FDGvsMGKETF Comparison
American Century Focused Dynamic Growth ETF (FDG) and Vanguard Morningstar Mega Cap Growth ETF (MGK) belong to the same industry segment: US Large Cap Growth. In contrast, MGK's top sector exposures are Technology, Consumer Non-Cyclicals and Finance. FDG is more expensive with a Total Expense Ratio (TER) of 0.45%, versus 0.05% for MGK. FDG is up 1.75% year-to-date (YTD) with +$86M in YTD flows. MGK performs better with 9.3% YTD performance, and -$940M in YTD flows. Run a side-by-side ETF comparison of FDG and MGK below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
FDG vs MGK performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | FDG MGK | -0.67%+1.07% | -1.23%+2.16% | +1.75%+9.30% | +5.82%+12.92% | +99.99%+93.65% | +50.42%+87.28% |
| Flows | FDG MGK | +$49M+$496M | +$57M+$378M | +$86M-$940M | +$81M-$634M | +$107M+$4.68B | +$125M+$6.96B |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | FDG MGK | +21.42%+16.92% | +21.83%+18.37% | +23.16%+20.26% | +25.95%+23.02% |
| Max drawdown | FDG MGK | -7.64%-5.75% | -16.07%-16.79% | -26.41%-23.44% | -43.71%-36.04% |
| Max drawdown duration | FDG MGK | 18d15d | 169d187d | 169d124d | 959d745d |
FDG | MGK | |
Last sale 10/16/2026 at 1:30 PM | $128.99 | $90.00 |
| Previous close 10/15/2026 | $132.54 | $92.07 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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FDG | MGK | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
FDG | MGK | |
|---|---|---|
| Last price | $128.99 | $90.00 |
| 1D performance | -2.68% | -2.25% |
| AuM | $457.35 M | $34.14 B |
| E/R | 0.45% | 0.05% |
FDG | MGK | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | American Century Investments | Vanguard |
| Benchmark | - | CRSP U.S. Mega Cap Growth Index |
| N° of holdings | - | 55 |
| Asset class | - | Equities |
| Trailing 12m distribution yield | Join | Join |
| Inception date | March 31, 2020 | December 17, 2007 |
| ESG | No | No |
Countries
Sectors
Diversification
Total weight of top 15 holdings out of 15
