SPY vs XLG: holdings overlap, shared companies and scores

As of September 11, 2026, SPY and XLG overlap 63.4% by weight. State Street SPDR S&P 500 ETF (SPY): S&P 500 index exposure. Invesco S&P 500 Top 50 ETF (XLG): Top 50 S&P 500 stocks.

Updated September 11, 2026

How much do SPY and XLG overlap?

As of September 11, 2026, SPY and XLG overlap 63.4% by weight.

63% of SPY is already inside XLG.

100% of XLG is already inside SPY.

SPY holds 501 companies and XLG holds 51; 51 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 SPY and XLG?

As of September 11, 2026, ETF Copilot scores SPY 5.3 out of 10 and XLG 5.4 out of 10.

They differ most on Valuation: SPY 2.2 and XLG 3.4.

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

SPY vs XLG — ETF Copilot factor scores, 0–10
Factor	SPY	XLG
Growth	2.7	1.7
Valuation	2.2	3.4
Risk	5.0	4.7
Quality	8.8	9.8
Return	7.8	7.9

SPY is the cheaper of the two at 0.09% a year

As of September 11, 2026, SPY charges 0.09% a year, yields 1.11% and holds $806.1B in assets across 501 positions.

As of September 11, 2026, XLG charges 0.20% a year, yields 0.75% and holds $11.5B in assets across 51 positions.

SPY vs XLG — cost, income and size
Measure	SPY	XLG
Expense ratio	0.09%	0.20%
Dividend yield	1.11%	0.75%
Assets under management	$806.1B	$11.5B
Holdings	501	51

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 SPY and XLG trade against their own history

SPY trades at 25.4 times earnings, against its own median of 21.6, and is more expensive than 84% of its own 114 monthly readings since 2017.

XLG trades at 27.3 times earnings, against its own median of 25.2, and is more expensive than 69% of its own 114 monthly readings since 2017.

What moved SPY and XLG this week

SPY fell 1.1% in the week to September 11, 2026. The holdings that moved it most were Nvidia (−4.4%), Microsoft (−2.8%) and Eli Lilly (−3.8%); Advanced Micro Devices (+13.1%) pushed the other way.

XLG fell 0.6% in the week to September 11, 2026. The holdings that moved it most were Nvidia (−4.4%), Microsoft (−2.8%) and Eli Lilly (−3.8%); Advanced Micro Devices (+13.1%) pushed the other way.

What do SPY and XLG each hold?

What's inside SPY: Tech 46%, Magnificent 7 34%.

38% of SPY is its ten largest holdings.

What's inside XLG: Tech 62%, Magnificent 7 54%.

60% of XLG is its ten largest holdings.

Compare with similar funds

Cite this

ETF Copilot, “SPY vs XLG holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/spy-vs-xlg