WEEI vs. ULST
WEEI (Westwood Salient Enhanced Energy Income ETF) and ULST (State Street Ultra Short Term Bond ETF) are both exchange-traded funds - WEEI is a Energy Equities fund actively managed by Westwood, while ULST is a Ultrashort Bond fund tracking the Bloomberg US Treasury Bellwether 3 Month Index. WEEI is actively managed, while ULST is passively managed. Over the past year, WEEI returned 30.50% vs 3.45% for ULST. Their -0.16 correlation means they have often moved in opposite directions in the past. WEEI charges 0.85%/yr vs 0.20%/yr for ULST.
Performance
WEEI vs. ULST - Performance Comparison
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Returns By Period
In the year-to-date period, WEEI achieves a 20.96% return, which is significantly higher than ULST's 1.75% return.
WEEI
- 1D
- 0.40%
- 1M
- 9.54%
- 6M
- 11.64%
- YTD
- 20.96%
- 1Y
- 30.50%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 12.50%
ULST
- 1D
- -0.01%
- 1M
- 0.22%
- 6M
- 1.36%
- YTD
- 1.75%
- 1Y
- 3.45%
- 3Y*
- 4.80%
- 5Y*
- 3.61%
- 10Y*
- 2.68%
- ALL TIME*
- 2.21%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $2.38M | $2.82M | $3.86M | |
| $1.31M | $1.32M | $1.22M |
WEEI vs. ULST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
WEEI Westwood Salient Enhanced Energy Income ETF | 20.96% | 11.28% | -3.19% |
ULST State Street Ultra Short Term Bond ETF | 1.75% | 4.80% | 3.83% |
Correlation
The correlation between WEEI and ULST is -0.26, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.26 |
Correlation (All Time) Calculated using the full available price history since May 1, 2024 | -0.16 |
The correlation between WEEI and ULST shifts across timeframes, from -0.26 (1 year) to -0.16 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
WEEI vs. ULST — Risk / Return Rank
WEEI
ULST
WEEI vs. ULST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Westwood Salient Enhanced Energy Income ETF (WEEI) and State Street Ultra Short Term Bond ETF (ULST). 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.
| WEEI | ULST | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -3.85 | ||
| Sortino ratioReturn per unit of downside risk | -8.62 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 2.65 | -1.32 |
| Calmar ratioReturn relative to maximum drawdown | 2.80 | 15.97 | -13.17 |
| Martin ratioReturn relative to average drawdown | 8.66 | 82.38 | -73.72 |
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Drawdowns
WEEI vs. ULST - Drawdown Comparison
The maximum WEEI drawdown since its inception was -18.78%, which is greater than ULST's maximum drawdown of -6.20%. Use the drawdown chart below to compare losses from any high point for WEEI and ULST.
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Drawdown Indicators
| WEEI | ULST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.78% | -6.20% | -12.58% |
Max Drawdown (1Y)Largest decline over 1 year | -10.27% | -0.24% | -10.03% |
Max Drawdown (3Y)Largest decline over 3 years | — | -0.54% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -1.22% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -6.20% | — |
Current DrawdownCurrent decline from peak | -1.03% | -0.01% | -1.02% |
Average DrawdownAverage peak-to-trough decline | -4.26% | -0.16% | -4.10% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.34% | 0.05% | +3.29% |
Volatility
WEEI vs. ULST - Volatility Comparison
Westwood Salient Enhanced Energy Income ETF (WEEI) has a higher volatility of 4.28% compared to State Street Ultra Short Term Bond ETF (ULST) at 0.11%. This indicates that WEEI's price experiences larger fluctuations and is considered to be riskier than ULST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| WEEI | ULST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.28% | 0.11% | +4.17% |
Volatility (6M)Calculated over the trailing 6-month period | 11.45% | 0.43% | +11.02% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.65% | 0.65% | +14.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.23% | 0.97% | +17.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.23% | 1.43% | +16.80% |
WEEI vs. ULST - Expense Ratio Comparison
WEEI has a 0.85% expense ratio, which is higher than ULST's 0.20% expense ratio.
Dividends
WEEI vs. ULST - Dividend Comparison
WEEI's dividend yield for the trailing twelve months is around 11.24%, more than ULST's 4.24% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ULST State Street Ultra Short Term Bond ETF | 3.84% | 4.46% | 5.03% | 4.45% | 1.70% | 0.54% | 1.34% | 2.56% | 2.13% | 1.21% | 0.93% | 0.37% |
WEEI Westwood Salient Enhanced Energy Income ETF | 11.24% | 12.59% | 7.20% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
WEEI and ULST have a correlation of -0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
WEEI has higher volatility (4.28%) compared to ULST (0.11%). In terms of maximum drawdown, WEEI dropped -18.78% vs ULST's -6.20%.
On 1-year performance, WEEI leads with 30.50% vs 3.45% for ULST. On fees, ULST is cheaper at 0.20% per year. On volatility, ULST has been the lower-risk option at 0.11%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, WEEI has performed better with a 30.50% return vs 3.45%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
ULST is cheaper with a 0.20% expense ratio, compared with 0.85% for WEEI.
WEEI has the higher dividend yield at 11.24%, compared with 3.84% for ULST.
WEEI is categorized as Energy Equities, while ULST is Ultrashort Bond. They also come from different issuers: Westwood and State Street. Their fees differ too: 0.85% for WEEI and 0.20% for ULST.
ULST currently has the higher Sharpe Ratio (5.81 vs 1.96), 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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