PTDIX vs. PLGIX
PTDIX (Principal LifeTime 2040 Fund) and PLGIX (Principal LargeCap Growth Fund I) are both mutual funds - PTDIX is a Target Retirement Date fund managed by Principal, while PLGIX is a Large Cap Growth Equities fund managed by Principal. Over the past 10 years, PTDIX returned 10.22%/yr vs 18.96%/yr for PLGIX. Their correlation of 0.91 means they have usually moved in the same direction. PTDIX charges 0.01%/yr vs 0.67%/yr for PLGIX.
Performance
PTDIX vs. PLGIX - Performance Comparison
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Returns By Period
In the year-to-date period, PTDIX achieves a 6.90% return, which is significantly higher than PLGIX's -1.62% return. Over the past 10 years, PTDIX has underperformed PLGIX with an annualized return of 10.22%, while PLGIX has yielded a comparatively higher 18.96% annualized return.
PTDIX
- 1D
- 1.31%
- 1M
- 0.11%
- 6M
- 4.58%
- YTD
- 6.90%
- 1Y
- 14.80%
- 3Y*
- 14.70%
- 5Y*
- 7.69%
- 10Y*
- 10.22%
- ALL TIME*
- 7.30%
PLGIX
- 1D
- 3.14%
- 1M
- -2.17%
- 6M
- 1.55%
- YTD
- -1.62%
- 1Y
- 2.16%
- 3Y*
- 29.13%
- 5Y*
- 13.82%
- 10Y*
- 18.96%
- ALL TIME*
- 9.97%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
PTDIX vs. PLGIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PTDIX Principal LifeTime 2040 Fund | 6.90% | 15.59% | 17.43% | 18.33% | -18.13% | 15.35% | 16.04% | 24.91% | -7.95% | 20.69% |
PLGIX Principal LargeCap Growth Fund I | -1.62% | 11.59% | 83.01% | 40.40% | -34.05% | 21.49% | 36.06% | 34.89% | 3.44% | 33.67% |
Correlation
The correlation between PTDIX and PLGIX is 0.85, 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. | 0.85 |
Correlation (3Y) Balances recent behavior with more history. | 0.84 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.88 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.88 |
Correlation (All Time) Calculated using the full available price history since Mar 2, 2001 | 0.91 |
The correlation between PTDIX and PLGIX has been stable across timeframes, ranging from 0.84 to 0.91 - a consistent structural relationship.
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Return for Risk
PTDIX vs. PLGIX — Risk / Return Rank
PTDIX
PLGIX
PTDIX vs. PLGIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Principal LifeTime 2040 Fund (PTDIX) and Principal LargeCap Growth Fund I (PLGIX). 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.
| PTDIX | PLGIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.26 | ||
| Sortino ratioReturn per unit of downside risk | +1.69 | ||
| Omega ratioGain probability vs. loss probability | 1.23 | 1.01 | +0.21 |
| Calmar ratioReturn relative to maximum drawdown | 1.82 | -0.00 | +1.82 |
| Martin ratioReturn relative to average drawdown | 7.76 | -0.01 | +7.76 |
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Drawdowns
PTDIX vs. PLGIX - Drawdown Comparison
The maximum PTDIX drawdown since its inception was -54.38%, roughly equal to the maximum PLGIX drawdown of -55.43%. Use the drawdown chart below to compare losses from any high point for PTDIX and PLGIX.
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Drawdown Indicators
| PTDIX | PLGIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -54.38% | -55.43% | +1.05% |
Max Drawdown (1Y)Largest decline over 1 year | -7.32% | -18.32% | +11.00% |
Max Drawdown (3Y)Largest decline over 3 years | -13.05% | -21.39% | +8.34% |
Max Drawdown (5Y)Largest decline over 5 years | -25.43% | -40.63% | +15.20% |
Max Drawdown (10Y)Largest decline over 10 years | -30.02% | -40.63% | +10.61% |
Current DrawdownCurrent decline from peak | -0.84% | -7.56% | +6.72% |
Average DrawdownAverage peak-to-trough decline | -7.45% | -13.21% | +5.76% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.72% | 6.32% | -4.60% |
Volatility
PTDIX vs. PLGIX - Volatility Comparison
The current volatility for Principal LifeTime 2040 Fund (PTDIX) is 2.85%, while Principal LargeCap Growth Fund I (PLGIX) has a volatility of 5.94%. This indicates that PTDIX experiences smaller price fluctuations and is considered to be less risky than PLGIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PTDIX | PLGIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.85% | 5.94% | -3.09% |
Volatility (6M)Calculated over the trailing 6-month period | 8.76% | 14.18% | -5.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 10.62% | 17.18% | -6.56% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 13.58% | 30.32% | -16.74% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 13.78% | 25.51% | -11.73% |
PTDIX vs. PLGIX - Expense Ratio Comparison
PTDIX has a 0.01% expense ratio, which is lower than PLGIX's 0.67% expense ratio.
Dividends
PTDIX vs. PLGIX - Dividend Comparison
PTDIX's dividend yield for the trailing twelve months is around 9.17%, less than PLGIX's 14.69% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PLGIX Principal LargeCap Growth Fund I | 14.69% | 14.45% | 63.77% | 5.99% | 11.57% | 11.34% | 7.03% | 8.01% | 16.41% | 7.05% | 4.64% | 12.51% |
PTDIX Principal LifeTime 2040 Fund | 9.17% | 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
PTDIX and PLGIX have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
PLGIX has higher volatility (5.94%) compared to PTDIX (2.85%). In terms of maximum drawdown, PTDIX dropped -54.38% vs PLGIX's -55.43%.
PTDIX currently has the higher Sharpe Ratio (1.26 vs -0.00), 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.
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