RONB vs. UFO

Last updated Jun 4, 2026

RONB (Baron First Principles ETF) and UFO (Procure Space ETF) are both exchange-traded funds - RONB is a Large Cap Growth Equities fund actively managed by Baron Capital, while UFO is a Global Equities fund tracking the S-Network Space Index. RONB is actively managed, while UFO is passively managed. At a 0.35 correlation, their price movements are largely independent. RONB charges 1.00%/yr vs 0.75%/yr for UFO.

Performance

RONB vs. UFO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baron First Principles ETF (RONB) and Procure Space ETF (UFO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RONB achieves a -3.75% return, which is significantly lower than UFO's 49.39% return.

RONB

• 1D: -1.11%
• 1M: 4.33%
• YTD: -3.75%
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

UFO

• 1D: -5.68%
• 1M: 12.53%
• YTD: 49.39%
• 6M: 71.06%
• 1Y: 135.88%
• 3Y*: 46.01%
• 5Y*: 15.60%
• 10Y*: —

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

RONB vs. UFO - Yearly Performance Comparison

	2026 (YTD)	2025
RONB Baron First Principles ETF	-3.75%	-0.33%
UFO Procure Space ETF	49.39%	3.64%

Correlation

The correlation between RONB and UFO is 0.35, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Dec 16, 2025	0.35

Return for Risk

RONB vs. UFO — Risk / Return Rank

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

UFO

UFO Risk / Return Rank: 88
UFO Sharpe Ratio Rank: 93
UFO Sortino Ratio Rank: 86
UFO Omega Ratio Rank: 78
UFO Calmar Ratio Rank: 92
UFO Martin Ratio Rank: 89

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. UFO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Baron First Principles ETF (RONB) and Procure Space ETF (UFO). 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.

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

Sharpe Ratios by Period

	RONB	UFO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	3.59	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.52	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.51	0.46	-0.97

Drawdowns

RONB vs. UFO - Drawdown Comparison

The maximum RONB drawdown since its inception was -13.08%, smaller than the maximum UFO drawdown of -50.33%. Use the drawdown chart below to compare losses from any high point for RONB and UFO.

Drawdown Indicators

	RONB	UFO	Difference
Max Drawdown Largest peak-to-trough decline	-13.08%	-50.33%	+37.25%
Max Drawdown (1Y) Largest decline over 1 year	—	-21.95%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-25.91%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-50.33%	—
Current Drawdown Current decline from peak	-5.80%	-14.84%	+9.04%
Average Drawdown Average peak-to-trough decline	-6.33%	-21.82%	+15.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	6.72%	—

Volatility

Volatility by Period

	RONB	UFO	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	16.64%	—
Volatility (6M) Calculated over the trailing 6-month period	—	31.27%	—
Volatility (1Y) Calculated over the trailing 1-year period	16.85%	38.08%	-21.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.85%	29.92%	-13.07%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.85%	30.76%	-13.91%

RONB vs. UFO - Expense Ratio Comparison

RONB has a 1.00% expense ratio, which is higher than UFO's 0.75% expense ratio.

Dividends

RONB vs. UFO - Dividend Comparison

RONB has not paid dividends to shareholders, while UFO's dividend yield for the trailing twelve months is around 0.29%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
RONB Baron First Principles ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
UFO Procure Space ETF	0.29%	0.46%	1.98%	1.90%	3.19%	1.00%	1.07%	0.45%

Frequently Asked Questions

Can I hold both RONB and UFO in my portfolio?

RONB and UFO have a correlation of 0.35, 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 UFO?

On fees, UFO is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, RONB or UFO?

UFO is cheaper with a 0.75% expense ratio, compared with 1.00% for RONB.

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

UFO has the higher dividend yield at 0.29%, compared with 0.00% for RONB.

What is the main difference between RONB and UFO?

RONB is categorized as Large Cap Growth Equities, while UFO is Global Equities. They also come from different issuers: Baron Capital and ProcureAM. Their fees differ too: 1.00% for RONB and 0.75% for UFO.