PortfoliosLab logo
PortfoliosLab logo
Tools
Performance Analysis
Portfolio Analysis
Factor Model
Portfolios
Lazy PortfoliosUser Portfolios
Discussions
PLFMX vs. TWCUX
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between PLFMX and TWCUX is 0.92, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.


-0.50.00.51.00.9

Performance

PLFMX vs. TWCUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Principal LargeCap S&P 500 Index Fund (PLFMX) and American Century Ultra Fund (TWCUX). The values are adjusted to include any dividend payments, if applicable.

-5.00%0.00%5.00%10.00%15.00%AugustSeptemberOctoberNovemberDecember2025
8.54%
9.29%
PLFMX
TWCUX

Key characteristics

Sharpe Ratio

PLFMX:

1.75

TWCUX:

1.27

Sortino Ratio

PLFMX:

2.36

TWCUX:

1.73

Omega Ratio

PLFMX:

1.32

TWCUX:

1.23

Calmar Ratio

PLFMX:

2.08

TWCUX:

1.17

Martin Ratio

PLFMX:

10.20

TWCUX:

5.62

Ulcer Index

PLFMX:

2.25%

TWCUX:

4.25%

Daily Std Dev

PLFMX:

13.09%

TWCUX:

18.89%

Max Drawdown

PLFMX:

-56.11%

TWCUX:

-72.83%

Current Drawdown

PLFMX:

-1.83%

TWCUX:

-5.18%

Returns By Period

In the year-to-date period, PLFMX achieves a 3.17% return, which is significantly higher than TWCUX's 2.60% return. Over the past 10 years, PLFMX has underperformed TWCUX with an annualized return of 8.83%, while TWCUX has yielded a comparatively higher 10.85% annualized return.


PLFMX

YTD

3.17%

1M

1.63%

6M

10.28%

1Y

22.10%

5Y*

8.82%

10Y*

8.83%

TWCUX

YTD

2.60%

1M

0.54%

6M

12.44%

1Y

22.74%

5Y*

11.95%

10Y*

10.85%

*Annualized

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.


PLFMX vs. TWCUX - Expense Ratio Comparison

PLFMX has a 0.72% expense ratio, which is lower than TWCUX's 0.93% expense ratio.


TWCUX
American Century Ultra Fund
Expense ratio chart for TWCUX: current value at 0.93% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.93%
Expense ratio chart for PLFMX: current value at 0.72% compared with the broader market ranging from 0.00% to 2.12%.0.50%1.00%1.50%2.00%0.72%

Risk-Adjusted Performance

PLFMX vs. TWCUX — Risk-Adjusted Performance Rank

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

PLFMX
The Risk-Adjusted Performance Rank of PLFMX is 8484
Overall Rank
The Sharpe Ratio Rank of PLFMX is 8484
Sharpe Ratio Rank
The Sortino Ratio Rank of PLFMX is 8282
Sortino Ratio Rank
The Omega Ratio Rank of PLFMX is 8282
Omega Ratio Rank
The Calmar Ratio Rank of PLFMX is 8484
Calmar Ratio Rank
The Martin Ratio Rank of PLFMX is 8787
Martin Ratio Rank

TWCUX
The Risk-Adjusted Performance Rank of TWCUX is 6565
Overall Rank
The Sharpe Ratio Rank of TWCUX is 6464
Sharpe Ratio Rank
The Sortino Ratio Rank of TWCUX is 6363
Sortino Ratio Rank
The Omega Ratio Rank of TWCUX is 6262
Omega Ratio Rank
The Calmar Ratio Rank of TWCUX is 7070
Calmar Ratio Rank
The Martin Ratio Rank of TWCUX is 6565
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

PLFMX vs. TWCUX - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Principal LargeCap S&P 500 Index Fund (PLFMX) and American Century Ultra Fund (TWCUX). 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.


Sharpe ratio
The chart of Sharpe ratio for PLFMX, currently valued at 1.75, compared to the broader market-1.000.001.002.003.004.001.751.27
The chart of Sortino ratio for PLFMX, currently valued at 2.36, compared to the broader market0.002.004.006.008.0010.0012.0014.002.361.73
The chart of Omega ratio for PLFMX, currently valued at 1.32, compared to the broader market1.002.003.004.001.321.23
The chart of Calmar ratio for PLFMX, currently valued at 2.08, compared to the broader market0.005.0010.0015.0020.002.081.17
The chart of Martin ratio for PLFMX, currently valued at 10.20, compared to the broader market0.0020.0040.0060.0080.0010.205.62
PLFMX
TWCUX

The current PLFMX Sharpe Ratio is 1.75, which is higher than the TWCUX Sharpe Ratio of 1.27. The chart below compares the historical Sharpe Ratios of PLFMX and TWCUX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio1.001.502.002.503.00AugustSeptemberOctoberNovemberDecember2025
1.75
1.27
PLFMX
TWCUX

Dividends

PLFMX vs. TWCUX - Dividend Comparison

PLFMX's dividend yield for the trailing twelve months is around 0.70%, while TWCUX has not paid dividends to shareholders.


TTM20242023202220212020201920182017201620152014
PLFMX
Principal LargeCap S&P 500 Index Fund
0.70%0.72%0.88%0.88%0.48%1.22%1.33%1.43%1.17%1.39%1.25%2.44%
TWCUX
American Century Ultra Fund
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.17%0.29%0.24%0.34%

Drawdowns

PLFMX vs. TWCUX - Drawdown Comparison

The maximum PLFMX drawdown since its inception was -56.11%, smaller than the maximum TWCUX drawdown of -72.83%. Use the drawdown chart below to compare losses from any high point for PLFMX and TWCUX. For additional features, visit the drawdowns tool.


-15.00%-10.00%-5.00%0.00%AugustSeptemberOctoberNovemberDecember2025
-1.83%
-5.18%
PLFMX
TWCUX

Volatility

PLFMX vs. TWCUX - Volatility Comparison

The current volatility for Principal LargeCap S&P 500 Index Fund (PLFMX) is 4.21%, while American Century Ultra Fund (TWCUX) has a volatility of 6.31%. This indicates that PLFMX experiences smaller price fluctuations and is considered to be less risky than TWCUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


2.00%4.00%6.00%8.00%AugustSeptemberOctoberNovemberDecember2025
4.21%
6.31%
PLFMX
TWCUX
PortfoliosLab logo
Performance Analysis
Portfolio AnalysisPortfolio PerformanceStock ComparisonSharpe RatioMartin RatioTreynor RatioSortino RatioOmega RatioCalmar RatioSummers Ratio
Community
Discussions


Disclaimer

The information contained herein does not constitute investment advice and made available for educational purposes only. Prices and returns on equities are listed without consideration of fees, commissions, taxes, penalties, or interest payable due to purchasing, holding, or selling.

Copyright © 2025 PortfoliosLab