FSSZX vs. WEMMX

Last updated Jun 24, 2026

FSSZX (Fidelity Advisor Stock Selector Small Cap Fund Class Z) and WEMMX (TETON Westwood Mighty Mites Fund) are both Small Cap Blend Equities funds. Over the past 5 years, FSSZX returned 10.92%/yr vs 6.84%/yr for WEMMX. Their correlation of 0.92 suggests significant overlap in exposure. FSSZX charges 0.79%/yr vs 1.41%/yr for WEMMX.

Performance

FSSZX vs. WEMMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Stock Selector Small Cap Fund Class Z (FSSZX) and TETON Westwood Mighty Mites Fund (WEMMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FSSZX achieves a 21.20% return, which is significantly lower than WEMMX's 25.94% return.

FSSZX

• 1D: 1.20%
• 1M: 5.10%
• YTD: 21.20%
• 6M: 18.42%
• 1Y: 42.34%
• 3Y*: 21.57%
• 5Y*: 10.92%
• 10Y*: —

WEMMX

• 1D: -0.17%
• 1M: 7.72%
• YTD: 25.94%
• 6M: 23.70%
• 1Y: 39.03%
• 3Y*: 16.98%
• 5Y*: 6.84%
• 10Y*: 9.89%

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

FSSZX vs. WEMMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FSSZX Fidelity Advisor Stock Selector Small Cap Fund Class Z	21.20%	14.49%	14.62%	19.60%	-18.17%	24.90%	21.91%	30.62%	-8.79%	9.74%
WEMMX TETON Westwood Mighty Mites Fund	25.94%	11.02%	3.83%	13.53%	-15.37%	21.44%	10.02%	16.94%	-13.69%	16.41%

Correlation

The correlation between FSSZX and WEMMX is 0.87, 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	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (All Time) Calculated using the full available price history since Feb 9, 2017	0.92

The correlation between FSSZX and WEMMX has been stable across timeframes, ranging from 0.87 to 0.92 - a consistent structural relationship.

Return for Risk

FSSZX vs. WEMMX — Risk / Return Rank

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

FSSZX

FSSZX Risk / Return Rank: 80
FSSZX Sharpe Ratio Rank: 79
FSSZX Sortino Ratio Rank: 76
FSSZX Omega Ratio Rank: 63
FSSZX Calmar Ratio Rank: 91
FSSZX Martin Ratio Rank: 91

WEMMX

WEMMX Risk / Return Rank: 74
WEMMX Sharpe Ratio Rank: 72
WEMMX Sortino Ratio Rank: 74
WEMMX Omega Ratio Rank: 57
WEMMX Calmar Ratio Rank: 90
WEMMX Martin Ratio Rank: 77

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.

FSSZX vs. WEMMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Stock Selector Small Cap Fund Class Z (FSSZX) and TETON Westwood Mighty Mites Fund (WEMMX). 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.

	FSSZX	WEMMX	Difference
Sharpe ratio: Return per unit of total volatility	2.40	2.27	+0.13
Sortino ratio: Return per unit of downside risk	3.34	3.28	+0.06
Omega ratio: Gain probability vs. loss probability	1.40	1.38	+0.02
Calmar ratio: Return relative to maximum drawdown	4.41	4.38	+0.02
Martin ratio: Return relative to average drawdown	17.01	13.47	+3.54

FSSZX vs. WEMMX - Sharpe Ratio Comparison

The current FSSZX Sharpe Ratio is 2.40, which is comparable to the WEMMX Sharpe Ratio of 2.27. The chart below compares the historical Sharpe Ratios of FSSZX and WEMMX, 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

FSSZX vs. WEMMX - Drawdown Comparison

The maximum FSSZX drawdown since its inception was -38.43%, smaller than the maximum WEMMX drawdown of -42.48%. Use the drawdown chart below to compare losses from any high point for FSSZX and WEMMX.

Drawdown Indicators

	FSSZX	WEMMX	Difference
Max Drawdown Largest peak-to-trough decline	-38.43%	-42.48%	+4.05%
Max Drawdown (1Y) Largest decline over 1 year	-10.04%	-9.31%	-0.73%
Max Drawdown (3Y) Largest decline over 3 years	-27.39%	-21.44%	-5.95%
Max Drawdown (5Y) Largest decline over 5 years	-30.51%	-27.11%	-3.40%
Max Drawdown (10Y) Largest decline over 10 years	—	-41.73%	—
Current Drawdown Current decline from peak	0.00%	-0.17%	+0.17%
Average Drawdown Average peak-to-trough decline	-8.08%	-6.61%	-1.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.60%	3.02%	-0.42%

Volatility

FSSZX vs. WEMMX - Volatility Comparison

Fidelity Advisor Stock Selector Small Cap Fund Class Z (FSSZX) has a higher volatility of 6.17% compared to TETON Westwood Mighty Mites Fund (WEMMX) at 5.28%. This indicates that FSSZX's price experiences larger fluctuations and is considered to be riskier than WEMMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FSSZX	WEMMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.17%	5.28%	+0.89%
Volatility (6M) Calculated over the trailing 6-month period	14.01%	12.88%	+1.13%
Volatility (1Y) Calculated over the trailing 1-year period	18.48%	17.99%	+0.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.68%	19.00%	+2.68%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.32%	20.49%	+1.83%

FSSZX vs. WEMMX - Expense Ratio Comparison

FSSZX has a 0.79% expense ratio, which is lower than WEMMX's 1.41% expense ratio.

Dividends

FSSZX vs. WEMMX - Dividend Comparison

FSSZX's dividend yield for the trailing twelve months is around 0.69%, less than WEMMX's 18.11% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FSSZX Fidelity Advisor Stock Selector Small Cap Fund Class Z	0.69%	0.84%	2.93%	0.35%	0.15%	10.95%	1.40%	2.29%	22.58%	10.60%	0.00%	0.00%
WEMMX TETON Westwood Mighty Mites Fund	18.11%	22.80%	26.79%	18.86%	13.60%	15.44%	9.23%	4.11%	4.16%	6.44%	4.61%	2.35%

Frequently Asked Questions

Can I hold both FSSZX and WEMMX in my portfolio?

FSSZX and WEMMX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FSSZX or WEMMX?

FSSZX has higher volatility (6.17%) compared to WEMMX (5.28%). In terms of maximum drawdown, FSSZX dropped -38.43% vs WEMMX's -42.48%.

Which has better risk-adjusted returns?

FSSZX currently has the higher Sharpe Ratio (2.40 vs 2.27), 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.