FXIRX vs. PTY

Last updated Aug 1, 2026

FXIRX (PIMCO Fixed Income SHares: Series R) and PTY (PIMCO Corporate & Income Opportunity Fund) are both mutual funds - FXIRX is a Inflation-Protected Bonds fund managed by PIMCO, while PTY is a Corporate Bonds fund managed by PIMCO. Over the past 10 years, FXIRX returned 2.54%/yr vs 8.00%/yr for PTY. Their 0.10 correlation means their historical movements had little consistent relationship. FXIRX charges 0.87%/yr vs 1.19%/yr for PTY.

Performance

FXIRX vs. PTY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PIMCO Fixed Income SHares: Series R (FXIRX) 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, FXIRX achieves a -0.47% return, which is significantly higher than PTY's -2.49% return. Over the past 10 years, FXIRX has underperformed PTY with an annualized return of 2.54%, while PTY has yielded a comparatively higher 8.00% annualized return.

FXIRX

• 1D: 0.12%
• 1M: -1.68%
• 6M: -1.05%
• YTD: -0.47%
• 1Y: 1.79%
• 3Y*: 4.00%
• 5Y*: -1.25%
• 10Y*: 2.54%
• ALL TIME*: 0.77%

PTY

• 1D: 0.43%
• 1M: -1.68%
• 6M: -4.12%
• YTD: -2.49%
• 1Y: -6.08%
• 3Y*: 3.46%
• 5Y*: -1.33%
• 10Y*: 8.00%
• ALL TIME*: 10.78%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FXIRX PIMCO Fixed Income SHares: Series R	$0.00	$0.00	$0.00
PTY PIMCO Corporate & Income Opportunity Fund	$12.11M	$12.45M	$12.40M

FXIRX vs. PTY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FXIRX PIMCO Fixed Income SHares: Series R	-0.47%	9.44%	2.23%	2.69%	-18.92%	6.89%	16.59%	11.12%	-2.51%	4.46%
PTY PIMCO Corporate & Income Opportunity Fund	-2.49%	-0.51%	19.87%	22.56%	-18.71%	0.40%	3.24%	35.36%	2.49%	26.63%

Correlation

The correlation between FXIRX and PTY is 0.32, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.32
Correlation (3Y) Balances recent behavior with more history.	0.27
Correlation (5Y) Shows whether the relationship held over a longer period.	0.25
Correlation (10Y) Provides a long-term view across more market conditions.	0.14
Correlation (All Time) Calculated using the full available price history since May 26, 2004	0.10

Over the past year, FXIRX and PTY have become more correlated (0.32) than their long-term average of 0.10, meaning their price movements have been converging.

Return for Risk

FXIRX vs. PTY — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

FXIRX

FXIRX Risk / Return Rank: 9
FXIRX Sharpe Ratio Rank: 9
FXIRX Sortino Ratio Rank: 8
FXIRX Omega Ratio Rank: 8
FXIRX Calmar Ratio Rank: 11
FXIRX Martin Ratio Rank: 10

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: 1
PTY Martin Ratio Rank: 2

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

FXIRX vs. PTY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PIMCO Fixed Income SHares: Series R (FXIRX) 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	FXIRX	PTY	Difference
Sharpe ratio: Return per unit of total volatility	0.34	-0.54	+0.89
Sortino ratio: Return per unit of downside risk	0.53	-0.67	+1.20
Omega ratio: Gain probability vs. loss probability	1.07	0.91	+0.16
Calmar ratio: Return relative to maximum drawdown	0.55	-0.40	+0.95
Martin ratio: Return relative to average drawdown	1.35	-0.68	+2.03

FXIRX vs. PTY - Sharpe Ratio Comparison

The current FXIRX Sharpe Ratio is 0.34, which is higher than the PTY Sharpe Ratio of -0.54. The chart below compares the historical Sharpe Ratios of FXIRX 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.

Drawdowns

FXIRX vs. PTY - Drawdown Comparison

The maximum FXIRX drawdown since its inception was -28.64%, smaller than the maximum PTY drawdown of -60.86%. Use the drawdown chart below to compare losses from any high point for FXIRX and PTY.

Drawdown Indicators

	FXIRX	PTY	Difference
Max Drawdown Largest peak-to-trough decline	-28.64%	-60.86%	+32.22%
Max Drawdown (1Y) Largest decline over 1 year	-3.77%	-15.44%	+11.67%
Max Drawdown (3Y) Largest decline over 3 years	-5.85%	-15.53%	+9.68%
Max Drawdown (5Y) Largest decline over 5 years	-23.22%	-41.38%	+18.16%
Max Drawdown (10Y) Largest decline over 10 years	-23.22%	-46.55%	+23.33%
Current Drawdown Current decline from peak	-7.64%	-11.51%	+3.87%
Average Drawdown Average peak-to-trough decline	-11.63%	-8.63%	-3.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.42%	8.92%	-7.50%

Volatility

FXIRX vs. PTY - Volatility Comparison

The current volatility for PIMCO Fixed Income SHares: Series R (FXIRX) is 1.25%, while PIMCO Corporate & Income Opportunity Fund (PTY) has a volatility of 2.60%. This indicates that FXIRX experiences smaller price fluctuations and is considered to be less risky than PTY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FXIRX	PTY	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.25%	2.60%	-1.35%
Volatility (6M) Calculated over the trailing 6-month period	4.50%	7.88%	-3.38%
Volatility (1Y) Calculated over the trailing 1-year period	6.09%	11.28%	-5.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.18%	17.22%	-8.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.92%	21.18%	-13.26%

FXIRX vs. PTY - Expense Ratio Comparison

FXIRX has a 0.87% expense ratio, which is lower than PTY's 1.19% expense ratio.

Dividends

FXIRX vs. PTY - Dividend Comparison

FXIRX's dividend yield for the trailing twelve months is around 4.30%, less than PTY's 12.12% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FXIRX PIMCO Fixed Income SHares: Series R	4.30%	2.58%	1.93%	1.89%	11.10%	6.03%	1.92%	2.53%	4.06%	2.93%	0.00%	0.00%
PTY PIMCO Corporate & Income Opportunity Fund	12.12%	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 FXIRX and PTY in my portfolio?

FXIRX and PTY have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FXIRX or PTY?

PTY has higher volatility (2.60%) compared to FXIRX (1.25%). In terms of maximum drawdown, FXIRX dropped -28.64% vs PTY's -60.86%.

Which has better risk-adjusted returns?

FXIRX currently has the higher Sharpe Ratio (0.34 vs -0.54), 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.