FOGLX vs. PTDIX

Last updated Jul 3, 2026

FOGLX (Fidelity Advisor Freedom 2020 Fund Class Z6) and PTDIX (Principal LifeTime 2040 Fund) are both Target Retirement Date funds. Over the past 5 years, FOGLX returned 5.54%/yr vs 7.68%/yr for PTDIX. Their correlation of 0.93 suggests significant overlap in exposure. FOGLX charges 0.42%/yr vs 0.01%/yr for PTDIX.

Performance

FOGLX vs. PTDIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Freedom 2020 Fund Class Z6 (FOGLX) and Principal LifeTime 2040 Fund (PTDIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with FOGLX having a 6.31% return and PTDIX slightly higher at 6.60%.

FOGLX

• 1D: -0.54%
• 1M: -0.39%
• 6M: 6.31%
• YTD: 6.31%
• 1Y: 12.74%
• 3Y*: 12.66%
• 5Y*: 5.54%
• 10Y*: —

PTDIX

• 1D: -0.50%
• 1M: -1.11%
• 6M: 6.60%
• YTD: 6.60%
• 1Y: 14.01%
• 3Y*: 15.59%
• 5Y*: 7.68%
• 10Y*: 10.49%

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

FOGLX vs. PTDIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FOGLX Fidelity Advisor Freedom 2020 Fund Class Z6	6.31%	14.85%	11.48%	12.62%	-15.90%	8.90%	13.38%	18.91%	-4.85%	6.48%
PTDIX Principal LifeTime 2040 Fund	6.60%	15.59%	17.43%	18.33%	-18.13%	15.35%	16.04%	24.91%	-7.95%	9.57%

Correlation

The correlation between FOGLX and PTDIX is 0.94, 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	0.94
Correlation (3Y) Calculated over the trailing 3-year period	0.91
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (All Time) Calculated using the full available price history since Jun 15, 2017	0.93

The correlation between FOGLX and PTDIX has been stable across timeframes, ranging from 0.91 to 0.94 - a consistent structural relationship.

Return for Risk

FOGLX vs. PTDIX — Risk / Return Rank

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

FOGLX

FOGLX Risk / Return Rank: 59
FOGLX Sharpe Ratio Rank: 57
FOGLX Sortino Ratio Rank: 57
FOGLX Omega Ratio Rank: 62
FOGLX Calmar Ratio Rank: 55
FOGLX Martin Ratio Rank: 64

PTDIX

PTDIX Risk / Return Rank: 39
PTDIX Sharpe Ratio Rank: 36
PTDIX Sortino Ratio Rank: 35
PTDIX Omega Ratio Rank: 35
PTDIX Calmar Ratio Rank: 39
PTDIX Martin Ratio Rank: 49

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.

FOGLX vs. PTDIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Freedom 2020 Fund Class Z6 (FOGLX) and Principal LifeTime 2040 Fund (PTDIX). 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.

	FOGLX	PTDIX	Difference
Sharpe ratio: Return per unit of total volatility	1.72	1.38	+0.35
Sortino ratio: Return per unit of downside risk	2.44	1.96	+0.48
Omega ratio: Gain probability vs. loss probability	1.33	1.25	+0.08
Calmar ratio: Return relative to maximum drawdown	2.33	1.96	+0.37
Martin ratio: Return relative to average drawdown	9.86	8.43	+1.42

FOGLX vs. PTDIX - Sharpe Ratio Comparison

The current FOGLX Sharpe Ratio is 1.72, which is comparable to the PTDIX Sharpe Ratio of 1.38. The chart below compares the historical Sharpe Ratios of FOGLX and PTDIX, 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

FOGLX vs. PTDIX - Drawdown Comparison

The maximum FOGLX drawdown since its inception was -22.47%, smaller than the maximum PTDIX drawdown of -54.38%. Use the drawdown chart below to compare losses from any high point for FOGLX and PTDIX.

Drawdown Indicators

	FOGLX	PTDIX	Difference
Max Drawdown Largest peak-to-trough decline	-22.47%	-54.38%	+31.91%
Max Drawdown (1Y) Largest decline over 1 year	-5.55%	-7.32%	+1.77%
Max Drawdown (3Y) Largest decline over 3 years	-7.67%	-13.05%	+5.38%
Max Drawdown (5Y) Largest decline over 5 years	-22.47%	-25.43%	+2.96%
Max Drawdown (10Y) Largest decline over 10 years	—	-30.02%	—
Current Drawdown Current decline from peak	-0.70%	-1.11%	+0.41%
Average Drawdown Average peak-to-trough decline	-4.40%	-7.47%	+3.07%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.31%	1.70%	-0.39%

Volatility

FOGLX vs. PTDIX - Volatility Comparison

The current volatility for Fidelity Advisor Freedom 2020 Fund Class Z6 (FOGLX) is 3.35%, while Principal LifeTime 2040 Fund (PTDIX) has a volatility of 4.20%. This indicates that FOGLX experiences smaller price fluctuations and is considered to be less risky than PTDIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FOGLX	PTDIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.35%	4.20%	-0.85%
Volatility (6M) Calculated over the trailing 6-month period	6.50%	8.66%	-2.16%
Volatility (1Y) Calculated over the trailing 1-year period	7.50%	10.40%	-2.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.13%	13.59%	-4.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.38%	13.77%	-4.39%

FOGLX vs. PTDIX - Expense Ratio Comparison

FOGLX has a 0.42% expense ratio, which is higher than PTDIX's 0.01% expense ratio.

Dividends

FOGLX vs. PTDIX - Dividend Comparison

FOGLX's dividend yield for the trailing twelve months is around 8.21%, less than PTDIX's 9.19% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FOGLX Fidelity Advisor Freedom 2020 Fund Class Z6	8.21%	8.23%	8.93%	2.68%	9.30%	11.10%	7.27%	7.11%	9.89%	4.63%	0.00%	0.00%
PTDIX Principal LifeTime 2040 Fund	9.19%	9.80%	12.28%	4.40%	8.61%	8.92%	6.01%	7.26%	9.28%	6.07%	4.86%	6.73%

Frequently Asked Questions

Can I hold both FOGLX and PTDIX in my portfolio?

With a correlation of 0.94, FOGLX and PTDIX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, FOGLX or PTDIX?

PTDIX has higher volatility (4.20%) compared to FOGLX (3.35%). In terms of maximum drawdown, FOGLX dropped -22.47% vs PTDIX's -54.38%.

Which has better risk-adjusted returns?

FOGLX currently has the higher Sharpe Ratio (1.72 vs 1.38), 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.