POLIX vs. FDG

Last updated Jun 4, 2026

POLIX (Polen Growth Fund) and FDG (American Century Focused Dynamic Growth ETF) are both funds - POLIX is a Large Cap Growth Equities fund managed by Polen Capital, while FDG is a Global Equities fund actively managed by American Century. Over the past 5 years, POLIX returned 3.76%/yr vs 12.61%/yr for FDG. Their correlation of 0.85 suggests significant overlap in exposure. POLIX charges 0.96%/yr vs 0.45%/yr for FDG.

Performance

POLIX vs. FDG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Polen Growth Fund (POLIX) and American Century Focused Dynamic Growth ETF (FDG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, POLIX achieves a -4.92% return, which is significantly lower than FDG's 7.52% return.

POLIX

• 1D: -1.59%
• 1M: 4.71%
• YTD: -4.92%
• 6M: -5.43%
• 1Y: -0.39%
• 3Y*: 11.17%
• 5Y*: 3.76%
• 10Y*: 12.52%

FDG

• 1D: -2.00%
• 1M: 3.68%
• YTD: 7.52%
• 6M: 9.17%
• 1Y: 31.12%
• 3Y*: 29.27%
• 5Y*: 12.61%
• 10Y*: —

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

POLIX vs. FDG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
POLIX Polen Growth Fund	-4.92%	3.87%	22.57%	39.17%	-38.36%	23.51%	58.18%
FDG American Century Focused Dynamic Growth ETF	7.52%	22.13%	45.89%	37.22%	-35.74%	8.52%	93.61%

Correlation

The correlation between POLIX and FDG is 0.75, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.75
Correlation (3Y) Calculated over the trailing 3-year period	0.75
Correlation (5Y) Calculated over the trailing 5-year period	0.84
Correlation (All Time) Calculated using the full available price history since Apr 3, 2020	0.85

The correlation between POLIX and FDG shifts across timeframes, from 0.75 (3 years) to 0.85 (all time), reflecting how their relationship changes across market environments.

Return for Risk

POLIX vs. FDG — Risk / Return Rank

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

POLIX

POLIX Risk / Return Rank: 3
POLIX Sharpe Ratio Rank: 3
POLIX Sortino Ratio Rank: 3
POLIX Omega Ratio Rank: 3
POLIX Calmar Ratio Rank: 3
POLIX Martin Ratio Rank: 2

FDG

FDG Risk / Return Rank: 46
FDG Sharpe Ratio Rank: 50
FDG Sortino Ratio Rank: 48
FDG Omega Ratio Rank: 47
FDG Calmar Ratio Rank: 40
FDG Martin Ratio Rank: 43

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.

POLIX vs. FDG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Polen Growth Fund (POLIX) and American Century Focused Dynamic Growth ETF (FDG). 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.

	POLIX	FDG	Difference
Sharpe ratio Return per unit of total volatility	0.00	1.76	-1.76
Sortino ratio Return per unit of downside risk	0.11	2.37	-2.26
Omega ratio Gain probability vs. loss probability	1.01	1.30	-0.29
Calmar ratio Return relative to maximum drawdown	0.00	1.99	-1.99
Martin ratio Return relative to average drawdown	0.00	7.02	-7.02
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

POLIX vs. FDG - Sharpe Ratio Comparison

The current POLIX Sharpe Ratio is 0.00, which is lower than the FDG Sharpe Ratio of 1.76. The chart below compares the historical Sharpe Ratios of POLIX and FDG, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	POLIX	FDG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.00	1.76	-1.76
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.17	0.51	-0.35
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.58	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.67	0.92	-0.25

Drawdowns

POLIX vs. FDG - Drawdown Comparison

The maximum POLIX drawdown since its inception was -42.84%, roughly equal to the maximum FDG drawdown of -43.69%. Use the drawdown chart below to compare losses from any high point for POLIX and FDG.

Drawdown Indicators

	POLIX	FDG	Difference
Max Drawdown Largest peak-to-trough decline	-42.84%	-43.69%	+0.85%
Max Drawdown (1Y) Largest decline over 1 year	-23.94%	-15.71%	-8.23%
Max Drawdown (3Y) Largest decline over 3 years	-23.94%	-26.14%	+2.20%
Max Drawdown (5Y) Largest decline over 5 years	-42.84%	-43.69%	+0.85%
Max Drawdown (10Y) Largest decline over 10 years	-42.84%	—	—
Current Drawdown Current decline from peak	-9.04%	-3.13%	-5.91%
Average Drawdown Average peak-to-trough decline	-7.08%	-13.43%	+6.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.56%	4.45%	+5.11%

Volatility

POLIX vs. FDG - Volatility Comparison

The current volatility for Polen Growth Fund (POLIX) is 4.44%, while American Century Focused Dynamic Growth ETF (FDG) has a volatility of 5.18%. This indicates that POLIX experiences smaller price fluctuations and is considered to be less risky than FDG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	POLIX	FDG	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.44%	5.18%	-0.74%
Volatility (6M) Calculated over the trailing 6-month period	13.10%	14.03%	-0.93%
Volatility (1Y) Calculated over the trailing 1-year period	16.76%	17.77%	-1.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.96%	24.67%	-1.71%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.89%	24.90%	-3.01%

POLIX vs. FDG - Expense Ratio Comparison

POLIX has a 0.96% expense ratio, which is higher than FDG's 0.45% expense ratio.

Dividends

POLIX vs. FDG - Dividend Comparison

POLIX's dividend yield for the trailing twelve months is around 38.24%, while FDG has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDG American Century Focused Dynamic Growth ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.01%	0.00%	0.00%	0.00%	0.00%	0.00%
POLIX Polen Growth Fund	38.24%	36.35%	10.47%	0.00%	10.54%	3.97%	1.25%	0.12%	2.77%	1.66%	0.01%	4.29%

Frequently Asked Questions

Can I hold both POLIX and FDG in my portfolio?

POLIX and FDG have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, POLIX or FDG?

FDG has higher volatility (5.18%) compared to POLIX (4.44%). In terms of maximum drawdown, POLIX dropped -42.84% vs FDG's -43.69%.

Which has better risk-adjusted returns?

FDG currently has the higher Sharpe Ratio (1.76 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.