 11, 2026, ETF Copilot scores iShares Global 100 ETF (IOO) 5.7 out of 10 overall.

ETF Copilot scores (0–10 scale, higher is better):

Overall: 5.7 / 10
Growth: 1.8 / 10
Valuation: 4.0 / 10
Risk: 4.5 / 10
Quality: 9.7 / 10
Return: 8.8 / 10

What is IOO's expense ratio? 0.40% a year

As of September 11, 2026, IOO charges 0.40% a year, yields 1.18% and holds $9.2B in assets across 112 positions.

iShares Global 100 ETF (IOO) — cost, income and size
Measure	IOO
Expense ratio	0.40%
Dividend yield	1.18%
Assets under management	$9.2B
Holdings	112

Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.

What stands out in IOO's data

Global ETF tracking large-cap companies across developed markets.

Earns more on its capital than nearly any peer in its group — a sign the businesses it holds generate real profits.

Return on invested capital of 31.9% sits ahead of most peers and well above the category median of 23.8%. trailing P/E multiple of 24.1x is below average, and analysts expect 12.5% earnings growth.

A focused exposure to the world’s largest companies, built on high profitability and sustained growth.

Why did IOO move this week? It fell 1.1% in the week to September 11, 2026 — Nvidia and Microsoft drove it

IOO fell 1.1% in the week to September 11, 2026. The holdings that moved it most were Nvidia (−4.4%), Microsoft (−2.8%) and Novartis (−15.2%); Intel (+12.3%) pushed the other way.

Is IOO expensive right now? It trades at 24.1 times earnings, against its own median of 20.5

As of September 11, 2026, IOO is more expensive than 69% of its own 114 monthly readings since 2017 — 79 of those months were cheaper than today.

Trailing twelve-month, computed by ETF Copilot from the fund's holdings rather than quoted from a data provider, and rebuilt nightly.

What's inside IOO? 56% Tech

What's inside IOO: Size (Large 97%, Mid 2%, Small 1%); Geography (International 20%, US 80%); Tech 56.1%; Magnificent 7 47.9%; AI 29.7%; Semiconductors 20.9%; Memory 19.4%.

What are IOO's top holdings? The ten largest are 59% of the fund

Nvidia, Apple, Microsoft, Amazon.com, Alphabet, Broadcom, Samsung Electronics, JPMorgan Chase and Eli Lilly are IOO's largest holdings, in that order.

More concentrated than 82% of Global Large Cap ETFs.

Half of IOO's weight sits in its 7 largest positions, and once those weights are taken into account it behaves like 19 equally weighted holdings.

Cite this

ETF Copilot, “iShares Global 100 ETF (IOO) scores and holdings analysis”, as of September 11, 2026.
https://etf-copilot.com/etf/ioo