XBI vs XLV: Holdings Overlap
XBIState Street® SPDR® S&P® Biotech ETF
State Street (SPDR) · 149 holdings · $10.0B · as of 2026-08-06
XLVState Street® Health Care Select Sector SPDR® ETF
State Street (SPDR) · 61 holdings · $41.9B · as of 2026-08-06
How similar are XBI and XLV?
State Street® SPDR® S&P® Biotech ETF (XBI, by State Street (SPDR)) holds 149 positions; State Street® Health Care Select Sector SPDR® ETF (XLV, by State Street (SPDR)) holds 61. They have 8 holdings in common, and by portfolio weight the two funds are 6.7% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 6.7%Sum of the smaller weight of each shared holding
- Shared Holdings
- 8XBI holds 149 · XLV holds 61
- Weight in Shared Holdings
- XBI 9%·XLV 18%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in XBI
141 of 149 positions (91.3% of the fund) are not held by XLV. Showing the top 30 by weight.
Sector Breakdown
| Sector | XBI | XLV |
|---|---|---|
| Health Care | 95.5% | 99.8% |
| Other Sectors | 0.0% | 0.0% |
| Unclassified | 4.6% | 0.0% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts. “Unclassified” is weight we could not classify (5% of XBI, 0% of XLV).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| XBI | -4.0% | +29.2% | +85.3% | +26.3% | +4.5% | +9.5% | 0.36% |
| XLV | +0.8% | +7.9% | +30.7% | +9.2% | +6.2% | +10.0% | 1.53% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in XBI vs XLV →
Shared Holdings(8)
The top 8 shared positions account for 100% of the overlap, led by REGN, AMGN and VRTX.
 REGNRegeneron Pharmaceuticals, Inc. COM | 1.24% | 1.30% | 1.24% |
|---|---|---|---|
 AMGNAmgen Inc. COM | 1.16% | 3.68% | 1.16% |
 VRTXVertex Pharmaceuticals Incorporated COM | 1.07% | 2.07% | 1.07% |
 ABBVAbbVie Inc. COM | 1.05% | 7.26% | 1.05% |
 GILDGilead Sciences Inc. COM | 1.04% | 2.74% | 1.04% |
 BIIBBiogen Inc COM | 1.03% | 0.51% | 0.51% |
 INCYIncyte Corporation. COM | 1.09% | 0.33% | 0.33% |
 MRNAModerna Inc COM | 1.13% | 0.32% | 0.32% |
Frequently Asked Questions
How much do XBI and XLV overlap?
XBI and XLV overlap by 6.7% of portfolio weight. They share 8 holdings (XBI holds 149 positions and XLV holds 61), based on each fund's latest SEC-reported holdings.
Is it redundant to own both XBI and XLV?
The two portfolios are 6.7% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of XBI and XLV?
The largest positions held by both funds are REGN, AMGN, VRTX, ABBV and GILD. Together the top 8 shared positions account for 100% of the total overlap.
What does XBI own that XLV doesn't?
141 positions (91.3% of XBI) are unique to XBI, led by APGE, TWST and PRAX. In the other direction, 53 positions (81.6% of XLV) are unique to XLV.