UMLGX vs. COSZX

Last updated Jun 23, 2026

UMLGX (Columbia Select Large Cap Growth Fund) and COSZX (Columbia Overseas Value Fund) are both mutual funds - UMLGX is a Large Cap Growth Equities fund managed by Columbia, while COSZX is a Foreign Large Cap Equities fund managed by Columbia. Over the past 10 years, UMLGX returned 13.08%/yr vs 10.27%/yr for COSZX. A 0.63 correlation means they provide meaningful diversification when combined. UMLGX charges 0.80%/yr vs 0.90%/yr for COSZX.

Performance

UMLGX vs. COSZX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Columbia Select Large Cap Growth Fund (UMLGX) and Columbia Overseas Value Fund (COSZX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, UMLGX achieves a 9.07% return, which is significantly higher than COSZX's 6.13% return. Over the past 10 years, UMLGX has outperformed COSZX with an annualized return of 13.08%, while COSZX has yielded a comparatively lower 10.27% annualized return.

UMLGX

• 1D: 1.58%
• 1M: 1.05%
• YTD: 9.07%
• 6M: 8.45%
• 1Y: 17.48%
• 3Y*: 15.52%
• 5Y*: 6.06%
• 10Y*: 13.08%

COSZX

• 1D: -0.07%
• 1M: -1.31%
• YTD: 6.13%
• 6M: 6.05%
• 1Y: 26.38%
• 3Y*: 20.06%
• 5Y*: 12.15%
• 10Y*: 10.27%

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

UMLGX vs. COSZX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
UMLGX Columbia Select Large Cap Growth Fund	9.07%	10.64%	15.91%	39.46%	-32.52%	9.30%	47.97%	38.23%	-12.56%	35.45%
COSZX Columbia Overseas Value Fund	6.13%	45.80%	4.70%	16.05%	-5.99%	10.78%	-0.07%	22.37%	-16.70%	27.82%

Correlation

The correlation between UMLGX and COSZX is 0.48, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.48
Correlation (3Y) Calculated over the trailing 3-year period	0.47
Correlation (5Y) Calculated over the trailing 5-year period	0.55
Correlation (10Y) Calculated over the trailing 10-year period	0.57
Correlation (All Time) Calculated using the full available price history since Apr 1, 2008	0.63

The correlation between UMLGX and COSZX shifts across timeframes, from 0.47 (3 years) to 0.63 (all time), reflecting how their relationship changes across market environments.

Return for Risk

UMLGX vs. COSZX — Risk / Return Rank

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

UMLGX

UMLGX Risk / Return Rank: 13
UMLGX Sharpe Ratio Rank: 15
UMLGX Sortino Ratio Rank: 14
UMLGX Omega Ratio Rank: 14
UMLGX Calmar Ratio Rank: 11
UMLGX Martin Ratio Rank: 12

COSZX

COSZX Risk / Return Rank: 42
COSZX Sharpe Ratio Rank: 47
COSZX Sortino Ratio Rank: 45
COSZX Omega Ratio Rank: 46
COSZX Calmar Ratio Rank: 38
COSZX Martin Ratio Rank: 34

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.

UMLGX vs. COSZX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Columbia Select Large Cap Growth Fund (UMLGX) and Columbia Overseas Value Fund (COSZX). 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.

	UMLGX	COSZX	Difference
Sharpe ratio: Return per unit of total volatility	1.01	1.86	-0.85
Sortino ratio: Return per unit of downside risk	1.43	2.59	-1.16
Omega ratio: Gain probability vs. loss probability	1.18	1.34	-0.16
Calmar ratio: Return relative to maximum drawdown	1.04	2.22	-1.18
Martin ratio: Return relative to average drawdown	3.12	7.29	-4.17

UMLGX vs. COSZX - Sharpe Ratio Comparison

The current UMLGX Sharpe Ratio is 1.01, which is lower than the COSZX Sharpe Ratio of 1.86. The chart below compares the historical Sharpe Ratios of UMLGX and COSZX, 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

UMLGX vs. COSZX - Drawdown Comparison

The maximum UMLGX drawdown since its inception was -73.05%, which is greater than COSZX's maximum drawdown of -63.37%. Use the drawdown chart below to compare losses from any high point for UMLGX and COSZX.

Drawdown Indicators

	UMLGX	COSZX	Difference
Max Drawdown Largest peak-to-trough decline	-73.05%	-63.37%	-9.68%
Max Drawdown (1Y) Largest decline over 1 year	-16.42%	-11.76%	-4.66%
Max Drawdown (3Y) Largest decline over 3 years	-23.90%	-13.34%	-10.56%
Max Drawdown (5Y) Largest decline over 5 years	-43.79%	-25.77%	-18.02%
Max Drawdown (10Y) Largest decline over 10 years	-43.79%	-43.40%	-0.39%
Current Drawdown Current decline from peak	-3.14%	-5.69%	+2.55%
Average Drawdown Average peak-to-trough decline	-26.62%	-17.87%	-8.75%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.46%	3.58%	+1.88%

Volatility

UMLGX vs. COSZX - Volatility Comparison

Columbia Select Large Cap Growth Fund (UMLGX) has a higher volatility of 7.09% compared to Columbia Overseas Value Fund (COSZX) at 4.16%. This indicates that UMLGX's price experiences larger fluctuations and is considered to be riskier than COSZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UMLGX	COSZX	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.09%	4.16%	+2.93%
Volatility (6M) Calculated over the trailing 6-month period	13.83%	11.37%	+2.46%
Volatility (1Y) Calculated over the trailing 1-year period	16.89%	14.02%	+2.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.80%	15.87%	+7.93%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.63%	17.43%	+6.20%

UMLGX vs. COSZX - Expense Ratio Comparison

UMLGX has a 0.80% expense ratio, which is lower than COSZX's 0.90% expense ratio.

Dividends

UMLGX vs. COSZX - Dividend Comparison

UMLGX's dividend yield for the trailing twelve months is around 11.94%, more than COSZX's 7.46% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
COSZX Columbia Overseas Value Fund	7.46%	7.91%	5.38%	3.97%	1.88%	3.59%	1.69%	3.82%	3.59%	1.71%	1.99%	2.27%
UMLGX Columbia Select Large Cap Growth Fund	11.94%	35.72%	18.08%	11.04%	14.23%	35.11%	24.47%	33.49%	13.61%	11.08%	13.27%	14.17%

Frequently Asked Questions

Can I hold both UMLGX and COSZX in my portfolio?

UMLGX and COSZX have a correlation of 0.48, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UMLGX or COSZX?

UMLGX has higher volatility (7.09%) compared to COSZX (4.16%). In terms of maximum drawdown, UMLGX dropped -73.05% vs COSZX's -63.37%.

Which has better risk-adjusted returns?

COSZX currently has the higher Sharpe Ratio (1.86 vs 1.01), 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.