Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
COWZ vs IYE: how they differ
COWZ and IYE hold 16% of their weight in the same names, and IYE returned more over the year.
Pacer US Cash Cows 100 ETF and iShares U.S. Energy ETF.
What they hold in common
By the books each fund has filed, COWZ and IYE hold 16% of their money in the same securities at the same weight.
| Holding | COWZ | IYE |
|---|---|---|
| ConocoPhillips | 2.17% | 6.51% |
| SLB Ltd | 1.84% | 3.95% |
| Diamondback Energy Inc | 1.99% | 1.80% |
| Marathon Petroleum Corp | 1.78% | 3.44% |
| Occidental Petroleum Corp | 1.53% | 1.91% |
| Valero Energy Corp | 1.48% | 3.54% |
| EOG Resources Inc | 1.23% | 3.56% |
| Devon Energy Corp | 1.09% | 1.39% |
| EQT Corp | 0.92% | 1.61% |
| Halliburton Co | 0.69% | 1.58% |
| Coterra Energy Inc | 0.63% | 1.21% |
| Expand Energy Corp | 0.52% | 1.04% |
| Only in COWZ | Only in IYE |
|---|---|
| QUALCOMM Inc 2.67% | EXXON MOBIL CORPORATION 21.74% |
| Altria Group Inc 2.21% | CHEVRON CORPORATION 15.41% |
| CVS Health Corp 2.16% | THE WILLIAMS COMPANIES, INC. 4.38% |
| Bristol-Myers Squibb Co 2.03% | PHILLIPS 66 3.32% |
| Ford Motor Co 2.01% | BAKER HUGHES COMPANY 3.13% |
| Uber Technologies Inc 2.01% | KINDER MORGAN, INC. 2.92% |
| Pfizer Inc 2.00% | CHENIERE ENERGY, INC. 2.62% |
| Newmont Corp 1.93% | ONEOK, INC. 2.59% |
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 Apr 30, 2026.
| COWZ Pacer US Cash Cows 100 ETF | IYE iShares U.S. Energy ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Pacer | iShares |
| What it is | US Cash Cows 100 | U.S. Energy |
| Total return, 1 year | +23.4% | +48.8% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +5.9 pts | +31.3 pts |
| Expense ratio | 0.49% | 0.37% |
| Already in the S&P 500 | 95.8% | 89.0% |
| Holdings | 100 | 38 |
COWZ in plain words
COWZ is an index equity fund tracking the US Cash Cows 100. Over the year to Sep 11, 2026 it returned +23.4% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.49% a year. By its holdings filed for Apr 30, 2026, 96% of the fund by weight is stocks the S&P 500 also holds, across 100 positions, with the top ten at 21.2%. It sat 3.2% below its high of Sep 3, 2026 on Sep 11, 2026.
IYE in plain words
IYE is an index equity fund tracking the U.S. Energy. Over the year to Sep 11, 2026 it returned +48.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.37% a year. By its holdings filed for Apr 30, 2026, 89% of the fund by weight is stocks the S&P 500 also holds, across 38 positions, with the top ten at 69.0%.
Questions people ask
- Which returned more over the last year, COWZ or IYE?
- In the year to Sep 12, 2026, with distributions reinvested, COWZ returned +23.4% and IYE returned +48.8%, so IYE returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, COWZ or IYE?
- COWZ charges 0.49% a year and IYE charges 0.37%, so IYE is cheaper. Fees come from each fund's prospectus.
- How much do COWZ and IYE overlap with the S&P 500?
- By their latest filed holdings, 96% of COWZ and 89% of IYE by weight is stocks the S&P 500 already holds. Between the two funds, 16% of their books are the same securities at the same weight.
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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, COWZ against IYE, data as of Sep 12, 2026. https://etfiq.com/compare/any/COWZ-IYE Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources