Data as of Oct 28, 2026.

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XBI vs XLY: Differences, Returns & Fees

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Over the year to Oct 28, 2026, XBI returned +41.2% to XLY's −3.6%, and XLY charges 0.08% to XBI's 0.35%.

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Net assets on Oct 27, 2026: $10.3bn for State Street SPDR S&P Biotech ETF and $22.4bn for State Street Consumer Discretionary Select Sector SPDR ETF.

At a glance
+41.2%
XBI total return, 1 year
−3.6%
XLY total return, 1 year
0.35%
XBI expense ratio
0.08%
XLY expense ratio

Pair scorecard

XLY costs 0.27 points a year less; their one-year returns differ by 44.8 points; XLY is 2.2 times larger.

XBI vs XLY: Differences, Returns & Fees
MeasureXBIXLY
Return
Total return, 1 year+41.2%−3.6%
Drawdown
Below its all-time high8.9%, high on Feb 8, 2021
Below its high6.8%, high on Jan 12, 2026
Benchmark
What it tracksBiotechConsumer Discretionary Select Sector Index
Cost and size
Expense ratio0.35%0.08%
Net assets, as of Oct 27, 2026$10.3bn$22.4bn
Active share vs the S&P 50098%
Holdings
Holdings in common0%
Top ten holdings, share of the fund18%68.5%

Holdings in common uses holdings dated Oct 27, 2026. Method

What they share

0%

By the books each fund has filed, XBI and XLY hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.

0 half 100%

half

0% in common

Positions both hold · largest shared weight first XBI XLY
Only in one fund ↓
Only in XBI
MODERNA INC 2.24%
TWIST BIOSCIENCE CORP 1.86%
NATERA INC 1.82%
BIOGEN INC 1.75%
HALOZYME THERAPEUTICS INC 1.75%
UNITED THERAPEUTICS CORP 1.71%
AMGEN INC 1.68%
ABBVIE INC 1.67%
Only in XLY
AMAZON.COM INC 22.43%
TESLA INC 19.15%
HOME DEPOT INC 5.30%
MCDONALD S CORP 4.31%
TJX COMPANIES INC 4.07%
STARBUCKS CORP 3.09%
BOOKING HOLDINGS INC 2.97%
LOWE S COS INC 2.92%
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Side by side

XBI State Street SPDR S&P Biotech ETF XLY State Street Consumer Discretionary Select Sector SPDR ETF
Where it sits Thematic ETF Stock ETF
What it is Biotech Tracks an index of Consumer discretionary
Total return, 1 year +41.2% −3.6%
Its benchmark over the same days not measured +13.6% (SPY)
Gap to its benchmark not measured −17.2 pts vs SPY
Expense ratio 0.35% 0.08%
Already in the S&P 500 13.2% 99.9%
Holdings 165 48
Net assets, as of Oct 27, 2026 $10.3bn $22.4bn

XBI and XLY on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
XBI

By weight, 13% of XBI's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 18% of the fund across 165 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned +41.2% with distributions reinvested. It sits 8.9% below its all-time high of Feb 8, 2021.

XLY

XLY tracks an index of Consumer discretionary. Over the year to Oct 28, 2026 it returned −3.6% with distributions reinvested, against +13.6% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.08% a year. By its holdings published by its issuer for Oct 27, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 48 positions, with the top ten at 68.5%. It sat 6.8% below its high of Jan 12, 2026 on Oct 28, 2026.

Questions people ask

Are XBI and XLY in the same category?
XBI is a thematic ETF and XLY is a stock ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.
Which returned more over the last year, XBI or XLY?
In the year to Oct 28, 2026, with distributions reinvested, XBI returned +41.2% and XLY −3.6%.
Which is cheaper, XBI or XLY?
XLY is cheaper, by 0.27 percentage points a year. That is about $27 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do XBI and XLY overlap with the S&P 500?
By their latest filed holdings, 13% of XBI and 100% of XLY by weight is stocks the S&P 500 already holds.
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ETFIQ, XBI against XLY, data as of Oct 28, 2026. https://etfiq.com/compare/any/xbi-vs-xly

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