OSCBX vs. CMTFX

Last updated Jul 1, 2026

OSCBX (Overseas SMA Completion Portfolio) and CMTFX (Columbia Global Technology Growth Fund) are both mutual funds - OSCBX is a Foreign Large Cap Equities fund managed by Columbia, while CMTFX is a Technology Equities fund managed by Columbia. Over the past 5 years, OSCBX returned 9.28%/yr vs 18.69%/yr for CMTFX. A 0.57 correlation means they provide meaningful diversification when combined. OSCBX charges 0.00%/yr vs 0.92%/yr for CMTFX.

Performance

OSCBX vs. CMTFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Overseas SMA Completion Portfolio (OSCBX) and Columbia Global Technology Growth Fund (CMTFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OSCBX achieves a 1.70% return, which is significantly lower than CMTFX's 27.73% return.

OSCBX

• 1D: 0.82%
• 1M: -1.07%
• YTD: 1.70%
• 6M: 1.48%
• 1Y: 17.83%
• 3Y*: 20.21%
• 5Y*: 9.28%
• 10Y*: —

CMTFX

• 1D: 2.87%
• 1M: 0.50%
• YTD: 27.73%
• 6M: 26.72%
• 1Y: 45.92%
• 3Y*: 33.09%
• 5Y*: 18.69%
• 10Y*: 24.84%

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

OSCBX vs. CMTFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
OSCBX Overseas SMA Completion Portfolio	1.70%	47.21%	6.06%	15.00%	-11.51%	6.10%	7.40%	11.03%
CMTFX Columbia Global Technology Growth Fund	27.73%	25.10%	31.72%	56.85%	-34.63%	23.04%	49.65%	12.11%

Correlation

The correlation between OSCBX and CMTFX is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.51
Correlation (3Y) Calculated over the trailing 3-year period	0.47
Correlation (5Y) Calculated over the trailing 5-year period	0.56
Correlation (All Time) Calculated using the full available price history since Sep 12, 2019	0.57

The correlation between OSCBX and CMTFX has been stable across timeframes, ranging from 0.47 to 0.57 - a consistent structural relationship.

Return for Risk

OSCBX vs. CMTFX — Risk / Return Rank

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

OSCBX

OSCBX Risk / Return Rank: 24
OSCBX Sharpe Ratio Rank: 27
OSCBX Sortino Ratio Rank: 27
OSCBX Omega Ratio Rank: 28
OSCBX Calmar Ratio Rank: 19
OSCBX Martin Ratio Rank: 18

CMTFX

CMTFX Risk / Return Rank: 70
CMTFX Sharpe Ratio Rank: 72
CMTFX Sortino Ratio Rank: 57
CMTFX Omega Ratio Rank: 61
CMTFX Calmar Ratio Rank: 83
CMTFX Martin Ratio Rank: 78

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.

OSCBX vs. CMTFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Overseas SMA Completion Portfolio (OSCBX) and Columbia Global Technology Growth Fund (CMTFX). 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.

	OSCBX	CMTFX	Difference
Sharpe ratio: Return per unit of total volatility	1.22	1.96	-0.74
Sortino ratio: Return per unit of downside risk	1.79	2.48	-0.69
Omega ratio: Gain probability vs. loss probability	1.23	1.34	-0.11
Calmar ratio: Return relative to maximum drawdown	1.29	3.30	-2.01
Martin ratio: Return relative to average drawdown	3.83	11.59	-7.76

OSCBX vs. CMTFX - Sharpe Ratio Comparison

The current OSCBX Sharpe Ratio is 1.22, which is lower than the CMTFX Sharpe Ratio of 1.96. The chart below compares the historical Sharpe Ratios of OSCBX and CMTFX, 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

OSCBX vs. CMTFX - Drawdown Comparison

The maximum OSCBX drawdown since its inception was -39.50%, smaller than the maximum CMTFX drawdown of -68.28%. Use the drawdown chart below to compare losses from any high point for OSCBX and CMTFX.

Drawdown Indicators

	OSCBX	CMTFX	Difference
Max Drawdown Largest peak-to-trough decline	-39.50%	-68.28%	+28.78%
Max Drawdown (1Y) Largest decline over 1 year	-14.34%	-14.35%	+0.01%
Max Drawdown (3Y) Largest decline over 3 years	-14.34%	-26.63%	+12.29%
Max Drawdown (5Y) Largest decline over 5 years	-31.45%	-39.42%	+7.97%
Max Drawdown (10Y) Largest decline over 10 years	—	-39.42%	—
Current Drawdown Current decline from peak	-7.94%	-3.37%	-4.57%
Average Drawdown Average peak-to-trough decline	-9.27%	-16.26%	+6.99%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.82%	4.08%	+0.74%

Volatility

OSCBX vs. CMTFX - Volatility Comparison

The current volatility for Overseas SMA Completion Portfolio (OSCBX) is 4.67%, while Columbia Global Technology Growth Fund (CMTFX) has a volatility of 13.17%. This indicates that OSCBX experiences smaller price fluctuations and is considered to be less risky than CMTFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OSCBX	CMTFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.67%	13.17%	-8.50%
Volatility (6M) Calculated over the trailing 6-month period	12.48%	20.28%	-7.80%
Volatility (1Y) Calculated over the trailing 1-year period	15.16%	24.19%	-9.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.28%	26.52%	-10.24%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.07%	25.06%	-5.99%

OSCBX vs. CMTFX - Expense Ratio Comparison

OSCBX has a 0.00% expense ratio, which is lower than CMTFX's 0.92% expense ratio.

Dividends

OSCBX vs. CMTFX - Dividend Comparison

OSCBX's dividend yield for the trailing twelve months is around 2.84%, more than CMTFX's 2.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CMTFX Columbia Global Technology Growth Fund	2.42%	3.09%	1.02%	2.23%	3.36%	4.19%	0.87%	2.44%	5.89%	3.60%	0.35%	1.74%
OSCBX Overseas SMA Completion Portfolio	2.84%	2.89%	6.48%	5.66%	3.86%	6.86%	1.42%	1.37%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both OSCBX and CMTFX in my portfolio?

OSCBX and CMTFX have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OSCBX or CMTFX?

CMTFX has higher volatility (13.17%) compared to OSCBX (4.67%). In terms of maximum drawdown, OSCBX dropped -39.50% vs CMTFX's -68.28%.

Which has better risk-adjusted returns?

CMTFX currently has the higher Sharpe Ratio (1.96 vs 1.22), 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.