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BKLN vs. TDTT
Performance
Return for Risk
Drawdowns
Volatility
Dividends

BKLN vs. TDTT

Last updated Jun 5, 2026

BKLN (Invesco Senior Loan ETF) and TDTT (FlexShares iBoxx 3-Year Target Duration TIPS Index Fund) are both exchange-traded funds - BKLN is a High Yield Bonds fund tracking the S&P/LSTA U.S. Leveraged Loan 100 Index, while TDTT is a Inflation-Protected Bonds fund tracking the iBoxx 3-Year Target Duration TIPS. Both are passively managed. Over the past 10 years, BKLN returned 4.26%/yr vs 3.10%/yr for TDTT. At a 0.08 correlation, their price movements are largely independent. BKLN charges 0.65%/yr vs 0.18%/yr for TDTT.

Performance

BKLN vs. TDTT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Senior Loan ETF (BKLN) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, BKLN achieves a 0.16% return, which is significantly lower than TDTT's 1.76% return. Over the past 10 years, BKLN has outperformed TDTT with an annualized return of 4.26%, while TDTT has yielded a comparatively lower 3.10% annualized return.

BKLN

1D
-0.05%
1M
-0.14%
YTD
0.16%
6M
0.89%
1Y
4.75%
3Y*
7.72%
5Y*
5.14%
10Y*
4.26%

TDTT

1D
-0.04%
1M
-0.02%
YTD
1.76%
6M
1.79%
1Y
4.44%
3Y*
4.93%
5Y*
2.84%
10Y*
3.10%
*Multi-year figures are annualized to reflect compound growth (CAGR)

BKLN vs. TDTT - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
BKLN
Invesco Senior Loan ETF		0.16%6.88%8.21%12.53%-2.51%2.32%1.32%10.03%-1.32%2.13%
TDTT
FlexShares iBoxx 3-Year Target Duration TIPS Index Fund		1.76%6.67%3.96%4.40%-4.58%5.49%6.84%5.74%0.25%0.43%

Correlation

The correlation between BKLN and TDTT is -0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

-0.07

Correlation (3Y)
Calculated over the trailing 3-year period

0.06

Correlation (5Y)
Calculated over the trailing 5-year period

0.11

Correlation (10Y)
Calculated over the trailing 10-year period

0.10

Correlation (All Time)
Calculated using the full available price history since Sep 26, 2011

0.08

The correlation between BKLN and TDTT shifts across timeframes, from -0.07 (1 year) to 0.11 (5 years), reflecting how their relationship changes across market environments.

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Invesco Senior Loan ETF

FlexShares iBoxx 3-Year Target Duration TIPS Index Fund

Often compared with BKLN:
BKLN vs. SRLNBKLN vs. HYGBKLN vs. FLBLBKLN vs. FTSLBKLN vs. USHYBKLN vs. EFTBKLN vs. SPY
Often compared with TDTT:
TDTT vs. STIPTDTT vs. TLTETDTT vs. SPIPTDTT vs. FLTRTDTT vs. IQDFTDTT vs. VTIPTDTT vs. TIPZ

Return for Risk

BKLN vs. TDTT — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
BKLN
BKLN Risk / Return Rank: 4949
Overall Rank
BKLN Sharpe Ratio Rank: 5151
Sharpe Ratio Rank
BKLN Sortino Ratio Rank: 5454
Sortino Ratio Rank
BKLN Omega Ratio Rank: 6969
Omega Ratio Rank
BKLN Calmar Ratio Rank: 3232
Calmar Ratio Rank
BKLN Martin Ratio Rank: 3939
Martin Ratio Rank
TDTT
TDTT Risk / Return Rank: 8383
Overall Rank
TDTT Sharpe Ratio Rank: 7676
Sharpe Ratio Rank
TDTT Sortino Ratio Rank: 8989
Sortino Ratio Rank
TDTT Omega Ratio Rank: 8282
Omega Ratio Rank
TDTT Calmar Ratio Rank: 8787
Calmar Ratio Rank
TDTT Martin Ratio Rank: 8181
Martin Ratio Rank
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.

BKLN vs. TDTT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Senior Loan ETF (BKLN) and FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT). 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.

BKLNTDTTDifference
Sharpe ratioReturn per unit of total volatility
1.73
2.43

-0.70

Sortino ratioReturn per unit of downside risk
2.56
4.01

-1.45

Omega ratioGain probability vs. loss probability

1.40

1.49

-0.08

Calmar ratioReturn relative to maximum drawdown

1.55

4.93

-3.38

Martin ratioReturn relative to average drawdown

6.11

16.04

-9.92

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BKLN vs. TDTT - Sharpe Ratio Comparison

The current BKLN Sharpe Ratio is 1.73, which is comparable to the TDTT Sharpe Ratio of 2.43. The chart below compares the historical Sharpe Ratios of BKLN and TDTT, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

BKLNTDTTDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.73

2.43

-0.70

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

1.15

0.78

+0.37

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.66

0.92

-0.26

Sharpe Ratio (All Time)

Calculated using the full available price history

0.64

0.69

-0.05

Drawdowns

BKLN vs. TDTT - Drawdown Comparison

The maximum BKLN drawdown since its inception was -24.17%, which is greater than TDTT's maximum drawdown of -6.97%. Use the drawdown chart below to compare losses from any high point for BKLN and TDTT.

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Drawdown Indicators

BKLNTDTTDifference

Max Drawdown

Largest peak-to-trough decline

-24.17%

-6.97%

-17.20%

Max Drawdown (1Y)

Largest decline over 1 year

-3.07%

-0.90%

-2.17%

Max Drawdown (3Y)

Largest decline over 3 years

-3.55%

-1.53%

-2.02%

Max Drawdown (5Y)

Largest decline over 5 years

-7.31%

-6.97%

-0.34%

Max Drawdown (10Y)

Largest decline over 10 years

-24.17%

-6.97%

-17.20%

Current Drawdown

Current decline from peak

-0.29%

-0.18%

-0.11%

Average Drawdown

Average peak-to-trough decline

-1.09%

-1.60%

+0.51%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.78%

0.28%

+0.50%

Volatility

BKLN vs. TDTT - Volatility Comparison

The current volatility for Invesco Senior Loan ETF (BKLN) is 0.42%, while FlexShares iBoxx 3-Year Target Duration TIPS Index Fund (TDTT) has a volatility of 0.45%. This indicates that BKLN experiences smaller price fluctuations and is considered to be less risky than TDTT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

BKLNTDTTDifference

Volatility (1M)

Calculated over the trailing 1-month period

0.42%

0.45%

-0.03%

Volatility (6M)

Calculated over the trailing 6-month period

2.52%

1.21%

+1.31%

Volatility (1Y)

Calculated over the trailing 1-year period

2.75%

1.84%

+0.91%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

4.47%

3.67%

+0.80%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

6.43%

3.38%

+3.05%

BKLN vs. TDTT - Expense Ratio Comparison

BKLN has a 0.65% expense ratio, which is higher than TDTT's 0.18% expense ratio.

Dividends

BKLN vs. TDTT - Dividend Comparison

BKLN's dividend yield for the trailing twelve months is around 6.62%, more than TDTT's 4.55% yield.

PositionTTM20252024202320222021202020192018201720162015
BKLN
Invesco Senior Loan ETF		6.62%6.95%8.41%8.59%4.93%3.11%3.56%4.86%4.52%3.50%4.54%4.12%
TDTT
FlexShares iBoxx 3-Year Target Duration TIPS Index Fund		4.55%4.52%4.01%3.88%6.97%4.53%1.15%1.91%2.48%1.88%1.01%0.00%

Frequently Asked Questions

BKLN and TDTT have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

TDTT has higher volatility (0.45%) compared to BKLN (0.42%). In terms of maximum drawdown, BKLN dropped -24.17% vs TDTT's -6.97%.

On 10-year performance, BKLN leads with 4.26% vs 3.10% for TDTT. On fees, TDTT is cheaper at 0.18% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 10-year period, BKLN has performed better with a 4.26% return vs 3.10%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

TDTT is cheaper with a 0.18% expense ratio, compared with 0.65% for BKLN.

BKLN has the higher dividend yield at 6.62%, compared with 4.55% for TDTT.

BKLN is categorized as High Yield Bonds, while TDTT is Inflation-Protected Bonds. BKLN tracks S&P/LSTA U.S. Leveraged Loan 100 Index, while TDTT tracks iBoxx 3-Year Target Duration TIPS. They also come from different issuers: Invesco and Northern Trust. Their fees differ too: 0.65% for BKLN and 0.18% for TDTT.

TDTT currently has the higher Sharpe Ratio (2.43 vs 1.73), 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.

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