ARCM vs. SPTU
ARCM (Arrow Reserve Capital Management ETF) and SPTU (State Street SPDR Portfolio Ultra Short T-Bill ETF) are both Ultrashort Bond funds. ARCM is actively managed, while SPTU is passively managed. At a 0.27 correlation, their price movements are largely independent. ARCM charges 0.50%/yr vs 0.05%/yr for SPTU.
Performance
ARCM vs. SPTU - Performance Comparison
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Returns By Period
In the year-to-date period, ARCM achieves a 1.47% return, which is significantly lower than SPTU's 1.66% return.
ARCM
- 1D
- -0.02%
- 1M
- 0.25%
- YTD
- 1.47%
- 6M
- 1.60%
- 1Y
- 3.60%
- 3Y*
- 4.66%
- 5Y*
- 3.19%
- 10Y*
- —
SPTU
- 1D
- 0.03%
- 1M
- 0.29%
- YTD
- 1.66%
- 6M
- 1.74%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
ARCM vs. SPTU - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
ARCM Arrow Reserve Capital Management ETF | 1.47% | 0.86% |
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF | 1.66% | 0.87% |
Correlation
The correlation between ARCM and SPTU is 0.27, 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 Oct 8, 2025 | 0.27 |
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Return for Risk
ARCM vs. SPTU — Risk / Return Rank
ARCM
SPTU
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
ARCM vs. SPTU - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Arrow Reserve Capital Management ETF (ARCM) and State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU). 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.
| ARCM | SPTU | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 4.22 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 28.99 | — | — |
| Martin ratioReturn relative to average drawdown | 229.47 | — | — |
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Drawdowns
ARCM vs. SPTU - Drawdown Comparison
The maximum ARCM drawdown since its inception was -4.08%, which is greater than SPTU's maximum drawdown of -0.04%. Use the drawdown chart below to compare losses from any high point for ARCM and SPTU.
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Drawdown Indicators
| ARCM | SPTU | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -4.08% | -0.04% | -4.04% |
Max Drawdown (1Y)Largest decline over 1 year | -0.12% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -3.46% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -3.46% | — | — |
Current DrawdownCurrent decline from peak | -0.04% | 0.00% | -0.04% |
Average DrawdownAverage peak-to-trough decline | -0.72% | -0.00% | -0.72% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.02% | — | — |
Volatility
ARCM vs. SPTU - Volatility Comparison
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Volatility by Period
| ARCM | SPTU | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.11% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 0.30% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 0.45% | 0.33% | +0.12% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.02% | 0.33% | +2.69% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.13% | 0.33% | +2.80% |
ARCM vs. SPTU - Expense Ratio Comparison
ARCM has a 0.50% expense ratio, which is higher than SPTU's 0.05% expense ratio.
Dividends
ARCM vs. SPTU - Dividend Comparison
ARCM's dividend yield for the trailing twelve months is around 3.73%, more than SPTU's 2.36% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
ARCM Arrow Reserve Capital Management ETF | 3.73% | 4.13% | 4.87% | 4.26% | 0.90% | 0.02% | 0.84% | 2.32% | 1.91% | 0.62% |
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF | 2.36% | 0.89% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
ARCM and SPTU have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, SPTU is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
SPTU is cheaper with a 0.05% expense ratio, compared with 0.50% for ARCM.
ARCM has the higher dividend yield at 3.73%, compared with 2.36% for SPTU.
They also come from different issuers: Arrow Funds and State Street. Their fees differ too: 0.50% for ARCM and 0.05% for SPTU.
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