GRBK vs. FDMO

Last updated Jun 4, 2026

GRBK (Green Brick Partners, Inc.) is a stock, while FDMO (Fidelity Momentum Factor ETF) is Momentum fund tracking the Fidelity U.S. Momentum Factor Index. Over the past 5 years, GRBK returned 23.26%/yr vs 16.35%/yr for FDMO. At a 0.42 correlation, their price movements are largely independent.

Performance

GRBK vs. FDMO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Green Brick Partners, Inc. (GRBK) and Fidelity Momentum Factor ETF (FDMO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GRBK achieves a 9.56% return, which is significantly lower than FDMO's 15.24% return.

GRBK

• 1D: -0.54%
• 1M: 6.11%
• YTD: 9.56%
• 6M: 1.98%
• 1Y: 17.33%
• 3Y*: 10.31%
• 5Y*: 23.26%
• 10Y*: 25.07%

FDMO

• 1D: -0.32%
• 1M: 7.12%
• YTD: 15.24%
• 6M: 14.87%
• 1Y: 32.96%
• 3Y*: 28.59%
• 5Y*: 16.35%
• 10Y*: —

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

GRBK vs. FDMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GRBK Green Brick Partners, Inc.	9.56%	10.92%	8.76%	114.36%	-20.11%	32.10%	100.00%	58.56%	-35.93%	12.44%
FDMO Fidelity Momentum Factor ETF	15.24%	21.43%	32.78%	24.79%	-19.32%	22.23%	21.71%	25.29%	-4.13%	23.93%

Correlation

The correlation between GRBK and FDMO is 0.20, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.20
Correlation (3Y) Calculated over the trailing 3-year period	0.36
Correlation (5Y) Calculated over the trailing 5-year period	0.45
Correlation (All Time) Calculated using the full available price history since Sep 16, 2016	0.42

Over the past year, the correlation between GRBK and FDMO has dropped to 0.20 - well below their long-term average of 0.42, suggesting their price drivers have been diverging.

Return for Risk

GRBK vs. FDMO — Risk / Return Rank

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

GRBK

GRBK Risk / Return Rank: 54
GRBK Sharpe Ratio Rank: 58
GRBK Sortino Ratio Rank: 53
GRBK Omega Ratio Rank: 50
GRBK Calmar Ratio Rank: 56
GRBK Martin Ratio Rank: 55

FDMO

FDMO Risk / Return Rank: 57
FDMO Sharpe Ratio Rank: 58
FDMO Sortino Ratio Rank: 56
FDMO Omega Ratio Rank: 56
FDMO Calmar Ratio Rank: 54
FDMO Martin Ratio Rank: 60

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.

GRBK vs. FDMO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Green Brick Partners, Inc. (GRBK) and Fidelity Momentum Factor ETF (FDMO). 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.

	GRBK	FDMO	Difference
Sharpe ratio: Return per unit of total volatility	0.50	2.01	-1.51
Sortino ratio: Return per unit of downside risk	0.99	2.74	-1.75
Omega ratio: Gain probability vs. loss probability	1.11	1.35	-0.24
Calmar ratio: Return relative to maximum drawdown	0.73	2.71	-1.98
Martin ratio: Return relative to average drawdown	1.39	10.79	-9.41
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GRBK vs. FDMO - Sharpe Ratio Comparison

The current GRBK Sharpe Ratio is 0.50, which is lower than the FDMO Sharpe Ratio of 2.01. The chart below compares the historical Sharpe Ratios of GRBK and FDMO, 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

	GRBK	FDMO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.50	2.01	-1.51
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.55	0.87	-0.32
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.58	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.06	0.82	-0.88

Drawdowns

GRBK vs. FDMO - Drawdown Comparison

The maximum GRBK drawdown since its inception was -99.29%, which is greater than FDMO's maximum drawdown of -33.94%. Use the drawdown chart below to compare losses from any high point for GRBK and FDMO.

Drawdown Indicators

	GRBK	FDMO	Difference
Max Drawdown Largest peak-to-trough decline	-99.29%	-33.94%	-65.35%
Max Drawdown (1Y) Largest decline over 1 year	-23.99%	-12.22%	-11.77%
Max Drawdown (3Y) Largest decline over 3 years	-36.15%	-21.88%	-14.27%
Max Drawdown (5Y) Largest decline over 5 years	-45.12%	-25.44%	-19.68%
Max Drawdown (10Y) Largest decline over 10 years	-54.29%	—	—
Current Drawdown Current decline from peak	-69.70%	-0.32%	-69.38%
Average Drawdown Average peak-to-trough decline	-87.62%	-5.42%	-82.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.53%	3.06%	+9.47%

Volatility

GRBK vs. FDMO - Volatility Comparison

Green Brick Partners, Inc. (GRBK) has a higher volatility of 7.35% compared to Fidelity Momentum Factor ETF (FDMO) at 4.82%. This indicates that GRBK's price experiences larger fluctuations and is considered to be riskier than FDMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GRBK	FDMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.35%	4.82%	+2.53%
Volatility (6M) Calculated over the trailing 6-month period	23.56%	13.11%	+10.45%
Volatility (1Y) Calculated over the trailing 1-year period	35.07%	16.50%	+18.57%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.87%	19.00%	+23.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	43.63%	19.51%	+24.12%

Dividends

GRBK vs. FDMO - Dividend Comparison

GRBK has not paid dividends to shareholders, while FDMO's dividend yield for the trailing twelve months is around 0.56%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
FDMO Fidelity Momentum Factor ETF	0.56%	0.61%	0.90%	0.87%	1.19%	0.60%	0.77%	1.23%	1.22%	1.09%	0.45%
GRBK Green Brick Partners, Inc.	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 GRBK and FDMO in my portfolio?

GRBK and FDMO have a correlation of 0.20, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GRBK or FDMO?

GRBK has higher volatility (7.35%) compared to FDMO (4.82%). In terms of maximum drawdown, GRBK dropped -99.29% vs FDMO's -33.94%.

Which has better risk-adjusted returns?

FDMO currently has the higher Sharpe Ratio (2.01 vs 0.50), 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.