OCMGX vs. TIBIX

Last updated Jun 5, 2026

OCMGX (OCM Gold Fund) and TIBIX (Thornburg Investment Income Builder Fund Class I) are both mutual funds - OCMGX is a Precious Metals fund managed by OCM, while TIBIX is a Diversified Portfolio fund actively managed by Thornburg. Over the past 10 years, OCMGX returned 17.13%/yr vs 12.70%/yr for TIBIX. At a 0.31 correlation, their price movements are largely independent. OCMGX charges 2.32%/yr vs 0.93%/yr for TIBIX.

Performance

OCMGX vs. TIBIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in OCM Gold Fund (OCMGX) and Thornburg Investment Income Builder Fund Class I (TIBIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OCMGX achieves a 4.77% return, which is significantly lower than TIBIX's 17.68% return. Over the past 10 years, OCMGX has outperformed TIBIX with an annualized return of 17.13%, while TIBIX has yielded a comparatively lower 12.70% annualized return.

OCMGX

• 1D: -3.38%
• 1M: 1.50%
• YTD: 4.77%
• 6M: 14.86%
• 1Y: 65.37%
• 3Y*: 50.19%
• 5Y*: 19.66%
• 10Y*: 17.13%

TIBIX

• 1D: -0.23%
• 1M: 2.29%
• YTD: 17.68%
• 6M: 20.98%
• 1Y: 39.13%
• 3Y*: 26.73%
• 5Y*: 16.36%
• 10Y*: 12.70%

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

OCMGX vs. TIBIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
OCMGX OCM Gold Fund	4.77%	167.05%	23.15%	4.21%	-17.71%	-9.67%	44.28%	56.74%	-13.84%	9.70%
TIBIX Thornburg Investment Income Builder Fund Class I	17.68%	37.01%	13.48%	18.28%	-7.69%	20.36%	-0.40%	18.01%	-4.31%	15.23%

Correlation

The correlation between OCMGX and TIBIX is 0.36, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.36
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (5Y) Calculated over the trailing 5-year period	0.38
Correlation (10Y) Calculated over the trailing 10-year period	0.25
Correlation (All Time) Calculated using the full available price history since Nov 4, 2003	0.31

The correlation between OCMGX and TIBIX shifts across timeframes, from 0.25 (10 years) to 0.39 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

OCMGX vs. TIBIX — Risk / Return Rank

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

OCMGX

OCMGX Risk / Return Rank: 33
OCMGX Sharpe Ratio Rank: 36
OCMGX Sortino Ratio Rank: 26
OCMGX Omega Ratio Rank: 33
OCMGX Calmar Ratio Rank: 42
OCMGX Martin Ratio Rank: 30

TIBIX

TIBIX Risk / Return Rank: 98
TIBIX Sharpe Ratio Rank: 99
TIBIX Sortino Ratio Rank: 98
TIBIX Omega Ratio Rank: 97
TIBIX Calmar Ratio Rank: 97
TIBIX Martin Ratio Rank: 97

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.

OCMGX vs. TIBIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for OCM Gold Fund (OCMGX) and Thornburg Investment Income Builder Fund Class I (TIBIX). 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.

	OCMGX	TIBIX	Difference
Sharpe ratio: Return per unit of total volatility	1.72	4.69	-2.97
Sortino ratio: Return per unit of downside risk	2.10	6.76	-4.66
Omega ratio: Gain probability vs. loss probability	1.30	1.94	-0.65
Calmar ratio: Return relative to maximum drawdown	2.43	7.37	-4.93
Martin ratio: Return relative to average drawdown	6.76	28.75	-21.99
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OCMGX vs. TIBIX - Sharpe Ratio Comparison

The current OCMGX Sharpe Ratio is 1.72, which is lower than the TIBIX Sharpe Ratio of 4.69. The chart below compares the historical Sharpe Ratios of OCMGX and TIBIX, 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

	OCMGX	TIBIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.72	4.69	-2.97
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.58	1.47	-0.90
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.51	0.94	-0.43
Sharpe Ratio (All Time) Calculated using the full available price history	0.12	0.77	-0.64

Drawdowns

OCMGX vs. TIBIX - Drawdown Comparison

The maximum OCMGX drawdown since its inception was -84.47%, which is greater than TIBIX's maximum drawdown of -48.88%. Use the drawdown chart below to compare losses from any high point for OCMGX and TIBIX.

Drawdown Indicators

	OCMGX	TIBIX	Difference
Max Drawdown Largest peak-to-trough decline	-84.47%	-48.88%	-35.59%
Max Drawdown (1Y) Largest decline over 1 year	-27.33%	-5.39%	-21.94%
Max Drawdown (3Y) Largest decline over 3 years	-27.33%	-9.23%	-18.10%
Max Drawdown (5Y) Largest decline over 5 years	-45.55%	-20.79%	-24.76%
Max Drawdown (10Y) Largest decline over 10 years	-45.55%	-34.85%	-10.70%
Current Drawdown Current decline from peak	-20.10%	-0.23%	-19.87%
Average Drawdown Average peak-to-trough decline	-41.16%	-5.96%	-35.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.82%	1.38%	+8.44%

Volatility

OCMGX vs. TIBIX - Volatility Comparison

OCM Gold Fund (OCMGX) has a higher volatility of 14.05% compared to Thornburg Investment Income Builder Fund Class I (TIBIX) at 3.08%. This indicates that OCMGX's price experiences larger fluctuations and is considered to be riskier than TIBIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OCMGX	TIBIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.05%	3.08%	+10.97%
Volatility (6M) Calculated over the trailing 6-month period	31.70%	6.96%	+24.74%
Volatility (1Y) Calculated over the trailing 1-year period	38.61%	8.46%	+30.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	34.34%	11.16%	+23.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	33.73%	13.50%	+20.23%

OCMGX vs. TIBIX - Expense Ratio Comparison

OCMGX has a 2.32% expense ratio, which is higher than TIBIX's 0.93% expense ratio.

Dividends

OCMGX vs. TIBIX - Dividend Comparison

OCMGX's dividend yield for the trailing twelve months is around 6.21%, more than TIBIX's 5.04% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
OCMGX OCM Gold Fund	6.21%	6.50%	2.88%	0.00%	0.05%	1.07%	0.98%	6.33%	26.98%	7.19%	19.53%	0.05%
TIBIX Thornburg Investment Income Builder Fund Class I	5.04%	5.83%	5.67%	4.89%	5.89%	5.33%	4.31%	4.46%	4.77%	4.52%	4.14%	4.66%

Frequently Asked Questions

Can I hold both OCMGX and TIBIX in my portfolio?

OCMGX and TIBIX have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OCMGX or TIBIX?

OCMGX has higher volatility (14.05%) compared to TIBIX (3.08%). In terms of maximum drawdown, OCMGX dropped -84.47% vs TIBIX's -48.88%.

Which has better risk-adjusted returns?

TIBIX currently has the higher Sharpe Ratio (4.69 vs 1.72), 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.