Data as of Sep 13, 2026. Both funds on the fields they both publish, from the same sources.
DYNF vs IWB: how they differ
DYNF and IWB hold 65% of their weight in the same names, and DYNF returned more over the year.
iShares U.S. Equity Factor Rotation Active ETF and iShares Russell 1000 ETF.
What they hold in common
By the books each fund has filed, DYNF and IWB hold 65% of their money in the same securities at the same weight.
| Holding | DYNF | IWB |
|---|---|---|
| NVIDIA | 8.13% | 7.26% |
| APPLE | 7.62% | 6.73% |
| MICROSOFT | 4.75% | 5.21% |
| AMAZON.COM INC | 4.09% | 3.49% |
| BROADCOM INC | 2.59% | 2.40% |
| ALPHABET CLASS A | 2.39% | 2.77% |
| META PLATFORMS CLASS A | 2.42% | 2.02% |
| ALPHABET CLASS C | 1.98% | 2.24% |
| MICRON TECHNOLOGY | 1.83% | 1.57% |
| TESLA INC | 1.52% | 1.52% |
| JPMORGAN CHASE & CO | 3.46% | 1.35% |
| ADVANCED MICRO DEVICES | 1.50% | 1.17% |
| Only in DYNF | Only in IWB |
|---|---|
| SEAGATE TECHNOLOGY HOLDINGS PLC 0.28% | KLA 0.33% |
| LINDE PLC 0.30% | |
| AMERICAN EXPRESS 0.24% | |
| CONOCOPHILLIPS 0.24% | |
| BLACKROCK 0.23% | |
| BOEING 0.22% | |
| CHUBB 0.17% | |
| S&P GLOBAL 0.17% |
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 10, 2026.
| DYNF iShares U.S. Equity Factor Rotation Active ETF | IWB iShares Russell 1000 ETF | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | iShares |
| What it is | U.S. Equity Factor Rotation Active | Russell 1000 |
| Total return, 1 year | +20.8% | +16.7% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +3.3 pts | −0.8 pts |
| Expense ratio | 0.26% | 0.15% |
| Already in the S&P 500 | 98.8% | 91.9% |
| Holdings | 234 | 945 |
DYNF in plain words
DYNF is an index equity fund tracking the U.S. Equity Factor Rotation Active. Over the year to Sep 11, 2026 it returned +20.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.26% a year. By its holdings filed for Sep 10, 2026, 99% of the fund by weight is stocks the S&P 500 also holds, across 234 positions, with the top ten at 40.3%.
IWB in plain words
IWB is an index equity fund tracking the Russell 1000. Over the year to Sep 11, 2026 it returned +16.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.15% a year. By its holdings filed for Sep 10, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 945 positions, with the top ten at 35.2%.
Questions people ask
- Which returned more over the last year, DYNF or IWB?
- In the year to Sep 13, 2026, with distributions reinvested, DYNF returned +20.8% and IWB returned +16.7%, so DYNF returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, DYNF or IWB?
- DYNF charges 0.26% a year and IWB charges 0.15%, so IWB is cheaper. Fees come from each fund's prospectus.
- How much do DYNF and IWB overlap with the S&P 500?
- By their latest filed holdings, 99% of DYNF and 92% of IWB by weight is stocks the S&P 500 already holds. Between the two funds, 65% of their books are the same securities at the same weight.
Other comparisons
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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, DYNF against IWB, data as of Sep 13, 2026. https://etfiq.com/compare/any/dynf-vs-iwb Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources