CORP vs. PIGIX

Last updated Jun 3, 2026

CORP (PIMCO Investment Grade Corporate Bond Index ETF) and PIGIX (PIMCO Investment Grade Credit Bond Fund) are both Corporate Bonds funds from PIMCO. Over the past 10 years, CORP returned 2.81%/yr vs 2.85%/yr for PIGIX. A 0.78 correlation means they provide meaningful diversification when combined. CORP charges 0.20%/yr vs 0.51%/yr for PIGIX.

Performance

CORP vs. PIGIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PIMCO Investment Grade Corporate Bond Index ETF (CORP) and PIMCO Investment Grade Credit Bond Fund (PIGIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CORP achieves a 0.78% return, which is significantly higher than PIGIX's 0.51% return. Both investments have delivered pretty close results over the past 10 years, with CORP having a 2.81% annualized return and PIGIX not far ahead at 2.85%.

CORP

• 1D: -0.01%
• 1M: 0.40%
• YTD: 0.78%
• 6M: 0.79%
• 1Y: 6.41%
• 3Y*: 5.55%
• 5Y*: 1.06%
• 10Y*: 2.81%

PIGIX

• 1D: -0.11%
• 1M: 0.54%
• YTD: 0.51%
• 6M: 0.60%
• 1Y: 6.59%
• 3Y*: 5.63%
• 5Y*: 0.53%
• 10Y*: 2.85%

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

CORP vs. PIGIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CORP PIMCO Investment Grade Corporate Bond Index ETF	0.78%	7.96%	2.47%	9.13%	-14.96%	-1.18%	9.70%	14.80%	-3.29%	6.56%
PIGIX PIMCO Investment Grade Credit Bond Fund	0.51%	8.52%	3.28%	7.97%	-16.67%	-1.03%	7.53%	14.75%	-1.99%	7.96%

Correlation

The correlation between CORP and PIGIX is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.89
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (5Y) Calculated over the trailing 5-year period	0.89
Correlation (10Y) Calculated over the trailing 10-year period	0.82
Correlation (All Time) Calculated using the full available price history since Sep 22, 2010	0.78

The correlation between CORP and PIGIX shifts across timeframes, from 0.78 (all time) to 0.90 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

CORP vs. PIGIX — Risk / Return Rank

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

CORP

CORP Risk / Return Rank: 43
CORP Sharpe Ratio Rank: 43
CORP Sortino Ratio Rank: 46
CORP Omega Ratio Rank: 42
CORP Calmar Ratio Rank: 43
CORP Martin Ratio Rank: 43

PIGIX

PIGIX Risk / Return Rank: 21
PIGIX Sharpe Ratio Rank: 20
PIGIX Sortino Ratio Rank: 20
PIGIX Omega Ratio Rank: 20
PIGIX Calmar Ratio Rank: 23
PIGIX Martin Ratio Rank: 23

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.

CORP vs. PIGIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PIMCO Investment Grade Corporate Bond Index ETF (CORP) and PIMCO Investment Grade Credit Bond Fund (PIGIX). 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.

	CORP	PIGIX	Difference
Sharpe ratio Return per unit of total volatility	1.54	1.33	+0.21
Sortino ratio Return per unit of downside risk	2.28	1.94	+0.34
Omega ratio Gain probability vs. loss probability	1.27	1.24	+0.03
Calmar ratio Return relative to maximum drawdown	2.16	1.83	+0.33
Martin ratio Return relative to average drawdown	7.02	6.03	+0.99
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CORP vs. PIGIX - Sharpe Ratio Comparison

The current CORP Sharpe Ratio is 1.54, which is comparable to the PIGIX Sharpe Ratio of 1.33. The chart below compares the historical Sharpe Ratios of CORP and PIGIX, 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

	CORP	PIGIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.54	1.33	+0.21
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.15	0.08	+0.07
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.40	0.49	-0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.56	1.06	-0.50

Drawdowns

CORP vs. PIGIX - Drawdown Comparison

The maximum CORP drawdown since its inception was -21.21%, smaller than the maximum PIGIX drawdown of -23.09%. Use the drawdown chart below to compare losses from any high point for CORP and PIGIX.

Drawdown Indicators

	CORP	PIGIX	Difference
Max Drawdown Largest peak-to-trough decline	-21.21%	-23.09%	+1.88%
Max Drawdown (1Y) Largest decline over 1 year	-2.88%	-3.98%	+1.10%
Max Drawdown (3Y) Largest decline over 3 years	-6.06%	-6.59%	+0.53%
Max Drawdown (5Y) Largest decline over 5 years	-21.21%	-23.09%	+1.88%
Max Drawdown (10Y) Largest decline over 10 years	-21.21%	-23.09%	+1.88%
Current Drawdown Current decline from peak	-0.85%	-1.35%	+0.50%
Average Drawdown Average peak-to-trough decline	-3.61%	-3.07%	-0.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.88%	1.21%	-0.33%

Volatility

CORP vs. PIGIX - Volatility Comparison

The current volatility for PIMCO Investment Grade Corporate Bond Index ETF (CORP) is 1.37%, while PIMCO Investment Grade Credit Bond Fund (PIGIX) has a volatility of 1.67%. This indicates that CORP experiences smaller price fluctuations and is considered to be less risky than PIGIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CORP	PIGIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.37%	1.67%	-0.30%
Volatility (6M) Calculated over the trailing 6-month period	3.01%	3.65%	-0.64%
Volatility (1Y) Calculated over the trailing 1-year period	4.18%	4.73%	-0.55%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.89%	6.42%	+0.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.08%	5.81%	+1.27%

CORP vs. PIGIX - Expense Ratio Comparison

CORP has a 0.20% expense ratio, which is lower than PIGIX's 0.51% expense ratio.

Dividends

CORP vs. PIGIX - Dividend Comparison

CORP's dividend yield for the trailing twelve months is around 4.84%, which matches PIGIX's 4.86% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CORP PIMCO Investment Grade Corporate Bond Index ETF	4.84%	4.77%	4.74%	4.12%	3.28%	2.51%	2.90%	3.25%	3.18%	3.08%	2.91%	3.14%
PIGIX PIMCO Investment Grade Credit Bond Fund	4.86%	4.69%	4.37%	3.48%	3.37%	4.50%	3.81%	3.93%	4.22%	4.47%	3.91%	6.70%

Frequently Asked Questions

Can I hold both CORP and PIGIX in my portfolio?

CORP and PIGIX have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CORP or PIGIX?

PIGIX has higher volatility (1.67%) compared to CORP (1.37%). In terms of maximum drawdown, CORP dropped -21.21% vs PIGIX's -23.09%.

Which has better risk-adjusted returns?

CORP currently has the higher Sharpe Ratio (1.54 vs 1.33), 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.