BYDDY vs. VBIL

Last updated Jun 4, 2026

BYDDY (BYD Company Limited ADR) is a stock, while VBIL (Vanguard 0-3 Month Treasury Bill ETF) is Ultrashort Bond fund tracking the Bloomberg US Treasury Bills 0-3 Months Index. Over the past year, BYDDY returned -30.88% vs 3.93% for VBIL. At a correlation of -0.08, they often move in opposite directions.

Performance

BYDDY vs. VBIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BYD Company Limited ADR (BYDDY) and Vanguard 0-3 Month Treasury Bill ETF (VBIL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BYDDY achieves a -3.22% return, which is significantly lower than VBIL's 1.50% return.

BYDDY

• 1D: -3.46%
• 1M: -10.47%
• YTD: -3.22%
• 6M: -6.76%
• 1Y: -30.88%
• 3Y*: 4.63%
• 5Y*: 7.72%
• 10Y*: 20.41%

VBIL

• 1D: 0.01%
• 1M: 0.29%
• YTD: 1.50%
• 6M: 1.80%
• 1Y: 3.93%
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

BYDDY vs. VBIL - Yearly Performance Comparison

	2026 (YTD)	2025
BYDDY BYD Company Limited ADR	-3.22%	-13.53%
VBIL Vanguard 0-3 Month Treasury Bill ETF	1.50%	3.71%

Correlation

The correlation between BYDDY and VBIL is -0.09, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.09
Correlation (All Time) Calculated using the full available price history since Feb 12, 2025	-0.08

Return for Risk

BYDDY vs. VBIL — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

BYDDY

BYDDY Risk / Return Rank: 11
BYDDY Sharpe Ratio Rank: 8
BYDDY Sortino Ratio Rank: 9
BYDDY Omega Ratio Rank: 12
BYDDY Calmar Ratio Rank: 9
BYDDY Martin Ratio Rank: 15

VBIL

VBIL Risk / Return Rank: 100
VBIL Sharpe Ratio Rank: 100
VBIL Sortino Ratio Rank: 100
VBIL Omega Ratio Rank: 100
VBIL Calmar Ratio Rank: 99
VBIL Martin Ratio Rank: 100

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BYDDY vs. VBIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BYD Company Limited ADR (BYDDY) and Vanguard 0-3 Month Treasury Bill ETF (VBIL). 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.

	BYDDY	VBIL	Difference
Sharpe ratio: Return per unit of total volatility	-0.82	15.17	-15.99
Sortino ratio: Return per unit of downside risk	-1.13	39.11	-40.24
Omega ratio: Gain probability vs. loss probability	0.88	21.10	-20.22
Calmar ratio: Return relative to maximum drawdown	-0.82	42.61	-43.43
Martin ratio: Return relative to average drawdown	-1.16	532.54	-533.70
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BYDDY vs. VBIL - Sharpe Ratio Comparison

The current BYDDY Sharpe Ratio is -0.82, which is lower than the VBIL Sharpe Ratio of 15.17. The chart below compares the historical Sharpe Ratios of BYDDY and VBIL, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BYDDY	VBIL	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.82	15.17	-15.99
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.17	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.43	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.17	13.44	-13.27

Drawdowns

BYDDY vs. VBIL - Drawdown Comparison

The maximum BYDDY drawdown since its inception was -97.38%, which is greater than VBIL's maximum drawdown of -0.09%. Use the drawdown chart below to compare losses from any high point for BYDDY and VBIL.

Drawdown Indicators

	BYDDY	VBIL	Difference
Max Drawdown Largest peak-to-trough decline	-97.38%	-0.09%	-97.29%
Max Drawdown (1Y) Largest decline over 1 year	-37.83%	-0.09%	-37.74%
Max Drawdown (3Y) Largest decline over 3 years	-42.29%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-48.16%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-58.18%	—	—
Current Drawdown Current decline from peak	-39.99%	0.00%	-39.99%
Average Drawdown Average peak-to-trough decline	-63.78%	-0.00%	-63.78%
Ulcer Index Depth and duration of drawdowns from previous peaks	26.55%	0.01%	+26.54%

Volatility

BYDDY vs. VBIL - Volatility Comparison

BYD Company Limited ADR (BYDDY) has a higher volatility of 8.89% compared to Vanguard 0-3 Month Treasury Bill ETF (VBIL) at 0.06%. This indicates that BYDDY's price experiences larger fluctuations and is considered to be riskier than VBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BYDDY	VBIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.89%	0.06%	+8.83%
Volatility (6M) Calculated over the trailing 6-month period	28.30%	0.16%	+28.14%
Volatility (1Y) Calculated over the trailing 1-year period	37.77%	0.26%	+37.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	45.97%	0.30%	+45.67%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	47.26%	0.30%	+46.96%

Dividends

BYDDY vs. VBIL - Dividend Comparison

BYDDY's dividend yield for the trailing twelve months is around 1.50%, less than VBIL's 3.65% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
BYDDY BYD Company Limited ADR	1.50%	1.45%	1.26%	0.60%	0.07%	0.07%	0.03%	0.47%	0.28%	0.52%	1.92%
VBIL Vanguard 0-3 Month Treasury Bill ETF	3.65%	3.12%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BYDDY and VBIL in my portfolio?

BYDDY and VBIL have a correlation of -0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BYDDY or VBIL?

BYDDY has higher volatility (8.89%) compared to VBIL (0.06%). In terms of maximum drawdown, BYDDY dropped -97.38% vs VBIL's -0.09%.

Which has better risk-adjusted returns?

VBIL currently has the higher Sharpe Ratio (15.17 vs -0.82), 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.