RONB vs. BIL

Last updated Jun 24, 2026

RONB (Baron First Principles ETF) and BIL (SPDR Bloomberg 1-3 Month T-Bill ETF) are both exchange-traded funds - RONB is a Large Cap Growth Equities fund actively managed by Baron Capital, while BIL is a Government Bonds fund tracking the Bloomberg 1-3 Month U.S. Treasury Bill Index. RONB is actively managed, while BIL is passively managed. At a correlation of -0.09, they often move in opposite directions. RONB charges 1.00%/yr vs 0.14%/yr for BIL.

Performance

RONB vs. BIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baron First Principles ETF (RONB) and SPDR Bloomberg 1-3 Month T-Bill ETF (BIL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RONB achieves a -6.63% return, which is significantly lower than BIL's 1.67% return.

RONB

• 1D: -0.34%
• 1M: -1.56%
• YTD: -6.63%
• 6M: -8.36%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BIL

• 1D: 0.01%
• 1M: 0.28%
• YTD: 1.67%
• 6M: 1.76%
• 1Y: 3.84%
• 3Y*: 4.60%
• 5Y*: 3.45%
• 10Y*: 2.20%

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

RONB vs. BIL - Yearly Performance Comparison

	2026 (YTD)	2025
RONB Baron First Principles ETF	-6.63%	-0.76%
BIL SPDR Bloomberg 1-3 Month T-Bill ETF	1.67%	0.16%

Correlation

The correlation between RONB and BIL 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 (All Time) Calculated using the full available price history since Dec 15, 2025	-0.09

Return for Risk

RONB vs. BIL — Risk / Return Rank

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

RONB

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

BIL

BIL Risk / Return Rank: 100
BIL Sharpe Ratio Rank: 100
BIL Sortino Ratio Rank: 100
BIL Omega Ratio Rank: 100
BIL Calmar Ratio Rank: 100
BIL 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.

RONB vs. BIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Baron First Principles ETF (RONB) and SPDR Bloomberg 1-3 Month T-Bill ETF (BIL). 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.

	RONB	BIL	Difference
Sharpe ratio: Return per unit of total volatility	—	19.32	—
Sortino ratio: Return per unit of downside risk	—	172.67	—
Omega ratio: Gain probability vs. loss probability	—	87.16	—
Calmar ratio: Return relative to maximum drawdown	—	352.24	—
Martin ratio: Return relative to average drawdown	—	2,793.11	—

Drawdowns

RONB vs. BIL - Drawdown Comparison

The maximum RONB drawdown since its inception was -13.08%, which is greater than BIL's maximum drawdown of -0.78%. Use the drawdown chart below to compare losses from any high point for RONB and BIL.

Drawdown Indicators

	RONB	BIL	Difference
Max Drawdown Largest peak-to-trough decline	-13.08%	-0.78%	-12.30%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.01%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-0.01%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-0.09%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-0.21%	—
Current Drawdown Current decline from peak	-10.26%	0.00%	-10.26%
Average Drawdown Average peak-to-trough decline	-6.19%	-0.26%	-5.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.00%	—

Volatility

Volatility by Period

	RONB	BIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.07%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.14%	—
Volatility (1Y) Calculated over the trailing 1-year period	20.43%	0.20%	+20.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.43%	0.26%	+20.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.43%	0.26%	+20.17%

RONB vs. BIL - Expense Ratio Comparison

RONB has a 1.00% expense ratio, which is higher than BIL's 0.14% expense ratio.

Dividends

RONB vs. BIL - Dividend Comparison

RONB has not paid dividends to shareholders, while BIL's dividend yield for the trailing twelve months is around 3.85%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
BIL SPDR Bloomberg 1-3 Month T-Bill ETF	3.85%	4.13%	5.03%	4.92%	1.35%	0.00%	0.30%	2.05%	1.66%	0.68%	0.07%
RONB Baron First Principles ETF	0.00%	0.00%	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 RONB and BIL in my portfolio?

RONB and BIL 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 ETF is better, RONB or BIL?

On fees, BIL is cheaper at 0.14% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, RONB or BIL?

BIL is cheaper with a 0.14% expense ratio, compared with 1.00% for RONB.

Which ETF pays a higher dividend yield, RONB or BIL?

BIL has the higher dividend yield at 3.85%, compared with 0.00% for RONB.

What is the main difference between RONB and BIL?

RONB is categorized as Large Cap Growth Equities, while BIL is Government Bonds. They also come from different issuers: Baron Capital and State Street. Their fees differ too: 1.00% for RONB and 0.14% for BIL.