OUSM vs. DFMC

Last updated Jun 4, 2026

OUSM (OShares U.S. Small-Cap Quality Dividend ETF) and DFMC (Dimensional US Micro Cap Portfolio ETF) are both Small Cap Blend Equities funds. OUSM is passively managed, while DFMC is actively managed. Their correlation of 0.87 suggests significant overlap in exposure. OUSM charges 0.48%/yr vs 0.41%/yr for DFMC.

Performance

OUSM vs. DFMC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in OShares U.S. Small-Cap Quality Dividend ETF (OUSM) and Dimensional US Micro Cap Portfolio ETF (DFMC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

OUSM

• 1D: -0.06%
• 1M: 1.69%
• YTD: 6.80%
• 6M: 6.94%
• 1Y: 10.89%
• 3Y*: 11.71%
• 5Y*: 7.39%
• 10Y*: —

DFMC

• 1D: -1.12%
• 1M: 1.77%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

OUSM vs. DFMC - Yearly Performance Comparison

	2026 (YTD)
OUSM OShares U.S. Small-Cap Quality Dividend ETF	6.81%
DFMC Dimensional US Micro Cap Portfolio ETF	11.97%

Correlation

The correlation between OUSM and DFMC is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Mar 24, 2026	0.87

Return for Risk

OUSM vs. DFMC — Risk / Return Rank

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

OUSM

OUSM Risk / Return Rank: 24
OUSM Sharpe Ratio Rank: 23
OUSM Sortino Ratio Rank: 24
OUSM Omega Ratio Rank: 22
OUSM Calmar Ratio Rank: 25
OUSM Martin Ratio Rank: 25

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.

OUSM vs. DFMC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for OShares U.S. Small-Cap Quality Dividend ETF (OUSM) and Dimensional US Micro Cap Portfolio ETF (DFMC). 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.

	OUSM	DFMC	Difference
Sharpe ratio: Return per unit of total volatility	0.83	—	—
Sortino ratio: Return per unit of downside risk	1.34	—	—
Omega ratio: Gain probability vs. loss probability	1.15	—	—
Calmar ratio: Return relative to maximum drawdown	1.19	—	—
Martin ratio: Return relative to average drawdown	3.47	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	OUSM	DFMC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.83	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.46	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.48	4.79	-4.32

Drawdowns

OUSM vs. DFMC - Drawdown Comparison

The maximum OUSM drawdown since its inception was -39.84%, which is greater than DFMC's maximum drawdown of -4.29%. Use the drawdown chart below to compare losses from any high point for OUSM and DFMC.

Drawdown Indicators

	OUSM	DFMC	Difference
Max Drawdown Largest peak-to-trough decline	-39.84%	-4.29%	-35.55%
Max Drawdown (1Y) Largest decline over 1 year	-9.21%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-19.44%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-19.44%	—	—
Current Drawdown Current decline from peak	-1.67%	-1.12%	-0.55%
Average Drawdown Average peak-to-trough decline	-5.22%	-0.84%	-4.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.14%	—	—

Volatility

Volatility by Period

	OUSM	DFMC	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.66%	—	—
Volatility (6M) Calculated over the trailing 6-month period	9.25%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	13.15%	16.19%	-3.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.30%	16.19%	+0.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.94%	16.19%	+2.75%

OUSM vs. DFMC - Expense Ratio Comparison

OUSM has a 0.48% expense ratio, which is higher than DFMC's 0.41% expense ratio.

Dividends

OUSM vs. DFMC - Dividend Comparison

OUSM's dividend yield for the trailing twelve months is around 2.07%, while DFMC has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
DFMC Dimensional US Micro Cap Portfolio ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
OUSM OShares U.S. Small-Cap Quality Dividend ETF	2.07%	2.09%	1.62%	1.64%	1.98%	1.55%	2.02%	1.99%	2.63%	2.17%

Frequently Asked Questions

Can I hold both OUSM and DFMC in my portfolio?

OUSM and DFMC have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, OUSM or DFMC?

On fees, DFMC is cheaper at 0.41% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, OUSM or DFMC?

DFMC is cheaper with a 0.41% expense ratio, compared with 0.48% for OUSM.

Which ETF pays a higher dividend yield, OUSM or DFMC?

OUSM has the higher dividend yield at 2.07%, compared with 0.00% for DFMC.

What is the main difference between OUSM and DFMC?

They also come from different issuers: O'Shares Investments and Dimensional Fund Advisors. Their fees differ too: 0.48% for OUSM and 0.41% for DFMC.