UFOvsMARSETF Comparison
VS
PROCURE SPACE ETF (UFO) and Roundhill Space & Technology ETF (MARS) belong to the same industry segment: Space. Both UFO and MARS have the same Total Expense Ratio (TER) of 0.75%. Run a side-by-side ETF comparison of UFO and MARS below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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UFO vs MARS performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/23/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | UFO MARS | -7.79%-13.08% | -8.94%-9.02% | +3.65%n/a | +6.09%n/a | +167.76%n/a | +40.62%n/a |
| Flows | UFO MARS | -$35M-$2M | -$101M-$14M | +$454M- | +$480M- | +$538M- | +$506M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | UFO MARS | +26.93%+43.00% | +38.77%n/a | +32.54%n/a | +29.77%n/a |
| Max drawdown | UFO MARS | -19.14%-23.88% | -41.62%n/a | -41.62%n/a | -49.00%n/a |
| Max drawdown duration | UFO MARS | 72d72d | 148dn/a | 148dn/a | 1332dn/a |
Trading data
UFO | MARS | |
Last sale 10/23/2026 at 1:30 PM | $39.86 | |
| Previous close 10/22/2026 | $39.42 | |
| Consolidated volume 10/22/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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MARS
is actively managed and doesn’t replicate an indexUFO | MARS | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/23/2026 at 1:30 PM
Live
Closed
UFO | MARS | |
|---|---|---|
| Last price | $39.86 | – |
| 1D performance | +1.12% | – |
| AuM | $471.35 M | $39.77 M |
| E/R | 0.75% | 0.75% |
Characteristics
UFO | MARS | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | ProcureAM | Roundhill Investments |
| Benchmark | S-Network Space Index | - |
| N° of holdings | - | - |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | April 11, 2019 | March 5, 2026 |
| ESG | No | No |
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Exposure
Countries
UFO
Data will be available soon
MARS
Data will be available soon
Sectors
UFO
Data will be available soon
MARS
Data will be available soon
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Diversification
UFO
Data will be available soon
MARS
Data will be available soon
Top 15 holdings
Data as of January 1, 1970
UFO
Data will be available soon
MARS
Data will be available soon
Frequently asked questions about UFO and MARS
Which ETF is bigger: UFO or MARS?
As of October 23, 2026, UFO holds $471.35 M in assets under management (AUM), while MARS manages $39.77 M.
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Latest news about UFO & MARS
Tony's ETF Buyer's Guide: Investing in the Space Industry
May 15, 2026
UFO
There's an ETF for that? The 3 Best ETFs for Investing in Space
March 20, 2024
UFO
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