ETF comparison
QTUMvsXLK
Thematic vs Technology.
Defiance Quantum ETF · State Street Technology Select Sector SPDR ETF
Holdings overlap
25 positions appear in both funds. Buying equal dollars of QTUM and XLK would leave roughly23.2%of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — seewhat we don't scorefor why.
Cost difference
XLK is 32 bps cheaper than QTUM. On a $100,000 position that's about $320/yr more in fees for QTUM.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with QTUM vs XLK.
Top shared holdings
25 shared in total| # | Holding | In QTUM | In XLK | Overlap |
|---|---|---|---|---|
| 1 | Applied Materials Inc | 1.55% | 3.20% | 1.55% |
| 2 | KLA Corp | 1.50% | 2.20% | 1.50% |
| 3 | Lam Research Corp | 1.43% | 3.02% | 1.43% |
| 4 | Intel Corp | 1.39% | 3.68% | 1.39% |
| 5 | Micron Technology Inc | 1.37% | 5.42% | 1.37% |
| 6 | Advanced Micro Devices Inc | 1.36% | 5.28% | 1.36% |
| 7 | Marvell Technology Inc | 1.25% | 1.45% | 1.25% |
| 8 | Texas Instruments Inc | 1.12% | 1.51% | 1.12% |
| 9 | IBM | 1.10% | 1.47% | 1.10% |
| 10 | Broadcom Inc | 1.08% | 5.41% | 1.08% |
| 11 | Analog Devices Inc | 1.07% | 1.08% | 1.07% |
| 12 | NVIDIA Corp | 1.06% | 14.65% | 1.06% |
Only in QTUM
61 total- Arqit Quantum Inc2.41%
- Horizon Quantum Holdings LTD2.38%
- Quantinuum Inc1.57%
- Astera Labs Inc1.55%
- MKS Inc1.50%
- Onto Innovation Inc1.49%
- Nebius Group NV1.39%
- BTQ Technologies Corp1.37%
- Tokyo Electron Ltd1.31%
- Global Unichip Corp1.26%
Only in XLK
50 total- Apple Inc12.85%
- Sandisk Corp1.88%
- Palo Alto Networks Inc1.54%
- Western Digital Corp1.23%
- Amphenol Corp1.21%
- Seagate Technology Holdings PLC1.21%
- Corning Inc1.11%
- Crowdstrike Holdings Inc1.08%
- Arista Networks Inc0.98%
- AppLovin Corp0.77%
Open QTUM or XLK at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodologyand funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.