FFOLX vs. FSMDX

Last updated Jul 17, 2026

FFOLX (Fidelity Freedom Index 2045 Fund Institutional Premium Class) and FSMDX (Fidelity Mid Cap Index Fund) are both mutual funds - FFOLX is a Target Retirement Date fund managed by Fidelity, while FSMDX is a Mid Cap Blend Equities fund tracking the Russell Midcap Index. Over the past 10 years, FFOLX returned 11.58%/yr vs 11.50%/yr for FSMDX. Their correlation of 0.92 suggests significant overlap in exposure. FFOLX charges 0.08%/yr vs 0.03%/yr for FSMDX.

Performance

FFOLX vs. FSMDX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Freedom Index 2045 Fund Institutional Premium Class (FFOLX) and Fidelity Mid Cap Index Fund (FSMDX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FFOLX achieves a 11.31% return, which is significantly lower than FSMDX's 14.43% return. Both investments have delivered pretty close results over the past 10 years, with FFOLX having a 11.58% annualized return and FSMDX not far behind at 11.50%.

FFOLX

• 1D: 0.38%
• 1M: -0.09%
• 6M: 8.49%
• YTD: 11.31%
• 1Y: 22.48%
• 3Y*: 17.39%
• 5Y*: 9.71%
• 10Y*: 11.58%

FSMDX

• 1D: -0.26%
• 1M: 0.55%
• 6M: 8.95%
• YTD: 14.43%
• 1Y: 19.78%
• 3Y*: 15.43%
• 5Y*: 8.83%
• 10Y*: 11.50%

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

FFOLX vs. FSMDX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FFOLX Fidelity Freedom Index 2045 Fund Institutional Premium Class	11.31%	21.44%	14.19%	19.95%	-18.18%	15.98%	16.51%	26.01%	-7.20%	20.57%
FSMDX Fidelity Mid Cap Index Fund	14.43%	10.58%	15.55%	17.20%	-17.27%	22.56%	17.13%	30.53%	-9.38%	18.04%

Correlation

The correlation between FFOLX and FSMDX is 0.81, 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	0.81
Correlation (3Y) Calculated over the trailing 3-year period	0.85
Correlation (5Y) Calculated over the trailing 5-year period	0.90
Correlation (10Y) Calculated over the trailing 10-year period	0.91
Correlation (All Time) Calculated using the full available price history since Jun 29, 2015	0.92

The correlation between FFOLX and FSMDX shifts across timeframes, from 0.81 (1 year) to 0.92 (all time), reflecting how their relationship changes across market environments.

Return for Risk

FFOLX vs. FSMDX — Risk / Return Rank

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

FFOLX

FFOLX Risk / Return Rank: 70
FFOLX Sharpe Ratio Rank: 71
FFOLX Sortino Ratio Rank: 67
FFOLX Omega Ratio Rank: 68
FFOLX Calmar Ratio Rank: 70
FFOLX Martin Ratio Rank: 77

FSMDX

FSMDX Risk / Return Rank: 52
FSMDX Sharpe Ratio Rank: 44
FSMDX Sortino Ratio Rank: 46
FSMDX Omega Ratio Rank: 41
FSMDX Calmar Ratio Rank: 66
FSMDX Martin Ratio Rank: 63

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.

FFOLX vs. FSMDX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Freedom Index 2045 Fund Institutional Premium Class (FFOLX) and Fidelity Mid Cap Index Fund (FSMDX). 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.

	FFOLX	FSMDX	Difference
Sharpe ratio: Return per unit of total volatility	1.86	1.49	+0.37
Sortino ratio: Return per unit of downside risk	2.57	2.17	+0.40
Omega ratio: Gain probability vs. loss probability	1.34	1.26	+0.08
Calmar ratio: Return relative to maximum drawdown	2.59	2.51	+0.09
Martin ratio: Return relative to average drawdown	10.97	9.60	+1.37

FFOLX vs. FSMDX - Sharpe Ratio Comparison

The current FFOLX Sharpe Ratio is 1.86, which is comparable to the FSMDX Sharpe Ratio of 1.49. The chart below compares the historical Sharpe Ratios of FFOLX and FSMDX, 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

FFOLX vs. FSMDX - Drawdown Comparison

The maximum FFOLX drawdown since its inception was -30.72%, smaller than the maximum FSMDX drawdown of -40.35%. Use the drawdown chart below to compare losses from any high point for FFOLX and FSMDX.

Drawdown Indicators

	FFOLX	FSMDX	Difference
Max Drawdown Largest peak-to-trough decline	-30.72%	-40.35%	+9.63%
Max Drawdown (1Y) Largest decline over 1 year	-8.87%	-8.16%	-0.71%
Max Drawdown (3Y) Largest decline over 3 years	-14.71%	-20.92%	+6.21%
Max Drawdown (5Y) Largest decline over 5 years	-26.18%	-26.07%	-0.11%
Max Drawdown (10Y) Largest decline over 10 years	-30.72%	-40.35%	+9.63%
Current Drawdown Current decline from peak	-0.84%	-1.01%	+0.17%
Average Drawdown Average peak-to-trough decline	-4.63%	-4.92%	+0.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.09%	2.13%	-0.04%

Volatility

FFOLX vs. FSMDX - Volatility Comparison

Fidelity Freedom Index 2045 Fund Institutional Premium Class (FFOLX) has a higher volatility of 3.77% compared to Fidelity Mid Cap Index Fund (FSMDX) at 3.24%. This indicates that FFOLX's price experiences larger fluctuations and is considered to be riskier than FSMDX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FFOLX	FSMDX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.77%	3.24%	+0.53%
Volatility (6M) Calculated over the trailing 6-month period	10.43%	10.36%	+0.07%
Volatility (1Y) Calculated over the trailing 1-year period	12.38%	13.82%	-1.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.52%	18.31%	-3.79%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.13%	19.27%	-4.14%

FFOLX vs. FSMDX - Expense Ratio Comparison

FFOLX has a 0.08% expense ratio, which is higher than FSMDX's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

FFOLX vs. FSMDX - Dividend Comparison

FFOLX's dividend yield for the trailing twelve months is around 1.95%, more than FSMDX's 0.76% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FFOLX Fidelity Freedom Index 2045 Fund Institutional Premium Class	1.95%	2.06%	2.04%	1.98%	2.08%	2.03%	1.97%	14.93%	2.30%	1.94%	2.05%	2.02%
FSMDX Fidelity Mid Cap Index Fund	0.76%	1.10%	2.46%	1.39%	2.07%	3.35%	2.34%	2.86%	2.21%	2.17%	2.23%	2.84%

Frequently Asked Questions

Can I hold both FFOLX and FSMDX in my portfolio?

FFOLX and FSMDX have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FFOLX or FSMDX?

FFOLX has higher volatility (3.77%) compared to FSMDX (3.24%). In terms of maximum drawdown, FFOLX dropped -30.72% vs FSMDX's -40.35%.

Which has better risk-adjusted returns?

FFOLX currently has the higher Sharpe Ratio (1.86 vs 1.49), 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.