FJSYX vs. NCOIX

Last updated Jun 24, 2026

FJSYX (Nuveen Credit Income Fund) and NCOIX (Nuveen High Yield Income Fund) are both High Yield Bonds funds from Nuveen. Over the past 10 years, FJSYX returned 6.12%/yr vs 6.52%/yr for NCOIX. Their correlation of 0.86 suggests significant overlap in exposure. FJSYX charges 0.75%/yr vs 0.74%/yr for NCOIX.

Performance

FJSYX vs. NCOIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nuveen Credit Income Fund (FJSYX) and Nuveen High Yield Income Fund (NCOIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FJSYX achieves a 1.35% return, which is significantly lower than NCOIX's 2.37% return. Over the past 10 years, FJSYX has underperformed NCOIX with an annualized return of 6.12%, while NCOIX has yielded a comparatively higher 6.52% annualized return.

FJSYX

• 1D: -0.15%
• 1M: 0.70%
• YTD: 1.35%
• 6M: 1.95%
• 1Y: 7.19%
• 3Y*: 10.29%
• 5Y*: 4.90%
• 10Y*: 6.12%

NCOIX

• 1D: -0.11%
• 1M: 0.75%
• YTD: 2.37%
• 6M: 3.77%
• 1Y: 9.18%
• 3Y*: 11.37%
• 5Y*: 5.90%
• 10Y*: 6.52%

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

FJSYX vs. NCOIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FJSYX Nuveen Credit Income Fund	1.35%	8.21%	11.55%	13.62%	-10.00%	4.81%	1.43%	16.84%	-4.44%	7.57%
NCOIX Nuveen High Yield Income Fund	2.37%	9.61%	9.44%	17.36%	-9.98%	6.64%	2.08%	12.79%	-0.60%	6.17%

Correlation

The correlation between FJSYX and NCOIX is 0.85, 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	0.85
Correlation (3Y) Calculated over the trailing 3-year period	0.86
Correlation (5Y) Calculated over the trailing 5-year period	0.88
Correlation (10Y) Calculated over the trailing 10-year period	0.86
Correlation (All Time) Calculated using the full available price history since Apr 28, 2010	0.86

The correlation between FJSYX and NCOIX has been stable across timeframes, ranging from 0.85 to 0.88 - a consistent structural relationship.

Return for Risk

FJSYX vs. NCOIX — Risk / Return Rank

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

FJSYX

FJSYX Risk / Return Rank: 85
FJSYX Sharpe Ratio Rank: 80
FJSYX Sortino Ratio Rank: 94
FJSYX Omega Ratio Rank: 93
FJSYX Calmar Ratio Rank: 75
FJSYX Martin Ratio Rank: 85

NCOIX

NCOIX Risk / Return Rank: 92
NCOIX Sharpe Ratio Rank: 89
NCOIX Sortino Ratio Rank: 97
NCOIX Omega Ratio Rank: 93
NCOIX Calmar Ratio Rank: 88
NCOIX Martin Ratio Rank: 96

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.

FJSYX vs. NCOIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nuveen Credit Income Fund (FJSYX) and Nuveen High Yield Income Fund (NCOIX). 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.

	FJSYX	NCOIX	Difference
Sharpe ratio: Return per unit of total volatility	2.43	2.69	-0.26
Sortino ratio: Return per unit of downside risk	4.47	5.14	-0.67
Omega ratio: Gain probability vs. loss probability	1.67	1.67	0.00
Calmar ratio: Return relative to maximum drawdown	3.23	4.12	-0.89
Martin ratio: Return relative to average drawdown	14.69	21.33	-6.63

FJSYX vs. NCOIX - Sharpe Ratio Comparison

The current FJSYX Sharpe Ratio is 2.43, which is comparable to the NCOIX Sharpe Ratio of 2.69. The chart below compares the historical Sharpe Ratios of FJSYX and NCOIX, 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

FJSYX vs. NCOIX - Drawdown Comparison

The maximum FJSYX drawdown since its inception was -36.44%, which is greater than NCOIX's maximum drawdown of -23.02%. Use the drawdown chart below to compare losses from any high point for FJSYX and NCOIX.

Drawdown Indicators

	FJSYX	NCOIX	Difference
Max Drawdown Largest peak-to-trough decline	-36.44%	-23.02%	-13.42%
Max Drawdown (1Y) Largest decline over 1 year	-2.25%	-2.29%	+0.04%
Max Drawdown (3Y) Largest decline over 3 years	-3.71%	-4.15%	+0.44%
Max Drawdown (5Y) Largest decline over 5 years	-14.28%	-14.41%	+0.13%
Max Drawdown (10Y) Largest decline over 10 years	-25.66%	-23.02%	-2.64%
Current Drawdown Current decline from peak	-0.30%	-0.28%	-0.02%
Average Drawdown Average peak-to-trough decline	-4.18%	-2.30%	-1.88%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.49%	0.44%	+0.05%

Volatility

FJSYX vs. NCOIX - Volatility Comparison

Nuveen Credit Income Fund (FJSYX) and Nuveen High Yield Income Fund (NCOIX) have volatilities of 0.91% and 0.90%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FJSYX	NCOIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.91%	0.90%	+0.01%
Volatility (6M) Calculated over the trailing 6-month period	2.20%	2.69%	-0.49%
Volatility (1Y) Calculated over the trailing 1-year period	2.98%	3.51%	-0.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.35%	5.10%	-0.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.81%	5.61%	+0.20%

FJSYX vs. NCOIX - Expense Ratio Comparison

FJSYX has a 0.75% expense ratio, which is higher than NCOIX's 0.74% expense ratio.

Dividends

FJSYX vs. NCOIX - Dividend Comparison

FJSYX's dividend yield for the trailing twelve months is around 6.82%, less than NCOIX's 8.16% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FJSYX Nuveen Credit Income Fund	6.82%	8.29%	8.42%	7.32%	6.12%	4.71%	4.73%	6.17%	7.83%	7.07%	7.09%	8.07%
NCOIX Nuveen High Yield Income Fund	8.16%	9.10%	7.41%	10.49%	5.79%	5.12%	5.51%	5.38%	6.28%	6.88%	7.29%	7.59%

Frequently Asked Questions

Can I hold both FJSYX and NCOIX in my portfolio?

FJSYX and NCOIX have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FJSYX or NCOIX?

FJSYX has higher volatility (0.91%) compared to NCOIX (0.90%). In terms of maximum drawdown, FJSYX dropped -36.44% vs NCOIX's -23.02%.

Which has better risk-adjusted returns?

NCOIX currently has the higher Sharpe Ratio (2.69 vs 2.43), 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.