TAAGX vs. NEEGX

Last updated Jun 4, 2026

TAAGX (Timothy Plan Aggressive Growth Fund) and NEEGX (Needham Growth Fund) are both Mid Cap Growth Equities funds. Over the past 10 years, TAAGX returned 16.33%/yr vs 16.37%/yr for NEEGX. Their correlation of 0.88 suggests significant overlap in exposure. TAAGX charges 1.61%/yr vs 1.78%/yr for NEEGX.

Performance

TAAGX vs. NEEGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Timothy Plan Aggressive Growth Fund (TAAGX) and Needham Growth Fund (NEEGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TAAGX achieves a 36.54% return, which is significantly lower than NEEGX's 59.35% return. Both investments have delivered pretty close results over the past 10 years, with TAAGX having a 16.33% annualized return and NEEGX not far ahead at 16.37%.

TAAGX

• 1D: 2.55%
• 1M: 6.85%
• YTD: 36.54%
• 6M: 34.76%
• 1Y: 62.49%
• 3Y*: 35.37%
• 5Y*: 18.22%
• 10Y*: 16.33%

NEEGX

• 1D: 4.73%
• 1M: 16.94%
• YTD: 59.35%
• 6M: 56.93%
• 1Y: 97.40%
• 3Y*: 28.72%
• 5Y*: 14.97%
• 10Y*: 16.37%

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

TAAGX vs. NEEGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TAAGX Timothy Plan Aggressive Growth Fund	36.54%	16.01%	36.81%	26.46%	-25.98%	17.90%	36.11%	27.71%	-12.17%	19.12%
NEEGX Needham Growth Fund	59.35%	8.76%	14.45%	26.85%	-33.57%	27.63%	41.73%	42.33%	-10.56%	8.33%

Correlation

The correlation between TAAGX and NEEGX is 0.86, 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	0.86
Correlation (3Y) Calculated over the trailing 3-year period	0.84
Correlation (5Y) Calculated over the trailing 5-year period	0.87
Correlation (10Y) Calculated over the trailing 10-year period	0.86
Correlation (All Time) Calculated using the full available price history since Oct 25, 2000	0.88

The correlation between TAAGX and NEEGX has been stable across timeframes, ranging from 0.84 to 0.88 - a consistent structural relationship.

Return for Risk

TAAGX vs. NEEGX — Risk / Return Rank

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

TAAGX

TAAGX Risk / Return Rank: 90
TAAGX Sharpe Ratio Rank: 92
TAAGX Sortino Ratio Rank: 84
TAAGX Omega Ratio Rank: 77
TAAGX Calmar Ratio Rank: 97
TAAGX Martin Ratio Rank: 97

NEEGX

NEEGX Risk / Return Rank: 93
NEEGX Sharpe Ratio Rank: 98
NEEGX Sortino Ratio Rank: 89
NEEGX Omega Ratio Rank: 84
NEEGX Calmar Ratio Rank: 98
NEEGX Martin Ratio Rank: 97

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.

TAAGX vs. NEEGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Timothy Plan Aggressive Growth Fund (TAAGX) and Needham Growth Fund (NEEGX). 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.

	TAAGX	NEEGX	Difference
Sharpe ratio Return per unit of total volatility	3.12	3.79	-0.67
Sortino ratio Return per unit of downside risk	3.95	4.32	-0.36
Omega ratio Gain probability vs. loss probability	1.51	1.56	-0.06
Calmar ratio Return relative to maximum drawdown	7.07	7.75	-0.68
Martin ratio Return relative to average drawdown	28.22	26.32	+1.89
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TAAGX vs. NEEGX - Sharpe Ratio Comparison

The current TAAGX Sharpe Ratio is 3.12, which is comparable to the NEEGX Sharpe Ratio of 3.79. The chart below compares the historical Sharpe Ratios of TAAGX and NEEGX, 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

	TAAGX	NEEGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.12	3.79	-0.67
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.78	0.53	+0.25
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.73	0.65	+0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.28	0.59	-0.31

Drawdowns

TAAGX vs. NEEGX - Drawdown Comparison

The maximum TAAGX drawdown since its inception was -62.13%, which is greater than NEEGX's maximum drawdown of -53.60%. Use the drawdown chart below to compare losses from any high point for TAAGX and NEEGX.

Drawdown Indicators

	TAAGX	NEEGX	Difference
Max Drawdown Largest peak-to-trough decline	-62.13%	-53.60%	-8.53%
Max Drawdown (1Y) Largest decline over 1 year	-9.26%	-13.27%	+4.01%
Max Drawdown (3Y) Largest decline over 3 years	-29.24%	-38.66%	+9.42%
Max Drawdown (5Y) Largest decline over 5 years	-34.47%	-43.35%	+8.88%
Max Drawdown (10Y) Largest decline over 10 years	-34.47%	-43.35%	+8.88%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-18.69%	-10.89%	-7.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.31%	3.90%	-1.59%

Volatility

TAAGX vs. NEEGX - Volatility Comparison

The current volatility for Timothy Plan Aggressive Growth Fund (TAAGX) is 6.86%, while Needham Growth Fund (NEEGX) has a volatility of 9.71%. This indicates that TAAGX experiences smaller price fluctuations and is considered to be less risky than NEEGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TAAGX	NEEGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.86%	9.71%	-2.85%
Volatility (6M) Calculated over the trailing 6-month period	16.92%	20.91%	-3.99%
Volatility (1Y) Calculated over the trailing 1-year period	20.98%	27.12%	-6.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.37%	28.30%	-4.93%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.31%	25.29%	-2.98%

TAAGX vs. NEEGX - Expense Ratio Comparison

TAAGX has a 1.61% expense ratio, which is lower than NEEGX's 1.78% expense ratio.

Dividends

TAAGX vs. NEEGX - Dividend Comparison

TAAGX's dividend yield for the trailing twelve months is around 2.52%, less than NEEGX's 4.75% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
NEEGX Needham Growth Fund	4.75%	7.57%	3.92%	0.00%	1.78%	6.92%	5.73%	11.31%	17.79%	9.70%	4.22%	6.74%
TAAGX Timothy Plan Aggressive Growth Fund	2.52%	3.44%	17.62%	3.12%	3.06%	8.89%	5.75%	0.00%	7.57%	0.00%	0.00%	15.71%

Frequently Asked Questions

Can I hold both TAAGX and NEEGX in my portfolio?

TAAGX and NEEGX have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TAAGX or NEEGX?

NEEGX has higher volatility (9.71%) compared to TAAGX (6.86%). In terms of maximum drawdown, TAAGX dropped -62.13% vs NEEGX's -53.60%.

Which has better risk-adjusted returns?

NEEGX currently has the higher Sharpe Ratio (3.79 vs 3.12), 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.