Key Highlights

  • The fund holds 46 U.S. companies that Supply electricity, gas and water.
  • NextEra Energy, Southern and Duke Energy are the largest holdings, with combined weights of about 24%.
  • The expense ratio is 0.37%, and net Assets stood at about US$1.42 billion.
  • The fund pays distributions quarterly, with a 30-day SEC Yield of 2.62%.

The iShares U.S. Utilities ETF (NYSE:IDU) gives investors exposure to U.S. companies that supply electricity, gas and water. The fund closed at $110.43 on 6 November 2026, with a net asset value of $110.44. It is one of the sector funds in the iShares range that tracks a capped version of a broad U.S. index.

Fund detail

Data (as stated on the fund page)

Exchange

NYSE Arca

Closing price (6 Nov 2026)

$110.43

Net asset value (6 Nov 2026)

$110.44

Net assets (6 Nov 2026)

$1,424.7 million

Expense ratio

0.37%

Number of holdings

46

Benchmark index

Russell 1000 Utilities RIC 22.5/45 Capped Index

Fund inception

12 June 2000

Distribution frequency

Quarterly

30-day SEC yield (30 Sep 2026)

2.62%

Largest holdings and sector mix

NextEra Energy holds 11.34% of market value, Southern 6.64% and Duke Energy 6.22%. Waste Management, Constellation Energy, American Electric Power, Dominion Energy, Entergy, Sempra and Xcel Energy complete the top ten.

Waste Management is classified in the industrials sector, but its inclusion reflects the index's definition of utility-related businesses.

Costs and trading

The expense ratio is 0.37%, and the fund had 12.9 million shares outstanding on 6 November 2026. Daily Volume that day was about 740,000 shares, and the 30-day median bid-ask spread was 0.04%. The price-to-earnings ratio stood at 22.40 as of 5 November 2026.

Distributions and index

The fund pays distributions quarterly. Its 30-day SEC yield as of 30 September 2026 was 2.62%. It tracks the Russell 1000 Utilities RIC 22.5/45 Capped Index, and the fund has been listed since 12 June 2000.

Final Word

IDU provides a sector-based route into U.S. Utility companies, with the largest positions weighted toward a few large electricity producers. The portfolio's composition will depend on future index reviews and the companies' own disclosures.