TCPB vs. IUSB

Last updated Jun 5, 2026

TCPB (Thrivent Core Plus Bond ETF) and IUSB (iShares Core Universal USD Bond ETF) are both Intermediate Core-Plus Bond funds. TCPB is actively managed, while IUSB is passively managed. Over the past year, TCPB returned 5.55% vs 5.05% for IUSB. Their correlation of 0.92 suggests significant overlap in exposure. TCPB charges 0.39%/yr vs 0.06%/yr for IUSB.

Performance

TCPB vs. IUSB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Thrivent Core Plus Bond ETF (TCPB) and iShares Core Universal USD Bond ETF (IUSB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with TCPB having a 0.58% return and IUSB slightly lower at 0.56%.

TCPB

• 1D: 0.15%
• 1M: 0.36%
• YTD: 0.58%
• 6M: 0.69%
• 1Y: 5.55%
• 3Y*: —
• 5Y*: —
• 10Y*: —

IUSB

• 1D: 0.13%
• 1M: 0.26%
• YTD: 0.56%
• 6M: 0.63%
• 1Y: 5.05%
• 3Y*: 4.56%
• 5Y*: 0.47%
• 10Y*: 1.97%

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

TCPB vs. IUSB - Yearly Performance Comparison

	2026 (YTD)	2025
TCPB Thrivent Core Plus Bond ETF	0.58%	6.30%
IUSB iShares Core Universal USD Bond ETF	0.56%	6.43%

Correlation

The correlation between TCPB and IUSB is 0.90, 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	0.90
Correlation (All Time) Calculated using the full available price history since Feb 20, 2025	0.92

The correlation between TCPB and IUSB has been stable across timeframes, ranging from 0.90 to 0.92 - a consistent structural relationship.

Return for Risk

TCPB vs. IUSB — Risk / Return Rank

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

TCPB

TCPB Risk / Return Rank: 40
TCPB Sharpe Ratio Rank: 39
TCPB Sortino Ratio Rank: 41
TCPB Omega Ratio Rank: 40
TCPB Calmar Ratio Rank: 43
TCPB Martin Ratio Rank: 40

IUSB

IUSB Risk / Return Rank: 41
IUSB Sharpe Ratio Rank: 41
IUSB Sortino Ratio Rank: 43
IUSB Omega Ratio Rank: 39
IUSB Calmar Ratio Rank: 41
IUSB Martin Ratio Rank: 39

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.

TCPB vs. IUSB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Thrivent Core Plus Bond ETF (TCPB) and iShares Core Universal USD Bond ETF (IUSB). 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.

	TCPB	IUSB	Difference
Sharpe ratio: Return per unit of total volatility	1.37	1.42	-0.05
Sortino ratio: Return per unit of downside risk	2.04	2.11	-0.06
Omega ratio: Gain probability vs. loss probability	1.25	1.25	0.00
Calmar ratio: Return relative to maximum drawdown	2.04	2.01	+0.03
Martin ratio: Return relative to average drawdown	6.12	6.08	+0.04
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TCPB vs. IUSB - Sharpe Ratio Comparison

The current TCPB Sharpe Ratio is 1.37, which is comparable to the IUSB Sharpe Ratio of 1.42. The chart below compares the historical Sharpe Ratios of TCPB and IUSB, 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

	TCPB	IUSB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.37	1.42	-0.05
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.08	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.39	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.20	0.46	+0.74

Drawdowns

TCPB vs. IUSB - Drawdown Comparison

The maximum TCPB drawdown since its inception was -2.74%, smaller than the maximum IUSB drawdown of -17.90%. Use the drawdown chart below to compare losses from any high point for TCPB and IUSB.

Drawdown Indicators

	TCPB	IUSB	Difference
Max Drawdown Largest peak-to-trough decline	-2.74%	-17.90%	+15.16%
Max Drawdown (1Y) Largest decline over 1 year	-2.74%	-2.53%	-0.21%
Max Drawdown (3Y) Largest decline over 3 years	—	-5.82%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-17.87%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-17.90%	—
Current Drawdown Current decline from peak	-1.19%	-1.20%	+0.01%
Average Drawdown Average peak-to-trough decline	-0.80%	-3.59%	+2.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.91%	0.83%	+0.08%

Volatility

TCPB vs. IUSB - Volatility Comparison

Thrivent Core Plus Bond ETF (TCPB) has a higher volatility of 1.36% compared to iShares Core Universal USD Bond ETF (IUSB) at 1.24%. This indicates that TCPB's price experiences larger fluctuations and is considered to be riskier than IUSB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TCPB	IUSB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.36%	1.24%	+0.12%
Volatility (6M) Calculated over the trailing 6-month period	2.66%	2.62%	+0.04%
Volatility (1Y) Calculated over the trailing 1-year period	4.10%	3.62%	+0.48%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.44%	5.79%	-1.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.44%	5.04%	-0.60%

TCPB vs. IUSB - Expense Ratio Comparison

TCPB has a 0.39% expense ratio, which is higher than IUSB's 0.06% expense ratio.

Dividends

TCPB vs. IUSB - Dividend Comparison

TCPB's dividend yield for the trailing twelve months is around 4.77%, more than IUSB's 4.23% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IUSB iShares Core Universal USD Bond ETF	4.23%	4.17%	4.04%	3.46%	2.53%	1.74%	2.68%	3.04%	2.98%	2.56%	2.60%	1.95%
TCPB Thrivent Core Plus Bond ETF	4.77%	3.85%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both TCPB and IUSB in my portfolio?

With a correlation of 0.90, TCPB and IUSB move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, TCPB or IUSB?

TCPB has higher volatility (1.36%) compared to IUSB (1.24%). In terms of maximum drawdown, TCPB dropped -2.74% vs IUSB's -17.90%.

Which ETF is better, TCPB or IUSB?

On 1-year performance, TCPB leads with 5.55% vs 5.05% for IUSB. On fees, IUSB is cheaper at 0.06% per year. On volatility, IUSB has been the lower-risk option at 1.24%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TCPB or IUSB?

Over the 1-year period, TCPB has performed better with a 5.55% return vs 5.05%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TCPB or IUSB?

IUSB is cheaper with a 0.06% expense ratio, compared with 0.39% for TCPB.

Which ETF pays a higher dividend yield, TCPB or IUSB?

TCPB has the higher dividend yield at 4.77%, compared with 4.23% for IUSB.

What is the main difference between TCPB and IUSB?

They also come from different issuers: Thrivent and iShares. Their fees differ too: 0.39% for TCPB and 0.06% for IUSB.

Which has better risk-adjusted returns?

IUSB currently has the higher Sharpe Ratio (1.42 vs 1.37), 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.