Is IWC a good investment?

iShares Micro-Cap ETF (IWC) is a US small-cap ETF. As of September 11, 2026, ETF Copilot scores IWC 4.0 out of 10 — highest on Valuation (8.2), lowest on Quality (0.8). It trades at 13.2 times earnings, against its own median of 13.6. Its ten largest holdings are 5% of the fund.

Updated September 11, 2026

How is IWC rated? ETF Copilot scores iShares Micro-Cap ETF (IWC) 4.0 out of 10

As of September 11, 2026, ETF Copilot scores iShares Micro-Cap ETF (IWC) 4.0 out of 10 overall.

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

Overall: 4.0 / 10
Growth: 3.6 / 10
Valuation: 8.2 / 10
Risk: 1.6 / 10
Quality: 0.8 / 10
Return: 5.5 / 10

What is IWC's expense ratio? 0.60% a year

As of September 11, 2026, IWC charges 0.60% a year, yields 1.32% and holds $1.5B in assets across 1346 positions.

iShares Micro-Cap ETF (IWC) — cost, income and size
Measure	IWC
Expense ratio	0.60%
Dividend yield	1.32%
Assets under management	$1.5B
Holdings	1346

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 IWC's data

iShares Micro-Cap ETF tracks US small-cap stocks at the smallest end.

Its valuation is unusually low compared to similar funds.

Trailing P/E multiple of 13.2x, well below the category median of 17.1x.

Adds exposure to the smallest US companies at a discounted valuation relative to peers.

Why did IWC move this week? It fell 2.1% in the week to September 11, 2026 — Sellas Life Sciences and Xeris Biopharma drove it

IWC fell 2.1% in the week to September 11, 2026. The holdings that moved it most were Sellas Life Sciences (−15.7%), Xeris Biopharma (−13.3%) and Nuvation BIO (−10.3%); Bandwidth (+20.8%) pushed the other way.

Is IWC expensive right now? It trades at 13.2 times earnings, against its own median of 13.6

As of September 11, 2026, IWC is cheaper than 57% of its own 114 monthly readings since 2017 — 49 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 IWC? 12% Tech

What's inside IWC: Size (Large 0%, Mid 0%, Small 99%); Geography (International 7%, US 94%); Tech 11.7%; Semiconductors 1.3%.

What are IWC's top holdings? The ten largest are 5% of the fund

Sellas Life Sciences, Penguin Solutions, Caredx, Nurix Therapeutics, Ouster, Viridian Therapeutics ORS, Interface, MBX Biosciences, Urogen Pharma and Innodata are IWC's largest holdings, in that order.

Less concentrated than 76% of US Small Cap ETFs.

Half of IWC's weight sits in its 212 largest positions, and once those weights are taken into account it behaves like 576 equally weighted holdings.

Cite this

ETF Copilot, “iShares Micro-Cap ETF (IWC) scores and holdings analysis”, as of September 11, 2026.
https://etf-copilot.com/etf/iwc