ETF Copilot

IUSG vs SPYG: holdings overlap, shared companies and scores

As of October 28, 2026, IUSG and SPYG overlap 95.3% by weight. iShares Core S&P U.S. Growth ETF (IUSG): S&P U.S. Growth index. State Street SPDR Portfolio S&P 500 Growth ETF (SPYG): S&P 500 growth index.

Updated October 28, 2026

Where IUSG and SPYG trade against their own history

IUSG trades at 26.8 times earnings, against its own median of 27.5, and is cheaper than 56% of its own last 9 years.

SPYG trades at 26.8 times earnings, against its own median of 27.6, and is cheaper than 56% of its own last 9 years.

What moved IUSG and SPYG this week

IUSG fell 0.6% in the week to October 28, 2026. The holdings that moved it most were Meta Platforms (−12.2%), Nvidia (−3.0%) and Alphabet (−2.9%); Micron Technology (+7.6%) pushed the other way.

SPYG fell 0.6% in the week to October 28, 2026. The holdings that moved it most were Meta Platforms (−12.2%), Nvidia (−3.0%) and Alphabet (−2.9%); Micron Technology (+7.6%) pushed the other way.

What do IUSG and SPYG each hold?

What's inside IUSG: Tech 61%, Magnificent 7 49%.

57% of IUSG is its ten largest holdings.

What's inside SPYG: Tech 63%, Magnificent 7 51%.

60% of SPYG is its ten largest holdings.

How much do IUSG and SPYG overlap? 95.3% by weight

As of October 28, 2026, IUSG and SPYG overlap 95.3% by weight.

95% of IUSG is already inside SPYG.

100% of SPYG is already inside IUSG.

IUSG holds 402 companies and SPYG holds 152; 152 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 IUSG and SPYG? 7.5 and 7.6 out of 10

As of October 28, 2026, ETF Copilot scores IUSG 7.5 out of 10 and SPYG 7.6 out of 10.

They differ most on Risk: IUSG 3.1 and SPYG 3.0.

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

IUSG vs SPYG — ETF Copilot factor scores, 0–10
FactorIUSGSPYG
Growth9.19.2
Value5.96.0
Risk3.13.0
Quality9.89.9
Return8.38.4

IUSG and SPYG both charge 0.04% a year

As of October 28, 2026, IUSG charges 0.04% a year, yields 0.48% and holds $33.6B in assets across 402 positions.

As of October 28, 2026, SPYG charges 0.04% a year, yields 0.49% and holds $55.9B in assets across 152 positions.

IUSG vs SPYG — cost, income and size
MeasureIUSGSPYG
Expense ratio0.04%0.04%
Dividend yield0.48%0.49%
Assets under management$33.6B$55.9B
Holdings402152

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.

Compare with similar funds

Cite this

ETF Copilot, “IUSG vs SPYG holdings overlap and scores”, as of October 28, 2026.
https://etf-copilot.com/compare/iusg-vs-spyg

  1. iShares Core S&P U.S. Growth ETF (IUSG)
  2. State Street SPDR Portfolio S&P 500 Growth ETF (SPYG)

ETF Copilot Pro unlocks IUSG vs SPYG prices and holdings.

Try Pro free →