FOCSX vs. NESGX

Last updated Jun 4, 2026

FOCSX (Fidelity Small Cap Growth K6 Fund) and NESGX (Needham Small Cap Growth Fund) are both Small Cap Growth Equities funds. Over the past 5 years, FOCSX returned 8.71%/yr vs 10.36%/yr for NESGX. Their correlation of 0.84 suggests significant overlap in exposure. FOCSX charges 0.60%/yr vs 1.85%/yr for NESGX.

Performance

FOCSX vs. NESGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Small Cap Growth K6 Fund (FOCSX) and Needham Small Cap Growth Fund (NESGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FOCSX achieves a 18.94% return, which is significantly lower than NESGX's 81.77% return.

FOCSX

• 1D: 0.83%
• 1M: 4.22%
• YTD: 18.94%
• 6M: 17.01%
• 1Y: 38.32%
• 3Y*: 21.29%
• 5Y*: 8.71%
• 10Y*: —

NESGX

• 1D: 4.01%
• 1M: 22.89%
• YTD: 81.77%
• 6M: 79.23%
• 1Y: 124.03%
• 3Y*: 33.11%
• 5Y*: 10.36%
• 10Y*: 20.16%

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

FOCSX vs. NESGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FOCSX Fidelity Small Cap Growth K6 Fund	18.94%	11.33%	21.04%	19.62%	-25.01%	10.50%	37.44%	36.25%	-4.60%	16.21%
NESGX Needham Small Cap Growth Fund	81.77%	10.50%	12.76%	5.68%	-30.21%	10.59%	71.90%	54.42%	-5.43%	9.24%

Correlation

The correlation between FOCSX and NESGX is 0.84, 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	0.84
Correlation (3Y) Calculated over the trailing 3-year period	0.86
Correlation (5Y) Calculated over the trailing 5-year period	0.87
Correlation (All Time) Calculated using the full available price history since May 26, 2017	0.84

The correlation between FOCSX and NESGX has been stable across timeframes, ranging from 0.84 to 0.87 - a consistent structural relationship.

Return for Risk

FOCSX vs. NESGX — Risk / Return Rank

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

FOCSX

FOCSX Risk / Return Rank: 50
FOCSX Sharpe Ratio Rank: 43
FOCSX Sortino Ratio Rank: 38
FOCSX Omega Ratio Rank: 37
FOCSX Calmar Ratio Rank: 66
FOCSX Martin Ratio Rank: 64

NESGX

NESGX Risk / Return Rank: 95
NESGX Sharpe Ratio Rank: 99
NESGX Sortino Ratio Rank: 93
NESGX Omega Ratio Rank: 87
NESGX Calmar Ratio Rank: 98
NESGX Martin Ratio Rank: 98

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.

FOCSX vs. NESGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Small Cap Growth K6 Fund (FOCSX) and Needham Small Cap Growth Fund (NESGX). 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.

	FOCSX	NESGX	Difference
Sharpe ratio: Return per unit of total volatility	1.91	4.36	-2.46
Sortino ratio: Return per unit of downside risk	2.59	4.69	-2.10
Omega ratio: Gain probability vs. loss probability	1.32	1.61	-0.29
Calmar ratio: Return relative to maximum drawdown	3.13	7.69	-4.56
Martin ratio: Return relative to average drawdown	12.61	31.87	-19.26
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FOCSX vs. NESGX - Sharpe Ratio Comparison

The current FOCSX Sharpe Ratio is 1.91, which is lower than the NESGX Sharpe Ratio of 4.36. The chart below compares the historical Sharpe Ratios of FOCSX and NESGX, 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

	FOCSX	NESGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.91	4.36	-2.46
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.37	0.36	+0.02
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.78	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.60	0.61	-0.01

Drawdowns

FOCSX vs. NESGX - Drawdown Comparison

The maximum FOCSX drawdown since its inception was -38.79%, smaller than the maximum NESGX drawdown of -50.29%. Use the drawdown chart below to compare losses from any high point for FOCSX and NESGX.

Drawdown Indicators

	FOCSX	NESGX	Difference
Max Drawdown Largest peak-to-trough decline	-38.79%	-50.29%	+11.50%
Max Drawdown (1Y) Largest decline over 1 year	-12.98%	-17.16%	+4.18%
Max Drawdown (3Y) Largest decline over 3 years	-28.51%	-35.27%	+6.76%
Max Drawdown (5Y) Largest decline over 5 years	-38.79%	-50.05%	+11.26%
Max Drawdown (10Y) Largest decline over 10 years	—	-50.29%	—
Current Drawdown Current decline from peak	-0.39%	0.00%	-0.39%
Average Drawdown Average peak-to-trough decline	-10.95%	-11.66%	+0.71%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.21%	4.13%	-0.92%

Volatility

FOCSX vs. NESGX - Volatility Comparison

The current volatility for Fidelity Small Cap Growth K6 Fund (FOCSX) is 6.49%, while Needham Small Cap Growth Fund (NESGX) has a volatility of 8.70%. This indicates that FOCSX experiences smaller price fluctuations and is considered to be less risky than NESGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FOCSX	NESGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.49%	8.70%	-2.21%
Volatility (6M) Calculated over the trailing 6-month period	16.40%	21.09%	-4.69%
Volatility (1Y) Calculated over the trailing 1-year period	21.35%	30.24%	-8.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.48%	29.27%	-5.79%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.58%	25.83%	-2.25%

FOCSX vs. NESGX - Expense Ratio Comparison

FOCSX has a 0.60% expense ratio, which is lower than NESGX's 1.85% expense ratio.

Dividends

FOCSX vs. NESGX - Dividend Comparison

FOCSX's dividend yield for the trailing twelve months is around 2.31%, while NESGX has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FOCSX Fidelity Small Cap Growth K6 Fund	2.31%	2.74%	2.26%	0.23%	0.05%	31.03%	2.78%	0.00%	2.47%	0.09%	0.00%	0.00%
NESGX Needham Small Cap Growth Fund	0.00%	0.00%	0.00%	0.00%	4.16%	25.09%	13.69%	8.43%	22.26%	8.94%	6.67%	2.52%

Frequently Asked Questions

Can I hold both FOCSX and NESGX in my portfolio?

FOCSX and NESGX have a correlation of 0.84, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FOCSX or NESGX?

NESGX has higher volatility (8.70%) compared to FOCSX (6.49%). In terms of maximum drawdown, FOCSX dropped -38.79% vs NESGX's -50.29%.

Which has better risk-adjusted returns?

NESGX currently has the higher Sharpe Ratio (4.36 vs 1.91), 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.