Data as of .
RACK vs UFOX: which is really different?
RACK and UFOX hold 22% of their weight in the same names.
ETFIQ Off-Index Score: RACK scores higher
How much of it is not the index it is sold as an alternative to?
A percentile among the 379 thematic ETFs with a holdings filing. It is a position in a set, not a rating, and neither end of it is a recommendation. All thematic ETFs ranked by it · How it is computed
22% of the two portfolios are the same securities at the same weight.
What they hold in common
By the books each fund has filed, RACK and UFOX hold 22% of their money in the same securities at the same weight.
| Holding | RACK | UFOX |
|---|---|---|
| Nvidia Corp | 4.60% | 4.86% |
| Broadcom Inc | 4.48% | 4.79% |
| Oracle Corp | 3.04% | 2.52% |
| Arista Networks Inc | 2.58% | 2.32% |
| Equinix Inc | 1.40% | 1.44% |
| Lumentum Holdings Inc | 1.33% | 1.49% |
| Marvell Technology Inc | 1.26% | 2.21% |
| Qualcomm Inc | 1.18% | 2.04% |
| Celestica Inc | 1.06% | 1.36% |
| Digital Realty Trust Inc | 1.02% | 1.31% |
| Arm Holdings Plc | 0.92% | 1.44% |
| Credo Technology Group Holding Ltd | 0.88% | 1.35% |
| Only in RACK | Only in UFOX |
|---|---|
| Eaton Corp Plc 4.74% | Apple Inc 5.21% |
| Micron Technology Inc 4.58% | Space Exploration Technologies Corp 5.06% |
| Amphenol Corp 4.41% | Cisco Systems Inc 3.44% |
| Sk Hynix Inc 4.37% | Rocket Lab Corp 2.22% |
| Cameco Corp 4.22% | Cloudflare Inc 1.64% |
| Constellation Energy Corp 4.01% | Datadog Inc 1.55% |
| Public Service Enterprise Group Inc 3.94% | At&t Inc 1.48% |
| Quanta Services Inc 3.07% | Nokia Oyj 1.47% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Sep 18, 2026 and Sep 21, 2026.
Performance, window by window
| Window | Total return | vs the S&P 500 | vs the Nasdaq-100 | |||
|---|---|---|---|---|---|---|
| RACK | UFOX | RACK | UFOX | RACK | UFOX | |
| 3 months | −10.7% | −11.6% | −12.9 pts | −13.9 pts | −8.2 pts | −9.2 pts |
| 6 months | not published | +23.9% | not published | +5.8 pts | not published | −0.4 pts |
| 1 year | not published | +36.4% | not published | +19.8 pts | not published | +14.6 pts |
| 3 years | not published | +170.3% | not published | +92.0 pts | not published | +72.2 pts |
| Since launch | −9.5% | +268.6% | −10.2 pts | +62.5 pts | −6.3 pts | −64.8 pts |
| RACK VanEck Data Center Supply Chain ETF Holds 50 stocks in digital infrastructure and data centers, 77% of its weight in S&P 500 companies | UFOX Defiance Space and Connective Tech ETF Holds 64 stocks in digital infrastructure and data centers, 50% of its weight in S&P 500 companies | |
|---|---|---|
| Issuer | VanEck | Defiance |
| Theme | Digital infrastructure and data centers | Digital infrastructure and data centers |
| In the S&P 500 | 76.8% | 49.6% |
| Active share vs the S&P 500 | 83.9% | 83.4% |
| In the Nasdaq-100 | 33.6% | 28.4% |
| Holdings | 50 | 64 |
| Top ten, share of the fund | 43.7% | 34.7% |
| Expense ratio | 0.50% | 0.75% |
| Fee for the differing part | 0.60% | 0.90% |
| Total return, 1 year | −9.5% (since launch on Jun 2, 2026) | +36.4% |
| vs the S&P 500 | −10.2 pts | +19.8 pts |
| vs the Nasdaq-100 | −6.3 pts | +14.6 pts |
| Below its high | −11.8% | −20.8% |
| Net assets | $64m | $947m |
RACK in plain words
By weight, 77% of RACK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 84%. The top ten holdings are 44% of the fund across 50 positions, as published by its issuer for Sep 18, 2026. Since it launched on Jun 2, 2026 the fund returned −9.5% with distributions reinvested against +0.8% for the S&P 500, so a holder was behind by 10.2 pts. It sits 11.8% below its all-time high of Jun 22, 2026.
UFOX in plain words
By weight, 50% of UFOX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 83%. The top ten holdings are 35% of the fund across 64 positions, as published by its issuer for Sep 21, 2026. Over the year to Sep 18, 2026 the fund returned +36.4% with distributions reinvested against +16.6% for the S&P 500, so a holder was ahead by 19.8 pts. It sits 20.8% below its all-time high of Jun 2, 2026.
Questions people ask
- Do RACK and UFOX hold the same stocks?
- By their latest filings, 22% of their books are the same securities at the same weight, which is a meaningful overlap. Overlap is the sum of the smaller weight of every security they share.
- Which is more different from the S&P 500, RACK or UFOX?
- RACK has 77% of its weight in S&P 500 names and UFOX has 50%, so RACK differs more from the index.
- Which is cheaper, RACK or UFOX?
- RACK charges 0.50% a year and UFOX charges 0.75%, so RACK is cheaper. Fees come from each fund's prospectus.
Other comparisons
Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, RACK against UFOX, data as of Sep 18, 2026. https://etfiq.com/compare/themes/rack-vs-ufox Free to use with attribution; the underlying files are at Open data.