GCPYX vs. NEFLX

Last updated Jun 25, 2026

GCPYX (Gateway Equity Call Premium Fund) and NEFLX (Loomis Sayles Limited Term Government And Agency Fund) are both mutual funds - GCPYX is a Options Trading fund managed by Natixis, while NEFLX is a Government Bonds fund managed by Natixis. Over the past 10 years, GCPYX returned 9.55%/yr vs 1.37%/yr for NEFLX. At a correlation of -0.07, they often move in opposite directions. GCPYX charges 0.68%/yr vs 0.69%/yr for NEFLX.

Performance

GCPYX vs. NEFLX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gateway Equity Call Premium Fund (GCPYX) and Loomis Sayles Limited Term Government And Agency Fund (NEFLX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GCPYX achieves a 4.26% return, which is significantly higher than NEFLX's 0.18% return. Over the past 10 years, GCPYX has outperformed NEFLX with an annualized return of 9.55%, while NEFLX has yielded a comparatively lower 1.37% annualized return.

GCPYX

• 1D: -1.15%
• 1M: -0.13%
• YTD: 4.26%
• 6M: 3.74%
• 1Y: 16.67%
• 3Y*: 13.57%
• 5Y*: 9.21%
• 10Y*: 9.55%

NEFLX

• 1D: -0.09%
• 1M: 0.19%
• YTD: 0.18%
• 6M: 0.57%
• 1Y: 2.41%
• 3Y*: 3.59%
• 5Y*: 1.35%
• 10Y*: 1.37%

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

GCPYX vs. NEFLX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GCPYX Gateway Equity Call Premium Fund	4.26%	12.59%	18.15%	17.59%	-11.48%	19.28%	8.38%	16.67%	-5.37%	12.22%
NEFLX Loomis Sayles Limited Term Government And Agency Fund	0.18%	5.01%	3.14%	4.19%	-4.74%	-1.25%	3.19%	3.14%	1.14%	0.84%

Correlation

The correlation between GCPYX and NEFLX is 0.24, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.24
Correlation (3Y) Calculated over the trailing 3-year period	0.12
Correlation (5Y) Calculated over the trailing 5-year period	0.08
Correlation (10Y) Calculated over the trailing 10-year period	-0.03
Correlation (All Time) Calculated using the full available price history since Oct 1, 2014	-0.07

The correlation between GCPYX and NEFLX shifts across timeframes, from -0.07 (all time) to 0.24 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

GCPYX vs. NEFLX — Risk / Return Rank

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

GCPYX

GCPYX Risk / Return Rank: 76
GCPYX Sharpe Ratio Rank: 73
GCPYX Sortino Ratio Rank: 74
GCPYX Omega Ratio Rank: 78
GCPYX Calmar Ratio Rank: 68
GCPYX Martin Ratio Rank: 88

NEFLX

NEFLX Risk / Return Rank: 48
NEFLX Sharpe Ratio Rank: 37
NEFLX Sortino Ratio Rank: 57
NEFLX Omega Ratio Rank: 50
NEFLX Calmar Ratio Rank: 53
NEFLX Martin Ratio Rank: 41

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.

GCPYX vs. NEFLX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Gateway Equity Call Premium Fund (GCPYX) and Loomis Sayles Limited Term Government And Agency Fund (NEFLX). 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.

	GCPYX	NEFLX	Difference
Sharpe ratio: Return per unit of total volatility	2.24	1.53	+0.71
Sortino ratio: Return per unit of downside risk	3.22	2.72	+0.50
Omega ratio: Gain probability vs. loss probability	1.45	1.33	+0.12
Calmar ratio: Return relative to maximum drawdown	2.96	2.51	+0.46
Martin ratio: Return relative to average drawdown	15.32	7.85	+7.47

GCPYX vs. NEFLX - Sharpe Ratio Comparison

The current GCPYX Sharpe Ratio is 2.24, which is higher than the NEFLX Sharpe Ratio of 1.53. The chart below compares the historical Sharpe Ratios of GCPYX and NEFLX, 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

GCPYX vs. NEFLX - Drawdown Comparison

The maximum GCPYX drawdown since its inception was -25.24%, which is greater than NEFLX's maximum drawdown of -7.37%. Use the drawdown chart below to compare losses from any high point for GCPYX and NEFLX.

Drawdown Indicators

	GCPYX	NEFLX	Difference
Max Drawdown Largest peak-to-trough decline	-25.24%	-7.37%	-17.87%
Max Drawdown (1Y) Largest decline over 1 year	-7.02%	-1.19%	-5.83%
Max Drawdown (3Y) Largest decline over 3 years	-15.49%	-1.34%	-14.15%
Max Drawdown (5Y) Largest decline over 5 years	-18.33%	-7.21%	-11.12%
Max Drawdown (10Y) Largest decline over 10 years	-25.24%	-7.37%	-17.87%
Current Drawdown Current decline from peak	-1.23%	-0.63%	-0.60%
Average Drawdown Average peak-to-trough decline	-2.81%	-0.88%	-1.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.25%	0.40%	+0.85%

Volatility

GCPYX vs. NEFLX - Volatility Comparison

Gateway Equity Call Premium Fund (GCPYX) has a higher volatility of 3.24% compared to Loomis Sayles Limited Term Government And Agency Fund (NEFLX) at 0.58%. This indicates that GCPYX's price experiences larger fluctuations and is considered to be riskier than NEFLX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GCPYX	NEFLX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.24%	0.58%	+2.66%
Volatility (6M) Calculated over the trailing 6-month period	7.28%	1.40%	+5.88%
Volatility (1Y) Calculated over the trailing 1-year period	9.29%	1.95%	+7.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.34%	2.48%	+9.86%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.48%	1.99%	+10.49%

GCPYX vs. NEFLX - Expense Ratio Comparison

GCPYX has a 0.68% expense ratio, which is lower than NEFLX's 0.69% expense ratio.

Dividends

GCPYX vs. NEFLX - Dividend Comparison

GCPYX's dividend yield for the trailing twelve months is around 0.42%, less than NEFLX's 3.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GCPYX Gateway Equity Call Premium Fund	0.42%	0.44%	0.73%	0.92%	0.96%	0.47%	0.82%	1.07%	1.12%	1.03%	1.15%	1.47%
NEFLX Loomis Sayles Limited Term Government And Agency Fund	3.15%	3.21%	3.18%	2.96%	1.26%	0.59%	1.12%	2.02%	1.92%	1.73%	1.50%	1.54%

Frequently Asked Questions

Can I hold both GCPYX and NEFLX in my portfolio?

GCPYX and NEFLX have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GCPYX or NEFLX?

GCPYX has higher volatility (3.24%) compared to NEFLX (0.58%). In terms of maximum drawdown, GCPYX dropped -25.24% vs NEFLX's -7.37%.

Which has better risk-adjusted returns?

GCPYX currently has the higher Sharpe Ratio (2.24 vs 1.53), 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.