PTRIX vs. BCOIX

Last updated Aug 1, 2026

PTRIX (PIMCO Mortgage-Backed Securities Fund) and BCOIX (Baird Core Plus Bond Fund) are both Intermediate Core-Plus Bond funds. Their 0.74 correlation means they have sometimes moved together and sometimes differently. PTRIX charges 0.50%/yr vs 0.30%/yr for BCOIX.

Performance

PTRIX vs. BCOIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in PIMCO Mortgage-Backed Securities Fund (PTRIX) and Baird Core Plus Bond Fund (BCOIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

PTRIX

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

BCOIX

• 1D: 0.00%
• 1M: -0.90%
• 6M: -0.42%
• YTD: -0.21%
• 1Y: 2.38%
• 3Y*: 4.57%
• 5Y*: 0.27%
• 10Y*: 2.16%
• ALL TIME*: 4.60%

*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)
BCOIX Baird Core Plus Bond Fund	$0.00	$0.00	$0.00

PTRIX vs. BCOIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PTRIX PIMCO Mortgage-Backed Securities Fund	0.00%	0.00%	5.87%	5.25%	-14.13%	1.04%	5.30%	6.44%	1.35%	4.38%
BCOIX Baird Core Plus Bond Fund	-0.21%	7.47%	2.54%	6.89%	-12.86%	-1.02%	8.80%	10.11%	-0.52%	4.65%

Correlation

The correlation between PTRIX and BCOIX is 0.74, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (3Y) Balances recent behavior with more history.	0.63
Correlation (5Y) Shows whether the relationship held over a longer period.	0.77
Correlation (10Y) Provides a long-term view across more market conditions.	0.72
Correlation (All Time) Calculated using the full available price history since Sep 29, 2000	0.74

The correlation between PTRIX and BCOIX shifts across timeframes, from 0.63 (3 years) to 0.77 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

PTRIX vs. BCOIX — Risk / Return Rank

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

PTRIX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

BCOIX

BCOIX Risk / Return Rank: 26
BCOIX Sharpe Ratio Rank: 27
BCOIX Sortino Ratio Rank: 27
BCOIX Omega Ratio Rank: 25
BCOIX Calmar Ratio Rank: 29
BCOIX Martin Ratio Rank: 23

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.

PTRIX vs. BCOIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for PIMCO Mortgage-Backed Securities Fund (PTRIX) and Baird Core Plus Bond Fund (BCOIX). 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.

	PTRIX	BCOIX	Difference
Sharpe ratio: Return per unit of total volatility	—	0.88	—
Sortino ratio: Return per unit of downside risk	—	1.31	—
Omega ratio: Gain probability vs. loss probability	—	1.16	—
Calmar ratio: Return relative to maximum drawdown	—	1.24	—
Martin ratio: Return relative to average drawdown	—	3.14	—

Drawdowns

Drawdown Indicators

	PTRIX	BCOIX	Difference
Max Drawdown Largest peak-to-trough decline	—	-18.13%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-2.58%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-4.67%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-18.07%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-18.13%	—
Current Drawdown Current decline from peak	—	-1.89%	—
Average Drawdown Average peak-to-trough decline	—	-2.18%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.02%	—

Volatility

Volatility by Period

	PTRIX	BCOIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.85%	—
Volatility (6M) Calculated over the trailing 6-month period	—	2.84%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	3.62%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	5.64%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	4.68%	—

PTRIX vs. BCOIX - Expense Ratio Comparison

PTRIX has a 0.50% expense ratio, which is higher than BCOIX's 0.30% expense ratio.

Dividends

PTRIX vs. BCOIX - Dividend Comparison

PTRIX has not paid dividends to shareholders, while BCOIX's dividend yield for the trailing twelve months is around 4.42%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BCOIX Baird Core Plus Bond Fund	4.42%	4.21%	4.13%	3.58%	3.10%	2.96%	3.51%	2.96%	3.13%	2.83%	3.01%	2.84%
PTRIX PIMCO Mortgage-Backed Securities Fund	0.00%	0.00%	4.07%	5.32%	3.82%	3.02%	2.89%	3.73%	3.54%	3.04%	3.18%	2.43%

Frequently Asked Questions

Can I hold both PTRIX and BCOIX in my portfolio?

PTRIX and BCOIX have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.