MARS vs SPY
Comparison between Roundhill Space & Technology (MARS, ETF) and SPDR S&P 500 ETF Trust (SPY, ETF).
MARS vs SPY - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Net Assets
MARS
$51M
Winner
SPY
$795B
Expense Ratio
MARS
0.75%
Winner
SPY
0.09%
Max Drawdown
Winner
MARS
50.89%
SPY
56.47%
Sharpe Ratio
MARS
0.37
Winner
SPY
1.25
5Y Beta
MARS
2.68
Winner
SPY
1.00
P/E Ratio
Winner
MARS
-26.49
SPY
26.08
Forward P/E
MARS
N/A
SPY
20.91
PEG Ratio
MARS
N/A
SPY
0.37
5Y Dividends CAGR
MARS
N/A
SPY
6.00%
5Y EPS CAGR
MARS
N/A
SPY
26.38%
Debt to Equity
Winner
MARS
30.17%
SPY
45.86%
P/S Ratio
MARS
8.54
Winner
SPY
3.75
P/B Ratio
Winner
MARS
4.44
SPY
5.57
MARS vs SPY - Holdings Comparison
MARS and SPY have 1 common holdings. Overlap is -0.01%
MARS's top 25 holdings weight is 95.50%. SPY's top 25 holdings weight is 51.61%.
| Rank | MARS | SPY |
|---|---|---|
| #1 | SPACE EXPLORATION TECHNOLOGIES CORP CLASS A (SPCX) - 21.77% | NVIDIA CORP (NVDA) - 7.90% |
| #2 | ROCKET LAB CORP (RKLB) - 9.13% | APPLE INC (AAPL) - 6.79% |
| #3 | AST SPACEMOBILE INC ORDINARY SHARES CLASS A (ASTS) - 7.45% | MICROSOFT CORP (MSFT) - 5.64% |
| #4 | VIASAT INC (VSAT) - 5.96% | AMAZON.COM INC (AMZN) - 4.08% |
| #5 | GLOBALSTAR INC (GSAT) - 4.96% | ALPHABET INC CLASS A (GOOGL) - 3.14% |
| #6 | PLANET LABS PBC CLASS A (PL) - 4.00% | BROADCOM INC (AVGO) - 3.00% |
| #7 | IRIDIUM COMMUNICATIONS INC (IRDM) - 3.55% | ALPHABET INC CLASS C (GOOG) - 2.52% |
| #8 | MDA SPACE LTD (n/a) - 3.09% | META PLATFORMS INC CLASS A (META) - 1.96% |
| #9 | TELESAT CORP CLASS A (TSAT) - 3.00% | ELI LILLY AND CO (LLY) - 1.46% |
| #10 | FIREFLY AEROSPACE INC (FLY) - 2.93% | MICRON TECHNOLOGY INC (MU) - 1.46% |
| #11 | OHB SE (n/a) - 2.93% | BERKSHIRE HATHAWAY INC CLASS B (BRK-B) - 1.46% |
| #12 | INTUITIVE MACHINES INC ORDINARY SHARES CLASS A (LUNR) - 2.59% | JPMORGAN CHASE & CO (JPM) - 1.45% |
| #13 | SKY PERFECT JSAT CORP (n/a) - 2.58% | TESLA INC (TSLA) - 1.40% |
| #14 | VOYAGER TECHNOLOGIES INC CLASS A (VOYG) - 2.54% | ADVANCED MICRO DEVICES INC (AMD) - 1.15% |
| #15 | EUTELSAT COMMUNICATIONS (n/a) - 2.40% | EXXONMOBIL HOLDINGS CORP (XOM) - 0.99% |
| #16 | REDWIRE CORP (RDW) - 2.37% | JOHNSON & JOHNSON (JNJ) - 0.94% |
| #17 | SES SA DR (n/a) - 2.16% | VISA INC CLASS A (V) - 0.90% |
| #18 | AVIO SPA (n/a) - 1.99% | WALMART INC (WMT) - 0.74% |
| #19 | SYNSPECTIVE INC (n/a) - 1.73% | CISCO SYSTEMS INC (CSCO) - 0.73% |
| #20 | BLACKSKY TECHNOLOGY INC CLASS A (BKSY) - 1.71% | INTEL CORP (INTC) - 0.69% |
| #21 | ASTROSCALE HOLDINGS INC (n/a) - 1.61% | MASTERCARD INC CLASS A (MA) - 0.68% |
| #22 | SATELLOGIC INC ORDINARY SHARES CLASS A (SATL) - 1.41% | ABBVIE INC (ABBV) - 0.66% |
| #23 | GILAT SATELLITE NETWORKS LTD (GILT) - 1.31% | COSTCO WHOLESALE CORP (COST) - 0.63% |
| #24 | SERAPHIM SPACE INVESTMENT TRUST ORD (n/a) - 1.25% | APPLIED MATERIALS INC (AMAT) - 0.62% |
| #25 | SATREC INITIATIVE CO LTD (n/a) - 1.08% | BANK OF AMERICA CORP (BAC) - 0.62% |
| Total Holdings | 32 | 505 |
MARS vs SPY - Historical Returns
Returns include dividend reinvestment.
1M
Winner
MARS
+7.63%
SPY
+4.33%
3M
MARS
-42.63%
Winner
SPY
+3.01%
6M
MARS
+3.55%
Winner
SPY
+13.01%
1Y
MARS
N/A
SPY
+20.57%
5Y(CAGR)
MARS
N/A
SPY
+12.88%
10Y(CAGR)
MARS
N/A
SPY
+15.34%
Max(CAGR)
MARS
+7.56%
Winner
SPY
+8.59%
MARS vs SPY - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | MARS | SPY |
|---|---|---|
| 2026 | +3.55% | +13.47% |
| 2025 | N/A | +18.00% |
| 2024 | N/A | +25.59% |
| 2023 | N/A | +26.72% |
| 2022 | N/A | -18.64% |
| 2021 | N/A | +30.52% |
| 2020 | N/A | +17.28% |
| 2019 | N/A | +31.09% |
| 2018 | N/A | -5.24% |
| 2017 | N/A | +20.78% |
| 2016 | N/A | +13.59% |
| 2015 | N/A | +1.31% |
| 2014 | N/A | +14.56% |
| 2013 | N/A | +29.00% |
| 2012 | N/A | +14.17% |
| 2011 | N/A | +0.85% |
| 2010 | N/A | +13.14% |
| 2009 | N/A | +22.67% |
| 2008 | N/A | -36.25% |
| 2007 | N/A | +5.32% |
| 2006 | N/A | +13.85% |
| 2005 | N/A | +5.32% |
| 2004 | N/A | +10.75% |
| 2003 | N/A | +24.18% |
| 2002 | N/A | -22.42% |
| 2001 | N/A | -10.13% |
| 2000 | N/A | -8.84% |
| 1999 | N/A | +8.61% |
MARS vs SPY Drawdown Comparison
The maximum drawdown for MARS was -50.89%, occurring on Jul 29, 2026. This drawdown has not yet recovered.
The maximum drawdown for SPY was -55.20%, occurring on Mar 9, 2009. Recovery took 1224 trading sessions.
The current MARS drawdown is -43.72%. The current SPY drawdown is -0.87%.
| Rank | MARS | SPY |
|---|---|---|
| #1 | -50.89% May 28, 2026 - Jul 29, 2026 | -55.20% Oct 9, 2007 - Aug 16, 2012 |
| #2 | -13.96% Mar 25, 2026 - Apr 2, 2026 | -47.50% Mar 24, 2000 - Oct 26, 2006 |
| #3 | -11.72% Apr 22, 2026 - May 8, 2026 | -33.70% Feb 19, 2020 - Aug 10, 2020 |
| #4 | -3.76% Mar 17, 2026 - Mar 25, 2026 | -24.50% Jan 3, 2022 - Dec 13, 2023 |
| #5 | -3.37% May 14, 2026 - May 20, 2026 | -19.34% Sep 20, 2018 - Apr 12, 2019 |
| #6 | -1.87% Mar 11, 2026 - Mar 16, 2026 | -18.76% Feb 19, 2025 - Jun 26, 2025 |
| #7 | -1.82% Apr 16, 2026 - Apr 22, 2026 | -13.02% Jul 20, 2015 - Apr 18, 2016 |
| #8 | -1.74% Mar 5, 2026 - Mar 9, 2026 | -10.10% Jan 26, 2018 - Aug 6, 2018 |
| #9 | -1.63% May 11, 2026 - May 13, 2026 | -9.44% Sep 2, 2020 - Nov 11, 2020 |
| #10 | -1.07% Apr 8, 2026 - Apr 10, 2026 | -9.30% Jan 19, 2000 - Mar 17, 2000 |
| #11 | -0.26% Apr 13, 2026 - Apr 15, 2026 | -9.05% Jul 19, 2007 - Oct 5, 2007 |
| #12 | -0.10% Apr 2, 2026 - Apr 8, 2026 | -8.88% Jan 27, 2026 - Apr 14, 2026 |
| #13 | N/A | -8.41% Jul 16, 2024 - Sep 19, 2024 |
| #14 | N/A | -7.35% Sep 14, 2012 - Jan 2, 2013 |
| #15 | N/A | -7.27% Sep 18, 2014 - Oct 31, 2014 |
Correlation
Correlation between MARS and SPY is 0.26 which considered as a very weak or no correlation - the stocks move independently of each other.
0.26
-101
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