GLU vs. PTY

Last updated Jun 3, 2026

GLU (The Gabelli Global Utility & Income Trust) is a stock, while PTY (PIMCO Corporate & Income Opportunity Fund) is Corporate Bonds fund managed by FPA. Over the past 10 years, GLU returned 7.93%/yr vs 8.30%/yr for PTY. At a 0.23 correlation, their price movements are largely independent.

Performance

GLU vs. PTY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in The Gabelli Global Utility & Income Trust (GLU) and PIMCO Corporate & Income Opportunity Fund (PTY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GLU achieves a 2.90% return, which is significantly higher than PTY's -3.37% return. Both investments have delivered pretty close results over the past 10 years, with GLU having a 7.93% annualized return and PTY not far ahead at 8.30%.

GLU

• 1D: 0.00%
• 1M: -2.54%
• YTD: 2.90%
• 6M: 8.63%
• 1Y: 23.23%
• 3Y*: 20.25%
• 5Y*: 4.76%
• 10Y*: 7.93%

PTY

• 1D: 0.34%
• 1M: -2.15%
• YTD: -3.37%
• 6M: -4.63%
• 1Y: -4.00%
• 3Y*: 7.67%
• 5Y*: -0.24%
• 10Y*: 8.30%

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

GLU vs. PTY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GLU The Gabelli Global Utility & Income Trust	2.90%	37.93%	23.55%	2.07%	-28.13%	21.19%	4.90%	25.26%	-19.49%	34.92%
PTY PIMCO Corporate & Income Opportunity Fund	-3.37%	-0.51%	19.87%	22.56%	-18.71%	0.40%	3.24%	35.36%	2.49%	26.63%

Correlation

The correlation between GLU and PTY is 0.20, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.20
Correlation (3Y) Calculated over the trailing 3-year period	0.20
Correlation (5Y) Calculated over the trailing 5-year period	0.26
Correlation (10Y) Calculated over the trailing 10-year period	0.25
Correlation (All Time) Calculated using the full available price history since May 27, 2004	0.23

Return for Risk

GLU vs. PTY — Risk / Return Rank

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

GLU

GLU Risk / Return Rank: 77
GLU Sharpe Ratio Rank: 83
GLU Sortino Ratio Rank: 78
GLU Omega Ratio Rank: 80
GLU Calmar Ratio Rank: 70
GLU Martin Ratio Rank: 76

PTY

PTY Risk / Return Rank: 1
PTY Sharpe Ratio Rank: 1
PTY Sortino Ratio Rank: 1
PTY Omega Ratio Rank: 1
PTY Calmar Ratio Rank: 2
PTY Martin Ratio Rank: 2

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.

GLU vs. PTY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for The Gabelli Global Utility & Income Trust (GLU) and PIMCO Corporate & Income Opportunity Fund (PTY). 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.

	GLU	PTY	Difference
Sharpe ratio Return per unit of total volatility	1.61	-0.37	+1.98
Sortino ratio Return per unit of downside risk	2.24	-0.43	+2.67
Omega ratio Gain probability vs. loss probability	1.31	0.93	+0.38
Calmar ratio Return relative to maximum drawdown	1.70	-0.24	+1.94
Martin ratio Return relative to average drawdown	5.41	-0.49	+5.90
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GLU vs. PTY - Sharpe Ratio Comparison

The current GLU Sharpe Ratio is 1.61, which is higher than the PTY Sharpe Ratio of -0.37. The chart below compares the historical Sharpe Ratios of GLU and PTY, 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

	GLU	PTY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.61	-0.37	+1.98
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.25	-0.01	+0.26
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.37	0.39	-0.03
Sharpe Ratio (All Time) Calculated using the full available price history	0.32	0.46	-0.14

Drawdowns

GLU vs. PTY - Drawdown Comparison

The maximum GLU drawdown since its inception was -50.52%, smaller than the maximum PTY drawdown of -60.86%. Use the drawdown chart below to compare losses from any high point for GLU and PTY.

Drawdown Indicators

	GLU	PTY	Difference
Max Drawdown Largest peak-to-trough decline	-50.52%	-60.86%	+10.34%
Max Drawdown (1Y) Largest decline over 1 year	-13.73%	-15.44%	+1.71%
Max Drawdown (3Y) Largest decline over 3 years	-18.70%	-16.04%	-2.66%
Max Drawdown (5Y) Largest decline over 5 years	-37.60%	-41.38%	+3.78%
Max Drawdown (10Y) Largest decline over 10 years	-46.57%	-46.55%	-0.02%
Current Drawdown Current decline from peak	-9.28%	-12.30%	+3.02%
Average Drawdown Average peak-to-trough decline	-9.75%	-8.61%	-1.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.32%	7.56%	-3.24%

Volatility

GLU vs. PTY - Volatility Comparison

The Gabelli Global Utility & Income Trust (GLU) has a higher volatility of 3.81% compared to PIMCO Corporate & Income Opportunity Fund (PTY) at 2.81%. This indicates that GLU's price experiences larger fluctuations and is considered to be riskier than PTY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GLU	PTY	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.81%	2.81%	+1.00%
Volatility (6M) Calculated over the trailing 6-month period	12.66%	7.51%	+5.15%
Volatility (1Y) Calculated over the trailing 1-year period	14.50%	10.82%	+3.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.24%	17.40%	+1.84%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.76%	21.20%	+0.56%

Dividends

GLU vs. PTY - Dividend Comparison

GLU's dividend yield for the trailing twelve months is around 6.48%, less than PTY's 11.99% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GLU The Gabelli Global Utility & Income Trust	6.48%	6.23%	8.00%	9.10%	8.52%	5.70%	6.51%	6.36%	7.45%	5.63%	7.14%	7.22%
PTY PIMCO Corporate & Income Opportunity Fund	11.99%	11.05%	9.92%	10.77%	13.12%	9.16%	8.74%	8.37%	10.63%	9.48%	12.09%	11.92%

Frequently Asked Questions

Can I hold both GLU and PTY in my portfolio?

GLU and PTY have a correlation of 0.20, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GLU or PTY?

GLU has higher volatility (3.81%) compared to PTY (2.81%). In terms of maximum drawdown, GLU dropped -50.52% vs PTY's -60.86%.

Which has better risk-adjusted returns?

GLU currently has the higher Sharpe Ratio (1.61 vs -0.37), 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.