ZSCCX vs. FSSNX

Last updated Jun 24, 2026

ZSCCX (Zacks Small-Cap Core Fund) and FSSNX (Fidelity Small Cap Index Fund) are both Small Cap Blend Equities funds. Over the past 10 years, ZSCCX returned 13.81%/yr vs 11.85%/yr for FSSNX. Their correlation of 0.94 suggests significant overlap in exposure. ZSCCX charges 1.39%/yr vs 0.03%/yr for FSSNX.

Performance

ZSCCX vs. FSSNX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Zacks Small-Cap Core Fund (ZSCCX) and Fidelity Small Cap Index Fund (FSSNX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ZSCCX achieves a 27.22% return, which is significantly higher than FSSNX's 21.76% return. Over the past 10 years, ZSCCX has outperformed FSSNX with an annualized return of 13.81%, while FSSNX has yielded a comparatively lower 11.85% annualized return.

ZSCCX

• 1D: 0.73%
• 1M: 10.61%
• YTD: 27.22%
• 6M: 24.06%
• 1Y: 44.13%
• 3Y*: 25.91%
• 5Y*: 15.15%
• 10Y*: 13.81%

FSSNX

• 1D: 0.83%
• 1M: 4.84%
• YTD: 21.76%
• 6M: 18.99%
• 1Y: 42.83%
• 3Y*: 19.92%
• 5Y*: 7.03%
• 10Y*: 11.85%

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

ZSCCX vs. FSSNX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ZSCCX Zacks Small-Cap Core Fund	27.22%	10.25%	27.77%	17.94%	-11.84%	32.60%	-1.42%	21.20%	-12.29%	14.04%
FSSNX Fidelity Small Cap Index Fund	21.76%	12.94%	11.71%	17.11%	-20.28%	14.70%	19.99%	25.70%	-11.24%	14.54%

Correlation

The correlation between ZSCCX and FSSNX is 0.89, 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	0.89
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (10Y) Calculated over the trailing 10-year period	0.93
Correlation (All Time) Calculated using the full available price history since Sep 9, 2011	0.94

The correlation between ZSCCX and FSSNX has been stable across timeframes, ranging from 0.89 to 0.94 - a consistent structural relationship.

Return for Risk

ZSCCX vs. FSSNX — Risk / Return Rank

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

ZSCCX

ZSCCX Risk / Return Rank: 81
ZSCCX Sharpe Ratio Rank: 81
ZSCCX Sortino Ratio Rank: 78
ZSCCX Omega Ratio Rank: 64
ZSCCX Calmar Ratio Rank: 95
ZSCCX Martin Ratio Rank: 89

FSSNX

FSSNX Risk / Return Rank: 72
FSSNX Sharpe Ratio Rank: 72
FSSNX Sortino Ratio Rank: 65
FSSNX Omega Ratio Rank: 53
FSSNX Calmar Ratio Rank: 88
FSSNX Martin Ratio Rank: 83

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.

ZSCCX vs. FSSNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Zacks Small-Cap Core Fund (ZSCCX) and Fidelity Small Cap Index Fund (FSSNX). 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.

	ZSCCX	FSSNX	Difference
Sharpe ratio: Return per unit of total volatility	2.43	2.26	+0.17
Sortino ratio: Return per unit of downside risk	3.42	3.08	+0.34
Omega ratio: Gain probability vs. loss probability	1.41	1.37	+0.04
Calmar ratio: Return relative to maximum drawdown	5.31	4.05	+1.25
Martin ratio: Return relative to average drawdown	16.35	14.35	+1.99

ZSCCX vs. FSSNX - Sharpe Ratio Comparison

The current ZSCCX Sharpe Ratio is 2.43, which is comparable to the FSSNX Sharpe Ratio of 2.26. The chart below compares the historical Sharpe Ratios of ZSCCX and FSSNX, 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

ZSCCX vs. FSSNX - Drawdown Comparison

The maximum ZSCCX drawdown since its inception was -50.29%, which is greater than FSSNX's maximum drawdown of -41.72%. Use the drawdown chart below to compare losses from any high point for ZSCCX and FSSNX.

Drawdown Indicators

	ZSCCX	FSSNX	Difference
Max Drawdown Largest peak-to-trough decline	-50.29%	-41.72%	-8.57%
Max Drawdown (1Y) Largest decline over 1 year	-8.85%	-11.00%	+2.15%
Max Drawdown (3Y) Largest decline over 3 years	-21.87%	-27.45%	+5.58%
Max Drawdown (5Y) Largest decline over 5 years	-23.91%	-31.87%	+7.96%
Max Drawdown (10Y) Largest decline over 10 years	-50.29%	-41.72%	-8.57%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-7.08%	-8.27%	+1.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.87%	3.10%	-0.23%

Volatility

ZSCCX vs. FSSNX - Volatility Comparison

Zacks Small-Cap Core Fund (ZSCCX) and Fidelity Small Cap Index Fund (FSSNX) have volatilities of 6.15% and 6.43%, 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

	ZSCCX	FSSNX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.15%	6.43%	-0.28%
Volatility (6M) Calculated over the trailing 6-month period	14.34%	14.33%	+0.01%
Volatility (1Y) Calculated over the trailing 1-year period	19.34%	19.75%	-0.41%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.87%	22.67%	+0.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.23%	23.50%	+0.73%

ZSCCX vs. FSSNX - Expense Ratio Comparison

ZSCCX has a 1.39% expense ratio, which is higher than FSSNX's 0.03% expense ratio.

Dividends

ZSCCX vs. FSSNX - Dividend Comparison

ZSCCX has not paid dividends to shareholders, while FSSNX's dividend yield for the trailing twelve months is around 0.89%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FSSNX Fidelity Small Cap Index Fund	0.89%	1.08%	1.04%	1.43%	1.26%	3.92%	0.94%	2.96%	4.94%	3.37%	2.27%	2.66%
ZSCCX Zacks Small-Cap Core Fund	0.00%	0.00%	34.48%	4.49%	0.49%	2.30%	0.02%	0.10%	10.82%	13.57%	0.56%	0.00%

Frequently Asked Questions

Can I hold both ZSCCX and FSSNX in my portfolio?

ZSCCX and FSSNX have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ZSCCX or FSSNX?

FSSNX has higher volatility (6.43%) compared to ZSCCX (6.15%). In terms of maximum drawdown, ZSCCX dropped -50.29% vs FSSNX's -41.72%.

Which has better risk-adjusted returns?

ZSCCX currently has the higher Sharpe Ratio (2.43 vs 2.26), 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.