OEGYX vs. CTIGX

Last updated Jun 4, 2026

OEGYX (Invesco Discovery Mid Cap Growth Fund) and CTIGX (Calamos Timpani SMID Growth Fund) are both Mid Cap Growth Equities funds. Over the past 5 years, OEGYX returned 8.35%/yr vs 11.22%/yr for CTIGX. Their correlation of 0.93 suggests significant overlap in exposure. OEGYX charges 0.78%/yr vs 1.10%/yr for CTIGX.

Performance

OEGYX vs. CTIGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Discovery Mid Cap Growth Fund (OEGYX) and Calamos Timpani SMID Growth Fund (CTIGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with OEGYX having a 26.11% return and CTIGX slightly higher at 26.75%.

OEGYX

• 1D: 2.37%
• 1M: 5.88%
• YTD: 26.11%
• 6M: 23.35%
• 1Y: 33.88%
• 3Y*: 21.12%
• 5Y*: 8.35%
• 10Y*: 13.79%

CTIGX

• 1D: -1.08%
• 1M: 5.60%
• YTD: 26.75%
• 6M: 26.58%
• 1Y: 55.18%
• 3Y*: 32.42%
• 5Y*: 11.22%
• 10Y*: —

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

OEGYX vs. CTIGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
OEGYX Invesco Discovery Mid Cap Growth Fund	26.11%	5.08%	24.38%	13.24%	-30.92%	18.76%	40.53%	4.10%
CTIGX Calamos Timpani SMID Growth Fund	26.75%	21.21%	44.09%	12.26%	-34.88%	7.64%	58.94%	-3.80%

Correlation

The correlation between OEGYX and CTIGX is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.91
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (All Time) Calculated using the full available price history since Aug 1, 2019	0.93

The correlation between OEGYX and CTIGX has been stable across timeframes, ranging from 0.91 to 0.93 - a consistent structural relationship.

Return for Risk

OEGYX vs. CTIGX — Risk / Return Rank

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

OEGYX

OEGYX Risk / Return Rank: 48
OEGYX Sharpe Ratio Rank: 36
OEGYX Sortino Ratio Rank: 32
OEGYX Omega Ratio Rank: 32
OEGYX Calmar Ratio Rank: 76
OEGYX Martin Ratio Rank: 64

CTIGX

CTIGX Risk / Return Rank: 65
CTIGX Sharpe Ratio Rank: 54
CTIGX Sortino Ratio Rank: 44
CTIGX Omega Ratio Rank: 44
CTIGX Calmar Ratio Rank: 92
CTIGX Martin Ratio Rank: 92

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.

OEGYX vs. CTIGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Discovery Mid Cap Growth Fund (OEGYX) and Calamos Timpani SMID Growth Fund (CTIGX). 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.

	OEGYX	CTIGX	Difference
Sharpe ratio Return per unit of total volatility	1.72	2.17	-0.45
Sortino ratio Return per unit of downside risk	2.35	2.80	-0.45
Omega ratio Gain probability vs. loss probability	1.30	1.36	-0.06
Calmar ratio Return relative to maximum drawdown	3.45	4.93	-1.48
Martin ratio Return relative to average drawdown	12.51	19.52	-7.00
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OEGYX vs. CTIGX - Sharpe Ratio Comparison

The current OEGYX Sharpe Ratio is 1.72, which is comparable to the CTIGX Sharpe Ratio of 2.17. The chart below compares the historical Sharpe Ratios of OEGYX and CTIGX, 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

	OEGYX	CTIGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.72	2.17	-0.45
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.38	0.42	-0.04
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.63	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.39	0.53	-0.14

Drawdowns

OEGYX vs. CTIGX - Drawdown Comparison

The maximum OEGYX drawdown since its inception was -53.44%, which is greater than CTIGX's maximum drawdown of -46.26%. Use the drawdown chart below to compare losses from any high point for OEGYX and CTIGX.

Drawdown Indicators

	OEGYX	CTIGX	Difference
Max Drawdown Largest peak-to-trough decline	-53.44%	-46.26%	-7.18%
Max Drawdown (1Y) Largest decline over 1 year	-10.14%	-11.56%	+1.42%
Max Drawdown (3Y) Largest decline over 3 years	-28.58%	-29.30%	+0.72%
Max Drawdown (5Y) Largest decline over 5 years	-39.25%	-46.26%	+7.01%
Max Drawdown (10Y) Largest decline over 10 years	-39.25%	—	—
Current Drawdown Current decline from peak	0.00%	-1.95%	+1.95%
Average Drawdown Average peak-to-trough decline	-12.50%	-18.62%	+6.12%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.79%	2.92%	-0.13%

Volatility

OEGYX vs. CTIGX - Volatility Comparison

The current volatility for Invesco Discovery Mid Cap Growth Fund (OEGYX) is 6.46%, while Calamos Timpani SMID Growth Fund (CTIGX) has a volatility of 8.90%. This indicates that OEGYX experiences smaller price fluctuations and is considered to be less risky than CTIGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OEGYX	CTIGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.46%	8.90%	-2.44%
Volatility (6M) Calculated over the trailing 6-month period	16.63%	20.24%	-3.61%
Volatility (1Y) Calculated over the trailing 1-year period	20.32%	26.25%	-5.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.10%	26.97%	-4.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.05%	29.11%	-7.06%

OEGYX vs. CTIGX - Expense Ratio Comparison

OEGYX has a 0.78% expense ratio, which is lower than CTIGX's 1.10% expense ratio.

Dividends

OEGYX vs. CTIGX - Dividend Comparison

OEGYX's dividend yield for the trailing twelve months is around 5.91%, more than CTIGX's 3.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CTIGX Calamos Timpani SMID Growth Fund	3.62%	4.59%	2.80%	0.00%	0.00%	11.76%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
OEGYX Invesco Discovery Mid Cap Growth Fund	5.91%	7.45%	4.13%	0.00%	0.00%	16.02%	3.08%	3.85%	9.31%	8.34%	0.81%	3.88%

Frequently Asked Questions

Can I hold both OEGYX and CTIGX in my portfolio?

With a correlation of 0.91, OEGYX and CTIGX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, OEGYX or CTIGX?

CTIGX has higher volatility (8.90%) compared to OEGYX (6.46%). In terms of maximum drawdown, OEGYX dropped -53.44% vs CTIGX's -46.26%.

Which has better risk-adjusted returns?

CTIGX currently has the higher Sharpe Ratio (2.17 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.