MARS vs. CHAT
MARS (Roundhill Space & Technology ETF) and CHAT (Roundhill Generative AI & Technology ETF) are both Technology Equities funds from Roundhill. Both are actively managed. At a 0.48 correlation, their price movements are largely independent. Both charge a 0.75% expense ratio.
Performance
MARS vs. CHAT - Performance Comparison
Loading charts...
Returns By Period
MARS
- 1D
- -4.74%
- 1M
- -30.38%
- YTD
- —
- 6M
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
CHAT
- 1D
- -0.63%
- 1M
- 6.59%
- YTD
- 62.42%
- 6M
- 61.25%
- 1Y
- 107.18%
- 3Y*
- 51.00%
- 5Y*
- —
- 10Y*
- —
MARS vs. CHAT - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
MARS Roundhill Space & Technology ETF | 12.68% |
CHAT Roundhill Generative AI & Technology ETF | 53.22% |
Correlation
The correlation between MARS and CHAT is 0.48, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Mar 5, 2026 | 0.48 |
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
MARS vs. CHAT — Risk / Return Rank
MARS
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
CHAT
MARS vs. CHAT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Roundhill Space & Technology ETF (MARS) and Roundhill Generative AI & Technology ETF (CHAT). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| MARS | CHAT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.47 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 6.62 | — |
| Martin ratioReturn relative to average drawdown | — | 18.29 | — |
Loading charts...
Drawdowns
MARS vs. CHAT - Drawdown Comparison
The maximum MARS drawdown since its inception was -37.03%, which is greater than CHAT's maximum drawdown of -31.34%. Use the drawdown chart below to compare losses from any high point for MARS and CHAT.
Loading charts...
Drawdown Indicators
| MARS | CHAT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -37.03% | -31.34% | -5.69% |
Max Drawdown (1Y)Largest decline over 1 year | — | -16.28% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -31.34% | — |
Current DrawdownCurrent decline from peak | -37.03% | -7.99% | -29.04% |
Average DrawdownAverage peak-to-trough decline | -7.70% | -5.39% | -2.31% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 5.88% | — |
Volatility
MARS vs. CHAT - Volatility Comparison
Loading charts...
Volatility by Period
| MARS | CHAT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 19.26% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 29.49% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 67.92% | 34.88% | +33.04% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 67.92% | 31.21% | +36.71% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 67.92% | 31.21% | +36.71% |
MARS vs. CHAT - Expense Ratio Comparison
Both MARS and CHAT have an expense ratio of 0.75%.
Dividends
MARS vs. CHAT - Dividend Comparison
MARS has not paid dividends to shareholders, while CHAT's dividend yield for the trailing twelve months is around 1.76%.
| Position | TTM | 2025 |
|---|---|---|
CHAT Roundhill Generative AI & Technology ETF | 1.76% | 2.85% |
MARS Roundhill Space & Technology ETF | 0.00% | 0.00% |
Frequently Asked Questions
MARS and CHAT have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Both ETFs have the same 0.75% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.
MARS and CHAT have the same expense ratio: 0.75% per year.
CHAT has the higher dividend yield at 1.76%, compared with 0.00% for MARS.
Find the right allocation for MARS and CHAT
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer