BWX vs. ARKK
BWX (SPDR Bloomberg Barclays International Treasury Bond ETF) and ARKK (ARK Innovation ETF) are both exchange-traded funds - BWX is a International Government Bonds fund tracking the Bloomberg Global Treasury x US Capped (Inception 8/31/2007), while ARKK is a Technology Equities fund actively managed by ARK. BWX is passively managed, while ARKK is actively managed. Over the past 10 years, BWX returned -1.37%/yr vs 15.80%/yr for ARKK. At a 0.14 correlation, their price movements are largely independent. BWX charges 0.35%/yr vs 0.75%/yr for ARKK.
Performance
BWX vs. ARKK - Performance Comparison
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Returns By Period
In the year-to-date period, BWX achieves a -2.00% return, which is significantly lower than ARKK's 2.04% return. Over the past 10 years, BWX has underperformed ARKK with an annualized return of -1.37%, while ARKK has yielded a comparatively higher 15.80% annualized return.
BWX
- 1D
- -0.86%
- 1M
- 0.07%
- YTD
- -2.00%
- 6M
- -1.69%
- 1Y
- -2.92%
- 3Y*
- 0.82%
- 5Y*
- -4.15%
- 10Y*
- -1.37%
ARKK
- 1D
- -0.75%
- 1M
- 5.34%
- YTD
- 2.04%
- 6M
- 1.02%
- 1Y
- 22.81%
- 3Y*
- 21.33%
- 5Y*
- -7.72%
- 10Y*
- 15.80%
BWX vs. ARKK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BWX SPDR Bloomberg Barclays International Treasury Bond ETF | -2.00% | 7.67% | -5.93% | 5.10% | -19.72% | -8.67% | 9.50% | 5.58% | -1.85% | 9.93% |
ARKK ARK Innovation ETF | 2.04% | 35.49% | 8.40% | 69.04% | -66.97% | -23.60% | 152.71% | 35.08% | 3.52% | 87.33% |
Correlation
The correlation between BWX and ARKK is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.34 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.27 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.27 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.18 |
Correlation (All Time) Calculated using the full available price history since Oct 31, 2014 | 0.14 |
Over the past year, BWX and ARKK have become more correlated (0.34) than their long-term average of 0.14, meaning their price movements have been converging.
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Return for Risk
BWX vs. ARKK — Risk / Return Rank
BWX
ARKK
BWX vs. ARKK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Bloomberg Barclays International Treasury Bond ETF (BWX) and ARK Innovation ETF (ARKK). 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.
| BWX | ARKK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.01 | ||
| Sortino ratioReturn per unit of downside risk | -1.58 | ||
| Omega ratioGain probability vs. loss probability | 0.94 | 1.13 | -0.18 |
| Calmar ratioReturn relative to maximum drawdown | -0.47 | 0.73 | -1.21 |
| Martin ratioReturn relative to average drawdown | -0.92 | 1.58 | -2.50 |
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Drawdowns
BWX vs. ARKK - Drawdown Comparison
The maximum BWX drawdown since its inception was -34.05%, smaller than the maximum ARKK drawdown of -80.97%. Use the drawdown chart below to compare losses from any high point for BWX and ARKK.
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Drawdown Indicators
| BWX | ARKK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.05% | -80.97% | +46.92% |
Max Drawdown (1Y)Largest decline over 1 year | -6.16% | -31.35% | +25.19% |
Max Drawdown (3Y)Largest decline over 3 years | -10.22% | -39.56% | +29.34% |
Max Drawdown (5Y)Largest decline over 5 years | -30.78% | -77.23% | +46.45% |
Max Drawdown (10Y)Largest decline over 10 years | -34.05% | -80.97% | +46.92% |
Current DrawdownCurrent decline from peak | -24.05% | -49.18% | +25.13% |
Average DrawdownAverage peak-to-trough decline | -10.07% | -30.18% | +20.11% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.16% | 14.47% | -11.31% |
Volatility
BWX vs. ARKK - Volatility Comparison
The current volatility for SPDR Bloomberg Barclays International Treasury Bond ETF (BWX) is 2.38%, while ARK Innovation ETF (ARKK) has a volatility of 12.24%. This indicates that BWX experiences smaller price fluctuations and is considered to be less risky than ARKK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BWX | ARKK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.38% | 12.24% | -9.86% |
Volatility (6M)Calculated over the trailing 6-month period | 5.97% | 26.67% | -20.70% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.70% | 36.33% | -28.63% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 9.70% | 46.43% | -36.73% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 8.67% | 40.39% | -31.72% |
BWX vs. ARKK - Expense Ratio Comparison
BWX has a 0.35% expense ratio, which is lower than ARKK's 0.75% expense ratio.
Dividends
BWX vs. ARKK - Dividend Comparison
BWX's dividend yield for the trailing twelve months is around 2.38%, while ARKK has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ARKK ARK Innovation ETF | 0.00% | 0.00% | 0.00% | 0.70% | 0.00% | 0.55% | 1.64% | 0.38% | 3.14% | 1.32% | 0.00% | 2.27% |
BWX SPDR Bloomberg Barclays International Treasury Bond ETF | 2.38% | 2.19% | 1.99% | 1.63% | 1.23% | 0.93% | 0.95% | 1.16% | 1.07% | 0.46% | 0.00% | 0.00% |
Frequently Asked Questions
BWX and ARKK have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ARKK has higher volatility (12.24%) compared to BWX (2.38%). In terms of maximum drawdown, BWX dropped -34.05% vs ARKK's -80.97%.
On 10-year performance, ARKK leads with 15.80% vs -1.37% for BWX. On fees, BWX is cheaper at 0.35% per year. On volatility, BWX has been the lower-risk option at 2.38%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, ARKK has performed better with a 15.80% return vs -1.37%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
BWX is cheaper with a 0.35% expense ratio, compared with 0.75% for ARKK.
BWX has the higher dividend yield at 2.38%, compared with 0.00% for ARKK.
BWX is categorized as International Government Bonds, while ARKK is Technology Equities. They also come from different issuers: State Street and ARK. Their fees differ too: 0.35% for BWX and 0.75% for ARKK.
ARKK currently has the higher Sharpe Ratio (0.63 vs -0.38), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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