NIFAX vs. EARRX

Last updated Jun 24, 2026

NIFAX (Nationwide Inflation-Protected Securities Fund) and EARRX (Eaton Vance Short Duration Inflation-Protected Income Fund Class A) are both Inflation-Protected Bonds funds. Over the past 10 years, NIFAX returned 2.42%/yr vs 3.60%/yr for EARRX. A 0.57 correlation means they provide meaningful diversification when combined. NIFAX charges 0.72%/yr vs 0.85%/yr for EARRX.

Performance

NIFAX vs. EARRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nationwide Inflation-Protected Securities Fund (NIFAX) and Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NIFAX achieves a 0.57% return, which is significantly lower than EARRX's 0.78% return. Over the past 10 years, NIFAX has underperformed EARRX with an annualized return of 2.42%, while EARRX has yielded a comparatively higher 3.60% annualized return.

NIFAX

• 1D: -0.34%
• 1M: 0.01%
• YTD: 0.57%
• 6M: 0.69%
• 1Y: 2.98%
• 3Y*: 3.21%
• 5Y*: 0.44%
• 10Y*: 2.42%

EARRX

• 1D: -0.20%
• 1M: -0.30%
• YTD: 0.78%
• 6M: 0.92%
• 1Y: 2.68%
• 3Y*: 5.05%
• 5Y*: 3.50%
• 10Y*: 3.60%

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

NIFAX vs. EARRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NIFAX Nationwide Inflation-Protected Securities Fund	0.57%	6.32%	1.45%	3.61%	-12.59%	4.69%	10.66%	12.06%	-1.87%	2.60%
EARRX Eaton Vance Short Duration Inflation-Protected Income Fund Class A	0.78%	5.46%	5.39%	5.95%	-3.22%	7.50%	5.05%	5.29%	-0.49%	1.81%

Correlation

The correlation between NIFAX and EARRX is 0.66, 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	0.66
Correlation (3Y) Calculated over the trailing 3-year period	0.72
Correlation (5Y) Calculated over the trailing 5-year period	0.71
Correlation (10Y) Calculated over the trailing 10-year period	0.60
Correlation (All Time) Calculated using the full available price history since Jan 2, 2013	0.57

The correlation between NIFAX and EARRX shifts across timeframes, from 0.57 (all time) to 0.72 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

NIFAX vs. EARRX — Risk / Return Rank

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

NIFAX

NIFAX Risk / Return Rank: 17
NIFAX Sharpe Ratio Rank: 14
NIFAX Sortino Ratio Rank: 15
NIFAX Omega Ratio Rank: 14
NIFAX Calmar Ratio Rank: 22
NIFAX Martin Ratio Rank: 20

EARRX

EARRX Risk / Return Rank: 51
EARRX Sharpe Ratio Rank: 38
EARRX Sortino Ratio Rank: 39
EARRX Omega Ratio Rank: 48
EARRX Calmar Ratio Rank: 69
EARRX Martin Ratio Rank: 60

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.

NIFAX vs. EARRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nationwide Inflation-Protected Securities Fund (NIFAX) and Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX). 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.

	NIFAX	EARRX	Difference
Sharpe ratio: Return per unit of total volatility	0.99	1.66	-0.67
Sortino ratio: Return per unit of downside risk	1.50	2.42	-0.92
Omega ratio: Gain probability vs. loss probability	1.18	1.35	-0.17
Calmar ratio: Return relative to maximum drawdown	1.57	3.05	-1.48
Martin ratio: Return relative to average drawdown	4.54	11.28	-6.74

NIFAX vs. EARRX - Sharpe Ratio Comparison

The current NIFAX Sharpe Ratio is 0.99, which is lower than the EARRX Sharpe Ratio of 1.66. The chart below compares the historical Sharpe Ratios of NIFAX and EARRX, 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

NIFAX vs. EARRX - Drawdown Comparison

The maximum NIFAX drawdown since its inception was -15.19%, which is greater than EARRX's maximum drawdown of -10.27%. Use the drawdown chart below to compare losses from any high point for NIFAX and EARRX.

Drawdown Indicators

	NIFAX	EARRX	Difference
Max Drawdown Largest peak-to-trough decline	-15.19%	-10.27%	-4.92%
Max Drawdown (1Y) Largest decline over 1 year	-1.98%	-0.88%	-1.10%
Max Drawdown (3Y) Largest decline over 3 years	-4.65%	-1.18%	-3.47%
Max Drawdown (5Y) Largest decline over 5 years	-15.19%	-6.39%	-8.80%
Max Drawdown (10Y) Largest decline over 10 years	-15.19%	-10.27%	-4.92%
Current Drawdown Current decline from peak	-2.44%	-0.88%	-1.56%
Average Drawdown Average peak-to-trough decline	-4.82%	-1.08%	-3.74%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.68%	0.24%	+0.44%

Volatility

NIFAX vs. EARRX - Volatility Comparison

Nationwide Inflation-Protected Securities Fund (NIFAX) has a higher volatility of 1.03% compared to Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX) at 0.76%. This indicates that NIFAX's price experiences larger fluctuations and is considered to be riskier than EARRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NIFAX	EARRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.03%	0.76%	+0.27%
Volatility (6M) Calculated over the trailing 6-month period	2.23%	1.29%	+0.94%
Volatility (1Y) Calculated over the trailing 1-year period	3.15%	1.63%	+1.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.85%	2.78%	+3.07%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.38%	2.72%	+2.66%

NIFAX vs. EARRX - Expense Ratio Comparison

NIFAX has a 0.72% expense ratio, which is lower than EARRX's 0.85% expense ratio.

Dividends

NIFAX vs. EARRX - Dividend Comparison

NIFAX's dividend yield for the trailing twelve months is around 4.39%, more than EARRX's 3.85% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EARRX Eaton Vance Short Duration Inflation-Protected Income Fund Class A	3.85%	4.36%	3.83%	4.24%	4.82%	3.32%	2.02%	2.46%	2.67%	1.90%	2.00%	1.73%
NIFAX Nationwide Inflation-Protected Securities Fund	4.39%	3.99%	3.17%	3.90%	6.60%	5.29%	0.94%	4.94%	1.79%	1.65%	0.00%	0.00%

Frequently Asked Questions

Can I hold both NIFAX and EARRX in my portfolio?

NIFAX and EARRX have a correlation of 0.66, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NIFAX or EARRX?

NIFAX has higher volatility (1.03%) compared to EARRX (0.76%). In terms of maximum drawdown, NIFAX dropped -15.19% vs EARRX's -10.27%.

Which has better risk-adjusted returns?

EARRX currently has the higher Sharpe Ratio (1.66 vs 0.99), 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.