IWP vs IWS: holdings overlap, shared companies and scores

As of September 11, 2026, IWP and IWS overlap 10.7% by weight. iShares Russell Mid-Cap Growth ETF (IWP): Russell MidCap Growth index. iShares Russell Mid-Cap Value ETF (IWS): U.S. mid-cap value stocks.

Updated September 11, 2026

How much do IWP and IWS overlap?

As of September 11, 2026, IWP and IWS overlap 10.7% by weight.

35% of IWP is already inside IWS.

19% of IWS is already inside IWP.

IWP holds 268 companies and IWS holds 716; 164 are in both.

Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.

How does ETF Copilot score IWP and IWS?

As of September 11, 2026, ETF Copilot scores IWP 5.1 out of 10 and IWS 4.4 out of 10.

They differ most on Growth: IWP 8.4 and IWS 4.4.

The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.

IWP vs IWS — ETF Copilot factor scores, 0–10
Factor	IWP	IWS
Growth	8.4	4.4
Valuation	6.9	6.0
Risk	2.5	4.0
Quality	2.9	2.7
Return	3.6	4.8

IWP and IWS all charge 0.23% a year

As of September 11, 2026, IWP charges 0.23% a year, yields 0.66% and holds $19.6B in assets across 268 positions.

As of September 11, 2026, IWS charges 0.23% a year, yields 1.84% and holds $15.7B in assets across 716 positions.

IWP vs IWS — cost, income and size
Measure	IWP	IWS
Expense ratio	0.23%	0.23%
Dividend yield	0.66%	1.84%
Assets under management	$19.6B	$15.7B
Holdings	268	716

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.

Where IWP and IWS trade against their own history

IWP trades at 29.6 times earnings, against its own median of 27.0, and is more expensive than 60% of its own 114 monthly readings since 2017.

IWS trades at 18.6 times earnings, against its own median of 17.3, and is more expensive than 61% of its own 114 monthly readings since 2017.

What moved IWP and IWS this week

IWP fell 1.3% in the week to September 11, 2026. The holdings that moved it most were Snowflake (−7.7%), Robinhood Markets (−9.7%) and Autodesk (−10.6%); Cloudflare (+7.7%) pushed the other way.

IWS fell 2.3% in the week to September 11, 2026. The holdings that moved it most were Baker Hughes (−7.2%), Workday (−10.3%) and Coinbase Global (−9.1%); Hewlett Packa (+14.1%) pushed the other way.

What do IWP and IWS each hold?

What's inside IWP: Tech 34%, AI 8%.

21% of IWP is its ten largest holdings.

What's inside IWS: Tech 12%, Semiconductors 1%.

7% of IWS is its ten largest holdings.

Compare with similar funds

Cite this

ETF Copilot, “IWP vs IWS holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/iwp-vs-iws