FIIAX vs. FTHMX

Last updated Aug 5, 2026

FIIAX (Fidelity Advisor Mid Cap II Fund Class A) and FTHMX (FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares) are both Mid Cap Blend Equities funds. Over the past year, FIIAX returned 34.09% vs 24.71% for FTHMX. Their correlation of 0.91 means they have usually moved in the same direction. FIIAX charges 1.00%/yr vs 0.83%/yr for FTHMX.

Performance

FIIAX vs. FTHMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Mid Cap II Fund Class A (FIIAX) and FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares (FTHMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FIIAX achieves a 23.13% return, which is significantly higher than FTHMX's 18.74% return.

FIIAX

• 1D: 1.35%
• 1M: -1.48%
• 6M: 15.38%
• YTD: 23.13%
• 1Y: 34.09%
• 3Y*: 17.44%
• 5Y*: 10.36%
• 10Y*: 11.82%
• ALL TIME*: 10.62%

FTHMX

• 1D: 0.60%
• 1M: 3.28%
• 6M: 11.49%
• YTD: 18.74%
• 1Y: 24.71%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 20.14%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FIIAX Fidelity Advisor Mid Cap II Fund Class A	$0.00	$0.00	$0.00
FTHMX FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares	$0.00	$0.00	$0.00

FIIAX vs. FTHMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
FIIAX Fidelity Advisor Mid Cap II Fund Class A	23.13%	7.21%	16.96%	11.04%
FTHMX FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares	18.74%	12.89%	12.48%	11.60%

Correlation

The correlation between FIIAX and FTHMX is 0.86, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.86
Correlation (All Time) Calculated using the full available price history since Oct 2, 2023	0.91

The correlation between FIIAX and FTHMX has been stable across timeframes, ranging from 0.86 to 0.91 - a consistent structural relationship.

Return for Risk

FIIAX vs. FTHMX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

FIIAX

FIIAX Risk / Return Rank: 81
FIIAX Sharpe Ratio Rank: 80
FIIAX Sortino Ratio Rank: 77
FIIAX Omega Ratio Rank: 71
FIIAX Calmar Ratio Rank: 90
FIIAX Martin Ratio Rank: 90

FTHMX

FTHMX Risk / Return Rank: 85
FTHMX Sharpe Ratio Rank: 83
FTHMX Sortino Ratio Rank: 83
FTHMX Omega Ratio Rank: 75
FTHMX Calmar Ratio Rank: 93
FTHMX Martin Ratio Rank: 92

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

FIIAX vs. FTHMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Mid Cap II Fund Class A (FIIAX) and FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares (FTHMX). 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.

	FIIAX	FTHMX	Difference
Sharpe ratio: Return per unit of total volatility	1.98	2.08	-0.10
Sortino ratio: Return per unit of downside risk	2.75	3.02	-0.27
Omega ratio: Gain probability vs. loss probability	1.34	1.36	-0.02
Calmar ratio: Return relative to maximum drawdown	3.65	4.17	-0.52
Martin ratio: Return relative to average drawdown	13.11	14.57	-1.47

FIIAX vs. FTHMX - Sharpe Ratio Comparison

The current FIIAX Sharpe Ratio is 1.98, which is comparable to the FTHMX Sharpe Ratio of 2.08. The chart below compares the historical Sharpe Ratios of FIIAX and FTHMX, 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

FIIAX vs. FTHMX - Drawdown Comparison

The maximum FIIAX drawdown since its inception was -53.35%, which is greater than FTHMX's maximum drawdown of -20.45%. Use the drawdown chart below to compare losses from any high point for FIIAX and FTHMX.

Drawdown Indicators

	FIIAX	FTHMX	Difference
Max Drawdown Largest peak-to-trough decline	-53.35%	-20.45%	-32.90%
Max Drawdown (1Y) Largest decline over 1 year	-9.83%	-6.33%	-3.50%
Max Drawdown (3Y) Largest decline over 3 years	-28.25%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-28.25%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-42.33%	—	—
Current Drawdown Current decline from peak	-4.13%	0.00%	-4.13%
Average Drawdown Average peak-to-trough decline	-8.16%	-2.90%	-5.26%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.73%	1.81%	+0.92%

Volatility

FIIAX vs. FTHMX - Volatility Comparison

Fidelity Advisor Mid Cap II Fund Class A (FIIAX) has a higher volatility of 4.53% compared to FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares (FTHMX) at 2.61%. This indicates that FIIAX's price experiences larger fluctuations and is considered to be riskier than FTHMX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FIIAX	FTHMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.53%	2.61%	+1.92%
Volatility (6M) Calculated over the trailing 6-month period	14.45%	9.47%	+4.98%
Volatility (1Y) Calculated over the trailing 1-year period	18.17%	12.72%	+5.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.38%	15.22%	+5.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.01%	15.22%	+5.79%

FIIAX vs. FTHMX - Expense Ratio Comparison

FIIAX has a 1.00% expense ratio, which is higher than FTHMX's 0.83% expense ratio.

Dividends

FIIAX vs. FTHMX - Dividend Comparison

FIIAX's dividend yield for the trailing twelve months is around 5.74%, more than FTHMX's 0.28% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FIIAX Fidelity Advisor Mid Cap II Fund Class A	5.74%	6.21%	6.89%	2.59%	5.68%	18.94%	1.12%	3.21%	10.53%	7.60%	8.69%	4.74%
FTHMX FullerThaler Behavioral Mid-Cap Equity Fund Institutional Shares	0.28%	0.33%	0.28%	0.18%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FIIAX and FTHMX in my portfolio?

FIIAX and FTHMX 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, FIIAX or FTHMX?

FIIAX has higher volatility (4.53%) compared to FTHMX (2.61%). In terms of maximum drawdown, FIIAX dropped -53.35% vs FTHMX's -20.45%.

Which has better risk-adjusted returns?

FTHMX currently has the higher Sharpe Ratio (2.08 vs 1.98), 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.