SDSCX vs. TGFRX

Last updated Jun 5, 2026

SDSCX (BNY Mellon Small/Mid Cap Growth Fund) and TGFRX (Tanaka Growth Fund) are both Mid Cap Growth Equities funds. Over the past 10 years, SDSCX returned 11.45%/yr vs 15.44%/yr for TGFRX. A 0.78 correlation means they provide meaningful diversification when combined. SDSCX charges 0.70%/yr vs 2.19%/yr for TGFRX.

Performance

SDSCX vs. TGFRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BNY Mellon Small/Mid Cap Growth Fund (SDSCX) and Tanaka Growth Fund (TGFRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SDSCX achieves a 4.82% return, which is significantly lower than TGFRX's 15.90% return. Over the past 10 years, SDSCX has underperformed TGFRX with an annualized return of 11.45%, while TGFRX has yielded a comparatively higher 15.44% annualized return.

SDSCX

• 1D: -0.31%
• 1M: 0.13%
• YTD: 4.82%
• 6M: 1.22%
• 1Y: 16.06%
• 3Y*: 11.89%
• 5Y*: -0.11%
• 10Y*: 11.45%

TGFRX

• 1D: -2.63%
• 1M: 0.58%
• YTD: 15.90%
• 6M: 8.30%
• 1Y: 56.86%
• 3Y*: 34.48%
• 5Y*: 15.42%
• 10Y*: 15.44%

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

SDSCX vs. TGFRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SDSCX BNY Mellon Small/Mid Cap Growth Fund	4.82%	11.91%	9.95%	15.55%	-33.20%	-4.42%	68.54%	39.14%	-1.46%	26.74%
TGFRX Tanaka Growth Fund	15.90%	39.56%	17.98%	50.24%	-22.62%	26.54%	50.87%	18.78%	-25.18%	7.28%

Correlation

The correlation between SDSCX and TGFRX is 0.70, 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	0.70
Correlation (3Y) Calculated over the trailing 3-year period	0.71
Correlation (5Y) Calculated over the trailing 5-year period	0.77
Correlation (10Y) Calculated over the trailing 10-year period	0.73
Correlation (All Time) Calculated using the full available price history since Jan 5, 1999	0.78

The correlation between SDSCX and TGFRX has been stable across timeframes, ranging from 0.70 to 0.78 - a consistent structural relationship.

Return for Risk

SDSCX vs. TGFRX — Risk / Return Rank

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

SDSCX

SDSCX Risk / Return Rank: 10
SDSCX Sharpe Ratio Rank: 10
SDSCX Sortino Ratio Rank: 11
SDSCX Omega Ratio Rank: 10
SDSCX Calmar Ratio Rank: 9
SDSCX Martin Ratio Rank: 10

TGFRX

TGFRX Risk / Return Rank: 49
TGFRX Sharpe Ratio Rank: 46
TGFRX Sortino Ratio Rank: 39
TGFRX Omega Ratio Rank: 38
TGFRX Calmar Ratio Rank: 80
TGFRX Martin Ratio Rank: 44

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.

SDSCX vs. TGFRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BNY Mellon Small/Mid Cap Growth Fund (SDSCX) and Tanaka Growth Fund (TGFRX). 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.

	SDSCX	TGFRX	Difference
Sharpe ratio: Return per unit of total volatility	0.80	1.96	-1.16
Sortino ratio: Return per unit of downside risk	1.29	2.58	-1.29
Omega ratio: Gain probability vs. loss probability	1.15	1.32	-0.17
Calmar ratio: Return relative to maximum drawdown	0.85	3.59	-2.74
Martin ratio: Return relative to average drawdown	2.75	9.19	-6.45
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SDSCX vs. TGFRX - Sharpe Ratio Comparison

The current SDSCX Sharpe Ratio is 0.80, which is lower than the TGFRX Sharpe Ratio of 1.96. The chart below compares the historical Sharpe Ratios of SDSCX and TGFRX, 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

	SDSCX	TGFRX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.80	1.96	-1.16
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.00	0.25	-0.25
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.47	0.33	+0.15
Sharpe Ratio (All Time) Calculated using the full available price history	0.01	0.23	-0.22

Drawdowns

SDSCX vs. TGFRX - Drawdown Comparison

The maximum SDSCX drawdown since its inception was -98.89%, which is greater than TGFRX's maximum drawdown of -74.43%. Use the drawdown chart below to compare losses from any high point for SDSCX and TGFRX.

Drawdown Indicators

	SDSCX	TGFRX	Difference
Max Drawdown Largest peak-to-trough decline	-98.89%	-74.43%	-24.46%
Max Drawdown (1Y) Largest decline over 1 year	-19.60%	-16.01%	-3.59%
Max Drawdown (3Y) Largest decline over 3 years	-25.23%	-61.68%	+36.45%
Max Drawdown (5Y) Largest decline over 5 years	-45.77%	-61.68%	+15.91%
Max Drawdown (10Y) Largest decline over 10 years	-48.25%	-61.68%	+13.43%
Current Drawdown Current decline from peak	-82.88%	-28.72%	-54.16%
Average Drawdown Average peak-to-trough decline	-73.83%	-29.60%	-44.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.08%	6.24%	-0.16%

Volatility

SDSCX vs. TGFRX - Volatility Comparison

The current volatility for BNY Mellon Small/Mid Cap Growth Fund (SDSCX) is 6.29%, while Tanaka Growth Fund (TGFRX) has a volatility of 9.14%. This indicates that SDSCX experiences smaller price fluctuations and is considered to be less risky than TGFRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SDSCX	TGFRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.29%	9.14%	-2.85%
Volatility (6M) Calculated over the trailing 6-month period	16.27%	22.55%	-6.28%
Volatility (1Y) Calculated over the trailing 1-year period	21.03%	29.39%	-8.36%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.50%	62.01%	-37.51%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.27%	47.36%	-23.09%

SDSCX vs. TGFRX - Expense Ratio Comparison

SDSCX has a 0.70% expense ratio, which is lower than TGFRX's 2.19% expense ratio.

Dividends

SDSCX vs. TGFRX - Dividend Comparison

SDSCX's dividend yield for the trailing twelve months is around 49.88%, more than TGFRX's 11.23% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SDSCX BNY Mellon Small/Mid Cap Growth Fund	49.88%	52.29%	0.43%	0.00%	0.00%	9.19%	7.93%	0.00%	8.72%	9.16%	2.21%	6.57%
TGFRX Tanaka Growth Fund	11.23%	13.02%	6.89%	0.00%	0.11%	7.44%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SDSCX and TGFRX in my portfolio?

SDSCX and TGFRX have a correlation of 0.70, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SDSCX or TGFRX?

TGFRX has higher volatility (9.14%) compared to SDSCX (6.29%). In terms of maximum drawdown, SDSCX dropped -98.89% vs TGFRX's -74.43%.

Which has better risk-adjusted returns?

TGFRX currently has the higher Sharpe Ratio (1.96 vs 0.80), 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.