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TMATvsMIDETF Comparison
Main Thematic Innovation ETF (TMAT) belongs to the Multiple Trends segment. American Century Mid Cap Growth Impact ETF (MID) is part of the US Mid Cap Growth segment. TMAT's top 3 sector exposures are Information Technology, Industrials and Health Care. In contrast, MID's top sector exposures are Information Technology, Industrials and Consumer Discretionary. TMAT is more expensive with a Total Expense Ratio (TER) of 0.85%, versus 0.45% for MID. TMAT is down -2.64% year-to-date (YTD) with +$3M in YTD flows. MID performs better with -2.45% YTD performance, and -$5M in YTD flows. Run a side-by-side ETF comparison of TMAT and MID below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
TMAT vs MID performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | TMAT MID | +1.25%-3.45% | -7.93%-5.79% | -2.64%-2.45% | +35.74%+13.08% | +89.89%+45.99% | +4.41%+27.41% |
| Flows | TMAT MID | -$476K-$57K | -$9M+$3M | +$3M-$5M | +$19M+$7M | +$34M+$35M | +$96M+$62M |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | TMAT MID | +22.80%+18.68% | +30.72%+23.46% | +27.78%+19.94% | +30.56%+24.03% |
| Max drawdown | TMAT MID | -12.13%-7.41% | -21.07%-16.53% | -33.46%-23.84% | -52.69%-40.04% |
| Max drawdown duration | TMAT MID | 90d42d | 46d38d | 129d154d | 1584d1060d |
TMAT | MID | |
Last sale 3/11/2026 at 1:30 PM | $24.15 | $63.10 |
| Previous close 03/11/2026 | $24.34 | $63.40 |
| Consolidated volume 03/11/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
TMAT | MID | |
|---|---|---|
| Last price | $24.15 | $63.10 |
| 1D performance | -0.77% | -0.47% |
| AuM | $192.86 M | $89.22 M |
| E/R | 0.85% | 0.45% |
TMAT | MID | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | Main Management ETF Advisors | American Century Investments |
| Benchmark | - | - |
| N° of holdings | 86 | 35 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | January 29, 2021 | July 15, 2020 |
| ESG | No | Yes |
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 TMAT and MID ETFs performed in 2026?
As of March 10, 2026, TMAT is down -2.64% year-to-date (YTD), while MID has lost -2.45%. That puts MID better performer ahead so far this year.
Which ETF is attracting more investor money: TMAT or MID?
Year-to-date, the TMAT ETF saw +$3M in flows, compared to -$5M for MID.
Which ETF is more volatile: TMAT or MID?
Over the past year, TMAT had a volatility of 30.72%, while MID experienced 23.46%.
Which ETF is bigger: TMAT or MID?
As of March 10, 2026, TMAT holds $192.86 M in assets under management (AUM), while MID manages $89.22 M.
What sectors do the TMAT and MID ETFs invest in?
TMAT leans toward sectors like Information Technology, Industrials and Health Care. Meanwhile, MID focuses on Information Technology, Industrials and Consumer Discretionary.
What are the top holdings of the TMAT ETF and MID ETF?
TMAT top holdings include MICRON TECHNOLOGY, FAIR ISAAC and CLEAR SECURE. MID holds in its top three: CLOUDFLARE INC, JOHNSON CONTROLS INTERNATIONAL and MONOLITHIC POWER SYSTEMS.
Which ETF is more diversified: TMAT or MID?
TMAT holds 88 securities with 26.39% of its assets in the top 15. MID has 36 securities and a top 15 weight of 56.76%.
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