BULL vs. ROM
BULL (Webull Corp) is a stock, while ROM (ProShares Ultra Technology) is Leveraged Equities fund tracking the S&P Technology Select Sector Index (200%). Over the past year, BULL returned -47.04% vs 66.51% for ROM. Their 0.35 correlation means their historical movements had little consistent relationship.
Performance
BULL vs. ROM - Performance Comparison
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Returns By Period
In the year-to-date period, BULL achieves a -9.14% return, which is significantly lower than ROM's 37.33% return.
BULL
- 1D
- -1.26%
- 1M
- -1.53%
- 6M
- 0.43%
- YTD
- -9.14%
- 1Y
- -47.04%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- -31.72%
ROM
- 1D
- -0.50%
- 1M
- -7.06%
- 6M
- 38.35%
- YTD
- 37.33%
- 1Y
- 66.51%
- 3Y*
- 40.16%
- 5Y*
- 20.19%
- 10Y*
- 37.52%
- ALL TIME*
- 23.64%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
BULL Webull Corp | $66.73M | $66.49M | $80.22M |
| $8.11M | $7.91M | $10.36M |
BULL vs. ROM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
BULL Webull Corp | -9.14% | -33.13% |
ROM ProShares Ultra Technology | 37.33% | 86.93% |
Correlation
The correlation between BULL and ROM is 0.44, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.44 |
Correlation (All Time) Calculated using the full available price history since Apr 10, 2025 | 0.35 |
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Return for Risk
BULL vs. ROM — Risk / Return Rank
BULL
ROM
BULL vs. ROM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Webull Corp (BULL) and ProShares Ultra Technology (ROM). 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.
| BULL | ROM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.00 | ||
| Sortino ratioReturn per unit of downside risk | -2.92 | ||
| Omega ratioGain probability vs. loss probability | 0.87 | 1.21 | -0.34 |
| Calmar ratioReturn relative to maximum drawdown | -0.71 | 1.84 | -2.55 |
| Martin ratioReturn relative to average drawdown | -1.03 | 4.64 | -5.67 |
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Drawdowns
BULL vs. ROM - Drawdown Comparison
The maximum BULL drawdown since its inception was -92.64%, which is greater than ROM's maximum drawdown of -83.36%. Use the drawdown chart below to compare losses from any high point for BULL and ROM.
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Drawdown Indicators
| BULL | ROM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -92.64% | -83.36% | -9.28% |
Max Drawdown (1Y)Largest decline over 1 year | -71.07% | -32.33% | -38.74% |
Max Drawdown (3Y)Largest decline over 3 years | — | -48.10% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -67.55% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -67.55% | — |
Current DrawdownCurrent decline from peak | -88.78% | -24.28% | -64.50% |
Average DrawdownAverage peak-to-trough decline | -83.21% | -20.84% | -62.37% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 49.01% | 12.79% | +36.22% |
Volatility
BULL vs. ROM - Volatility Comparison
The current volatility for Webull Corp (BULL) is 13.64%, while ProShares Ultra Technology (ROM) has a volatility of 18.85%. This indicates that BULL experiences smaller price fluctuations and is considered to be less risky than ROM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BULL | ROM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.64% | 18.85% | -5.21% |
Volatility (6M)Calculated over the trailing 6-month period | 45.42% | 43.73% | +1.69% |
Volatility (1Y)Calculated over the trailing 1-year period | 59.73% | 51.28% | +8.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 339.71% | 53.25% | +286.46% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 339.71% | 50.57% | +289.14% |
Dividends
BULL vs. ROM - Dividend Comparison
BULL has not paid dividends to shareholders, while ROM's dividend yield for the trailing twelve months is around 0.07%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BULL Webull Corp | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
ROM ProShares Ultra Technology | 0.07% | 0.24% | 0.21% | 0.01% | 0.00% | 0.00% | 0.05% | 0.16% | 0.30% | 0.08% | 0.20% | 0.12% |
Frequently Asked Questions
BULL and ROM have a correlation of 0.44, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ROM has higher volatility (18.85%) compared to BULL (13.64%). In terms of maximum drawdown, BULL dropped -92.64% vs ROM's -83.36%.
ROM currently has the higher Sharpe Ratio (1.16 vs -0.84), 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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