FNDA vs XBI: Holdings Overlap
FNDASchwab Fundamental U.S. Small Company ETF
Schwab · 930 holdings · $9.4B · as of 2026-05-31
XBIState Street® SPDR® S&P® Biotech ETF
State Street (SPDR) · 149 holdings · $10.0B · as of 2026-08-06
Holdings snapshots are 67 days apart (FNDA: 2026-05-31, XBI: 2026-08-06). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are FNDA and XBI?
Schwab Fundamental U.S. Small Company ETF (FNDA, by Schwab) holds 930 positions; State Street® SPDR® S&P® Biotech ETF (XBI, by State Street (SPDR)) holds 149. They have 11 holdings in common, and by portfolio weight the two funds are 1.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 1.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 11FNDA holds 930 · XBI holds 149
- Weight in Shared Holdings
- FNDA 1%·XBI 7%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 FNDA
919 of 930 positions (98.8% of the fund) are not held by XBI. Showing the top 30 by weight.
Only in XBI
138 of 149 positions (93.3% of the fund) are not held by FNDA. Showing the top 30 by weight.
Sector Breakdown
| Sector | FNDA | XBI |
|---|---|---|
| Health Care | 7.0% | 95.5% |
| Industrials | 20.0% | 0.0% |
| Financials | 15.3% | 0.0% |
| Information Technology | 15.0% | 0.0% |
| Consumer Discretionary | 12.1% | 0.0% |
| Other Sectors | 29.6% | 0.0% |
| Unclassified | 0.8% | 4.6% |
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 (1% of FNDA, 5% of XBI).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| FNDA | +2.5% | +21.8% | +32.0% | +14.5% | +9.0% | +11.0% | 1.09% |
| XBI | -4.0% | +29.2% | +85.3% | +26.3% | +4.5% | +9.5% | 0.36% |
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 FNDA vs XBI →
Shared Holdings(11)
The top 10 shared positions account for 100% of the overlap, led by EXEL, INCY and NBIX.
 EXELExelixis, Inc. COM | 0.20% | 0.96% | 0.20% |
|---|---|---|---|
 INCYIncyte Corporation. COM | 0.18% | 1.09% | 0.18% |
 NBIXNeurocrine Biosciences Inc COM | 0.16% | 0.96% | 0.16% |
 BMRNBiomarin Pharmaceutical Inc. COM | 0.16% | 1.06% | 0.16% |
 IRWDIronwood Pharmaceuticals, Inc., Class A | 0.10% | 0.23% | 0.10% |
 HALOHalozyme Therapeutics Inc COM | 0.08% | 1.18% | 0.08% |
 EBSEmergent Biosolutions Inc COM | 0.08% | 0.09% | 0.08% |
 ALKSAlkermes PLC COM USD0.01 | 0.04% | 1.07% | 0.04% |
 MYGNMyriad Genetics Inc. COM | 0.02% | 0.09% | 0.02% |
 2200963DOmniAb Inc. USD0.0001 A (USD12.5 VESTING) | 0.00% | 0.00% | 0.00% |
 2200964DOmniAb Inc. USD0.0001 A (USD15 VESTING) | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
How much do FNDA and XBI overlap?
FNDA and XBI overlap by 1.0% of portfolio weight. They share 11 holdings (FNDA holds 930 positions and XBI holds 149), based on each fund's latest SEC-reported holdings.
Is it redundant to own both FNDA and XBI?
The two portfolios are 1.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of FNDA and XBI?
The largest positions held by both funds are EXEL, INCY, NBIX, BMRN and IRWD. Together the top 10 shared positions account for 100% of the total overlap.
What does FNDA own that XBI doesn't?
919 positions (98.8% of FNDA) are unique to FNDA, led by LITE, VSAT and COHR. In the other direction, 138 positions (93.3% of XBI) are unique to XBI.