FFLG vs. ACSI

Last updated Apr 1, 2026

Compare and contrast key facts about Fidelity Fundamental Large Cap Growth ETF (FFLG) and American Customer Satisfaction ETF (ACSI).

FFLG and ACSI are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. FFLG is an actively managed fund by Fidelity. It was launched on Feb 2, 2021. ACSI is a passively managed fund by Exponential ETFs that tracks the performance of the American Customer Satisfaction Investable Index. It was launched on Nov 1, 2016.

Performance

FFLG vs. ACSI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Fundamental Large Cap Growth ETF (FFLG) and American Customer Satisfaction ETF (ACSI). The values are adjusted to include any dividend payments, if applicable.

FFLG vs. ACSI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
FFLG Fidelity Fundamental Large Cap Growth ETF	-7.11%	19.61%	32.29%	49.71%	-37.86%	1.72%
ACSI American Customer Satisfaction ETF	-3.29%	10.70%	22.51%	21.06%	-20.93%	19.39%

Returns By Period

In the year-to-date period, FFLG achieves a -7.11% return, which is significantly lower than ACSI's -3.29% return.

FFLG

• 1D: 4.82%
• 1M: -5.34%
• YTD: -7.11%
• 6M: -5.65%
• 1Y: 25.80%
• 3Y*: 23.70%
• 5Y*: 7.97%
• 10Y*: —

ACSI

• 1D: 2.22%
• 1M: -4.94%
• YTD: -3.29%
• 6M: -2.09%
• 1Y: 9.48%
• 3Y*: 14.24%
• 5Y*: 7.52%
• 10Y*: —

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

FFLG vs. ACSI - Expense Ratio Comparison

FFLG has a 0.38% expense ratio, which is lower than ACSI's 0.66% expense ratio.

ACSI

American Customer Satisfaction ETF

FFLG

Fidelity Fundamental Large Cap Growth ETF

Return for Risk

FFLG vs. ACSI — Risk / Return Rank

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

FFLG

FFLG Risk / Return Rank: 66
FFLG Sharpe Ratio Rank: 61
FFLG Sortino Ratio Rank: 64
FFLG Omega Ratio Rank: 63
FFLG Calmar Ratio Rank: 73
FFLG Martin Ratio Rank: 68

ACSI

ACSI Risk / Return Rank: 38
ACSI Sharpe Ratio Rank: 34
ACSI Sortino Ratio Rank: 35
ACSI Omega Ratio Rank: 35
ACSI Calmar Ratio Rank: 42
ACSI Martin Ratio Rank: 46

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.

FFLG vs. ACSI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Fundamental Large Cap Growth ETF (FFLG) and American Customer Satisfaction ETF (ACSI). 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.

	FFLG	ACSI	Difference
Sharpe ratio Return per unit of total volatility	1.03	0.61	+0.42
Sortino ratio Return per unit of downside risk	1.58	0.98	+0.60
Omega ratio Gain probability vs. loss probability	1.22	1.14	+0.09
Calmar ratio Return relative to maximum drawdown	1.81	1.03	+0.78
Martin ratio Return relative to average drawdown	6.42	4.19	+2.23
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FFLG vs. ACSI - Sharpe Ratio Comparison

The current FFLG Sharpe Ratio is 1.03, which is higher than the ACSI Sharpe Ratio of 0.61. The chart below compares the historical Sharpe Ratios of FFLG and ACSI, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	FFLG	ACSI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.03	0.61	+0.42
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.32	0.45	-0.14
Sharpe Ratio (All Time) Calculated using the full available price history	0.26	0.68	-0.42

Correlation

The correlation between FFLG and ACSI is 0.79, 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.

Dividends

FFLG vs. ACSI - Dividend Comparison

FFLG's dividend yield for the trailing twelve months is around 0.16%, less than ACSI's 0.94% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
FFLG Fidelity Fundamental Large Cap Growth ETF	0.16%	0.14%	0.09%	0.00%	1.50%	0.55%	0.00%	0.00%	0.00%	0.00%	0.00%
ACSI American Customer Satisfaction ETF	0.94%	0.91%	0.69%	1.01%	0.81%	0.31%	0.82%	1.64%	1.59%	1.20%	0.18%

Drawdowns

FFLG vs. ACSI - Drawdown Comparison

The maximum FFLG drawdown since its inception was -44.52%, which is greater than ACSI's maximum drawdown of -34.49%. Use the drawdown chart below to compare losses from any high point for FFLG and ACSI.

Drawdown Indicators

	FFLG	ACSI	Difference
Max Drawdown Largest peak-to-trough decline	-44.52%	-34.49%	-10.03%
Max Drawdown (1Y) Largest decline over 1 year	-14.23%	-9.91%	-4.32%
Max Drawdown (5Y) Largest decline over 5 years	-44.52%	-24.86%	-19.66%
Current Drawdown Current decline from peak	-10.09%	-5.67%	-4.42%
Average Drawdown Average peak-to-trough decline	-14.71%	-5.47%	-9.24%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.00%	2.43%	+1.57%

Volatility

FFLG vs. ACSI - Volatility Comparison

Fidelity Fundamental Large Cap Growth ETF (FFLG) has a higher volatility of 8.50% compared to American Customer Satisfaction ETF (ACSI) at 4.72%. This indicates that FFLG's price experiences larger fluctuations and is considered to be riskier than ACSI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FFLG	ACSI	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.50%	4.72%	+3.78%
Volatility (6M) Calculated over the trailing 6-month period	14.83%	8.54%	+6.29%
Volatility (1Y) Calculated over the trailing 1-year period	25.16%	15.67%	+9.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.40%	16.66%	+8.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.59%	17.50%	+8.09%