ETF comparison
PHO vs XLK
Thematic vs Technology.
Invesco Water Resources ETF · State Street Technology Select Sector SPDR ETF
Holdings overlap
2 positions appear in both funds. Buying equal dollars of PHO and XLK would leave roughly 0.3% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
XLK is 51 bps cheaper than PHO. On a $100,000 position that's about $510/yr more in fees for PHO.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with PHO vs XLK.
Top shared holdings
2 shared in total| # | Holding | In PHO | In XLK | Overlap |
|---|---|---|---|---|
| 1 | Roper Technologies, Inc. | 9.12% | 0.19% | 0.19% |
| 2 | Trimble Inc. | 2.89% | 0.07% | 0.07% |
Only in PHO
39 total- Ecolab Inc. 8.21%
- Ferguson Enterprises Inc. 6.89%
- Waters Corp. 6.74%
- IDEXX Laboratories, Inc. 6.47%
- Veralto Corp. 4.34%
- American Water Works Co., Inc. 4.12%
- Xylem Inc. 4.04%
- Agilent Technologies, Inc. 3.87%
- IDEX Corp. 3.67%
- Jacobs Solutions Inc. 3.35%
Only in XLK
72 total- NVIDIA Corp 14.65%
- Apple Inc 12.85%
- Microsoft Corp 8.38%
- Micron Technology Inc 5.42%
- Broadcom Inc 5.41%
- Advanced Micro Devices Inc 5.28%
- Intel Corp 3.68%
- Applied Materials Inc 3.20%
- Lam Research Corp 3.02%
- Cisco Systems Inc 2.58%
Related comparisons
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- XLK vs AIRR · First Trust RBA American Industrial RenaissanceTM ETF 0.0%
- XLK vs ARKG · ARK Genomic Revolution ETF 0.0%
Percentages are holdings overlap with the named fund.
Open PHO 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 methodology and 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.