RMT vs. VBK

Last updated Jun 23, 2026

RMT (Royce Micro-Cap Trust, Inc.) is a stock, while VBK (Vanguard Small-Cap Growth ETF) is Small Cap Growth Equities fund tracking the CRSP US Small Cap Growth Index. Over the past 10 years, RMT returned 16.12%/yr vs 12.20%/yr for VBK. A 0.79 correlation means they provide meaningful diversification when combined.

Performance

RMT vs. VBK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Royce Micro-Cap Trust, Inc. (RMT) and Vanguard Small-Cap Growth ETF (VBK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RMT achieves a 41.35% return, which is significantly higher than VBK's 18.61% return. Over the past 10 years, RMT has outperformed VBK with an annualized return of 16.12%, while VBK has yielded a comparatively lower 12.20% annualized return.

RMT

• 1D: 0.42%
• 1M: 7.44%
• YTD: 41.35%
• 6M: 38.43%
• 1Y: 75.53%
• 3Y*: 28.49%
• 5Y*: 12.16%
• 10Y*: 16.12%

VBK

• 1D: 0.39%
• 1M: 3.11%
• YTD: 18.61%
• 6M: 15.14%
• 1Y: 33.39%
• 3Y*: 18.20%
• 5Y*: 5.09%
• 10Y*: 12.20%

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

RMT vs. VBK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RMT Royce Micro-Cap Trust, Inc.	41.35%	16.10%	13.97%	15.81%	-16.82%	22.56%	27.97%	25.05%	-14.88%	25.27%
VBK Vanguard Small-Cap Growth ETF	18.61%	8.50%	16.50%	21.45%	-28.44%	5.66%	35.44%	32.75%	-5.70%	21.87%

Correlation

The correlation between RMT and VBK is 0.84, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.84
Correlation (3Y) Calculated over the trailing 3-year period	0.86
Correlation (5Y) Calculated over the trailing 5-year period	0.87
Correlation (10Y) Calculated over the trailing 10-year period	0.84
Correlation (All Time) Calculated using the full available price history since Jan 30, 2004	0.79

The correlation between RMT and VBK has been stable across timeframes, ranging from 0.79 to 0.87 - a consistent structural relationship.

Return for Risk

RMT vs. VBK — Risk / Return Rank

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

RMT

RMT Risk / Return Rank: 96
RMT Sharpe Ratio Rank: 97
RMT Sortino Ratio Rank: 97
RMT Omega Ratio Rank: 96
RMT Calmar Ratio Rank: 95
RMT Martin Ratio Rank: 97

VBK

VBK Risk / Return Rank: 53
VBK Sharpe Ratio Rank: 50
VBK Sortino Ratio Rank: 48
VBK Omega Ratio Rank: 45
VBK Calmar Ratio Rank: 61
VBK Martin Ratio Rank: 63

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.

RMT vs. VBK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Royce Micro-Cap Trust, Inc. (RMT) and Vanguard Small-Cap Growth ETF (VBK). 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.

	RMT	VBK	Difference
Sharpe ratio: Return per unit of total volatility	3.70	1.67	+2.03
Sortino ratio: Return per unit of downside risk	4.55	2.30	+2.25
Omega ratio: Gain probability vs. loss probability	1.58	1.28	+0.30
Calmar ratio: Return relative to maximum drawdown	6.68	2.93	+3.75
Martin ratio: Return relative to average drawdown	23.85	10.98	+12.87

RMT vs. VBK - Sharpe Ratio Comparison

The current RMT Sharpe Ratio is 3.70, which is higher than the VBK Sharpe Ratio of 1.67. The chart below compares the historical Sharpe Ratios of RMT and VBK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

RMT vs. VBK - Drawdown Comparison

The maximum RMT drawdown since its inception was -73.94%, which is greater than VBK's maximum drawdown of -58.68%. Use the drawdown chart below to compare losses from any high point for RMT and VBK.

Drawdown Indicators

	RMT	VBK	Difference
Max Drawdown Largest peak-to-trough decline	-73.94%	-58.68%	-15.26%
Max Drawdown (1Y) Largest decline over 1 year	-11.36%	-11.44%	+0.08%
Max Drawdown (3Y) Largest decline over 3 years	-26.41%	-27.54%	+1.13%
Max Drawdown (5Y) Largest decline over 5 years	-30.73%	-38.39%	+7.66%
Max Drawdown (10Y) Largest decline over 10 years	-50.40%	-38.70%	-11.70%
Current Drawdown Current decline from peak	0.00%	-0.05%	+0.05%
Average Drawdown Average peak-to-trough decline	-14.09%	-10.14%	-3.95%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.18%	3.05%	+0.13%

Volatility

RMT vs. VBK - Volatility Comparison

Royce Micro-Cap Trust, Inc. (RMT) and Vanguard Small-Cap Growth ETF (VBK) have volatilities of 6.72% and 6.94%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RMT	VBK	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.72%	6.94%	-0.22%
Volatility (6M) Calculated over the trailing 6-month period	15.26%	15.58%	-0.32%
Volatility (1Y) Calculated over the trailing 1-year period	20.56%	20.07%	+0.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.77%	23.62%	-1.85%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.40%	22.94%	-0.54%

Dividends

RMT vs. VBK - Dividend Comparison

RMT's dividend yield for the trailing twelve months is around 5.74%, more than VBK's 0.44% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RMT Royce Micro-Cap Trust, Inc.	5.74%	7.57%	7.59%	8.01%	10.94%	7.27%	6.03%	7.96%	10.11%	7.31%	7.84%	17.36%
VBK Vanguard Small-Cap Growth ETF	0.44%	0.54%	0.54%	0.68%	0.55%	0.36%	0.44%	0.57%	0.79%	0.82%	1.08%	0.98%

Frequently Asked Questions

Can I hold both RMT and VBK in my portfolio?

RMT and VBK have a correlation of 0.84, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RMT or VBK?

VBK has higher volatility (6.94%) compared to RMT (6.72%). In terms of maximum drawdown, RMT dropped -73.94% vs VBK's -58.68%.

Which has better risk-adjusted returns?

RMT currently has the higher Sharpe Ratio (3.70 vs 1.67), 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.