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FEXvsSIZEETF Comparison
First Trust Large Cap Core AlphaDEX Fund ETF (FEX) belongs to the US Multi-Factor segment. iShares MSCI USA Size Factor ETF (SIZE) is part of the US Large Cap segment. FEX's top 3 sector exposures are Financials, Industrials and Information Technology. In contrast, SIZE's top sector exposures are Information Technology, Industrials and Financials. FEX is more expensive with a Total Expense Ratio (TER) of 0.57%, versus 0.15% for SIZE. FEX is up 4.07% year-to-date (YTD) with -$18M in YTD flows. SIZE performs worse with 1.05% YTD performance, and -$8M in YTD flows. Run a side-by-side ETF comparison of FEX and SIZE below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
FEX vs SIZE performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | FEX SIZE | -2.76%-3.29% | +3.11%+0.33% | +4.07%+1.05% | +22.99%+14.04% | +63.32%+50.90% | +66.56%+48.31% |
| Flows | FEX SIZE | +$90K-$8M | -$18M+$8M | -$18M-$8M | -$86M+$29M | -$243M-$47M | -$208M-$670M |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | FEX SIZE | +11.97%+12.14% | +17.88%+17.53% | +14.97%+14.74% | +16.83%+17.04% |
| Max drawdown | FEX SIZE | -3.41%-3.59% | -13.48%-13.31% | -19.51%-18.57% | -21.53%-24.05% |
| Max drawdown duration | FEX SIZE | 16d12d | 46d46d | 232d219d | 757d820d |
FEX | SIZE | |
Last sale 3/11/2026 at 1:30 PM | $123.30 | $162.80 |
| Previous close 03/10/2026 | $123.34 | $163.29 |
| Consolidated volume 03/10/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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FEX | SIZE | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
FEX | SIZE | |
|---|---|---|
| Last price | $123.30 | $162.80 |
| 1D performance | -0.03% | -0.30% |
| AuM | $1.41 B | $383.84 M |
| E/R | 0.57% | 0.15% |
FEX | SIZE | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | First Trust | iShares |
| Benchmark | NASDAQ AlphaDEX Large Cap Core Index | MSCI USA Low Size Index |
| N° of holdings | 356 | 511 |
| Asset class | Equities | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 8, 2007 | April 16, 2013 |
| ESG | No | No |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
Total weight of top 15 holdings out of 15
Top 15 holdings
How have the FEX and SIZE ETFs performed in 2026?
As of March 10, 2026, FEX is up 4.07% year-to-date (YTD), while SIZE has returned 1.05%. That puts FEX better performer ahead so far this year.
Which ETF is attracting more investor money: FEX or SIZE?
Year-to-date, the FEX ETF saw -$18M in flows, compared to -$8M for SIZE.
Which ETF is more volatile: FEX or SIZE?
Over the past year, FEX had a volatility of 17.88%, while SIZE experienced 17.53%.
Which ETF is bigger: FEX or SIZE?
As of March 10, 2026, FEX holds $1.41 B in assets under management (AUM), while SIZE manages $383.84 M.
What sectors do the FEX and SIZE ETFs invest in?
FEX leans toward sectors like Financials, Industrials and Information Technology. Meanwhile, SIZE focuses on Information Technology, Industrials and Financials.
What are the top holdings of the FEX ETF and SIZE ETF?
FEX top holdings include SEAGATE TECHNOLOGY HOLDINGS PLC, KYG3730V1059 and SCHLUMBERGER. SIZE holds in its top three: US7731211089, ECHOSTAR and WESTERN DIGITAL.
Which ETF is more diversified: FEX or SIZE?
FEX holds 374 securities with 7.76% of its assets in the top 15. SIZE has 544 securities and a top 15 weight of 4.05%.
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