ACMG vs MID
American Century Mid Cap Growth Insights ETF vs American Century Mid Cap Growth Impact ETF
Which is better, ACMG or MID?
MID has been ahead.
MID led over 1Y.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | ACMG | MID |
|---|---|---|
| Expense Ratio | 0.39%Tie | 0.39%Tie |
| AUM | $93M | $104M |
| Dividend Yield | 0.11% | 0.14% |
| Holdings | 35 | 35 |
| Volatility (annualized) | - | 20.3% |
| Max Drawdown | - | -40.1% |
| Top 10 Weight | 52.3%Tie | 52.3%Tie |
| Fund Family | American Century Investments | American Century Investments |
| Category | Equity | Equity |
| Style | Mid Cap Growth | Mid Cap Growth |
| Inception | Jul 13, 2020 | Jul 15, 2020 |
Not shown on this pair: YTD Return, 1Y Return, 3Y Return (annualized), 5Y Return (annualized), $10,000 over the window.
The two price series end 31 days apart, so a return over any period would be measuring two different stretches of market. Those rows are withheld. ACMG has data through Nov 9, 2026 and MID through Oct 9, 2026.
Fees and Cost Over Time
ACMG charges 0.39% per year while MID charges 0.39%. On a $10,000 position that is $39 vs $39 annually. On income, ACMG currently yields 0.11% against 0.14% for MID.
Holdings Overlap
99.5% of ACMG's money is in holdings MID also owns. 99.5% of MID's money is in holdings ACMG also owns.
Most of ACMG is already inside MID. Owning both mostly buys the same companies twice.
34 positions in common, counted across the 34 positions we hold weights for in ACMG and 34 in MID, against full books of 35 and 35.
Top Shared Holdings
| Stock | Weight in ACMG | Weight in MID | Difference |
|---|---|---|---|
| NETCloudflare Inc (180 Day Lockup) | 7.80% | 7.80% | 0.00% |
| OKTAOkta Inc. | 6.73% | 6.73% | 0.00% |
| MPWRMonolithic Power Systems Inc | 5.47% | 5.47% | 0.00% |
| JCIJohnson Controls Intl Plc | 4.91% | 4.91% | 0.00% |
| MTSIMacom Technology Solutions Holdings, Inc. | 4.78% | 4.78% | 0.00% |
| CDNSCadence Design | 4.76% | 4.76% | 0.00% |
| TRGPTarga Resources Corp Preferred | 4.68% | 4.68% | 0.00% |
| CMGChipotle Mexican Grill Inc. Class A | 4.58% | 4.58% | 0.00% |
| WCCWesco International Inc | 4.42% | 4.42% | 0.00% |
| HUBBHubbell Inc. Class B | 4.19% | 4.19% | 0.00% |
99.5% of ACMG is already inside MID.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, ACMG or MID?
ACMG has an expense ratio of 0.39% while MID charges 0.39%. At the precision these are quoted to, they cost the same.
What is the holdings overlap between ACMG and MID?
99.5% of ACMG's money is in holdings MID also owns. 99.5% of MID's is in holdings ACMG also owns. They hold 34 positions in common, counted across the 34 positions we hold weights for in ACMG and 34 in MID.
Which pays a higher dividend, ACMG or MID?
ACMG yields 0.11% while MID yields 0.14%, so MID currently pays the higher dividend yield.
Is MID better than ACMG?
MID led over 1Y. Which one suits a particular account depends on what it is for. This is information, not a recommendation.