FOLD vs. PAI

Last updated Apr 1, 2026

Compare and contrast key facts about Amicus Therapeutics, Inc. (FOLD) and Western Asset Investment Grade Income Fund Inc. (PAI).

Performance

FOLD vs. PAI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amicus Therapeutics, Inc. (FOLD) and Western Asset Investment Grade Income Fund Inc. (PAI). The values are adjusted to include any dividend payments, if applicable.

FOLD vs. PAI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FOLD Amicus Therapeutics, Inc.	1.54%	51.17%	-33.62%	16.22%	5.71%	-49.98%	137.06%	1.67%	-33.43%	189.54%
PAI Western Asset Investment Grade Income Fund Inc.	0.96%	5.34%	9.17%	9.09%	-22.50%	1.89%	6.71%	23.16%	-12.35%	15.76%

Returns By Period

FOLD

• 1D: 0.21%
• 1M: 0.63%
• YTD: 1.54%
• 6M: 83.50%
• 1Y: 77.21%
• 3Y*: 9.25%
• 5Y*: 7.53%
• 10Y*: 5.22%

PAI

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

Return for Risk

FOLD vs. PAI — Risk / Return Rank

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

FOLD

FOLD Risk / Return Rank: 84
FOLD Sharpe Ratio Rank: 86
FOLD Sortino Ratio Rank: 88
FOLD Omega Ratio Rank: 90
FOLD Calmar Ratio Rank: 80
FOLD Martin Ratio Rank: 77

PAI

PAI Risk / Return Rank: 19
PAI Sharpe Ratio Rank: 22
PAI Sortino Ratio Rank: 20
PAI Omega Ratio Rank: 19
PAI Calmar Ratio Rank: 16
PAI Martin Ratio Rank: 20

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.

FOLD vs. PAI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amicus Therapeutics, Inc. (FOLD) and Western Asset Investment Grade Income Fund Inc. (PAI). 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.

	FOLD	PAI	Difference
Sharpe ratio Return per unit of total volatility	1.63	—	—
Sortino ratio Return per unit of downside risk	2.67	—	—
Omega ratio Gain probability vs. loss probability	1.40	—	—
Calmar ratio Return relative to maximum drawdown	2.32	—	—
Martin ratio Return relative to average drawdown	5.16	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	FOLD	PAI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.63	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.16	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.09	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.00	—	—

Correlation

The correlation between FOLD and PAI is 0.10, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

FOLD vs. PAI - Dividend Comparison

FOLD has not paid dividends to shareholders, while PAI's dividend yield for the trailing twelve months is around 4.99%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FOLD Amicus Therapeutics, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
PAI Western Asset Investment Grade Income Fund Inc.	4.17%	5.45%	4.83%	4.67%	4.82%	3.57%	3.82%	4.43%	5.23%	4.36%	4.82%	5.30%

Drawdowns

Drawdown Indicators

	FOLD	PAI	Difference
Max Drawdown Largest peak-to-trough decline	-89.91%	-39.03%	-50.88%
Max Drawdown (1Y) Largest decline over 1 year	-29.50%	-8.87%	-20.63%
Max Drawdown (5Y) Largest decline over 5 years	-61.16%	-33.71%	-27.45%
Max Drawdown (10Y) Largest decline over 10 years	-77.34%	-33.71%	-43.63%
Current Drawdown Current decline from peak	-41.90%	-9.36%	-32.54%
Average Drawdown Average peak-to-trough decline	-53.81%	-7.09%	-46.72%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.86%	3.08%	+10.78%

Volatility

Volatility by Period

	FOLD	PAI	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.56%	—	—
Volatility (6M) Calculated over the trailing 6-month period	30.44%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	47.84%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	47.15%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	55.54%	—	—