Is IDU a good investment?

iShares U.S. Utilities ETF (IDU) is a utilities sector ETF. As of September 11, 2026, ETF Copilot scores IDU 4.7 out of 10 — highest on Valuation (8.4), lowest on Return (2.8). It trades at 19.7 times earnings, against its own median of 21.4. Its ten largest holdings are 52% of the fund.

Updated September 11, 2026

How is IDU rated? ETF Copilot scores iShares U.S. Utilities ETF (IDU) 4.7 out of 10

As of September 11, 2026, ETF Copilot scores iShares U.S. Utilities ETF (IDU) 4.7 out of 10 overall.

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

Overall: 4.7 / 10
Growth: 3.7 / 10
Valuation: 8.4 / 10
Risk: 5.2 / 10
Quality: 4.9 / 10
Return: 2.8 / 10

What is IDU's expense ratio? 0.37% a year

As of September 11, 2026, IDU charges 0.37% a year, yields 2.50% and holds $1.3B in assets across 48 positions.

iShares U.S. Utilities ETF (IDU) — cost, income and size
Measure	IDU
Expense ratio	0.37%
Dividend yield	2.50%
Assets under management	$1.3B
Holdings	48

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 IDU's data

U.S. utility sector stocks, weighted by market cap.

Earns more on its capital than the typical utility fund — a sign of stronger underlying operations.

Return on invested capital of 6.8% sits above the 6.6% peer median and its own 6.4% three-year average. Holds 48 stocks.

A regulated-utility anchor built for steady income, not growth.

Why did IDU move this week? It fell 1.5% in the week to September 11, 2026 — NextEra Energy and Waste Management drove it

IDU fell 1.5% in the week to September 11, 2026. The holdings that moved it most were NextEra Energy (−2.1%), Waste Management (−3.7%) and Dominion Resources (−3.6%); Vistra Energy (+2.9%) pushed the other way.

Is IDU expensive right now? It trades at 19.7 times earnings, against its own median of 21.4

As of September 11, 2026, IDU is cheaper than 73% of its own 114 monthly readings since 2017 — 31 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 IDU?

What's inside IDU: Size (Large 72%, Mid 28%, Small 1%); Geography (International 1%, US 99%); AI 0.4%.

What are IDU's top holdings? The ten largest are 52% of the fund

NextEra Energy, Southern, Constellation Energy, Duke Energy, Waste Management, American Electric Power, Dominion Resources, Sempra, Vistra and Entergy are IDU's largest holdings, in that order.

More concentrated than 56% of Utilities ETFs.

Half of IDU's weight sits in its 10 largest positions, and once those weights are taken into account it behaves like 25 equally weighted holdings.

Cite this

ETF Copilot, “iShares U.S. Utilities ETF (IDU) scores and holdings analysis”, as of September 11, 2026.
https://etf-copilot.com/etf/idu