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VAB.TO vs. TLTW
Performance
Return for Risk
Dividends
Drawdowns
Volatility

VAB.TO vs. TLTW

Last updated Apr 1, 2026

Compare and contrast key facts about Vanguard Canadian Aggregate Bond Index ETF (VAB.TO) and iShares 20+ Year Treasury Bond BuyWrite Strategy ETF (TLTW).

VAB.TO and TLTW are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. VAB.TO is a passively managed fund by Vanguard that tracks the performance of the Bloomberg Global Aggregate Canadian Float Adjusted Bond Index. It was launched on Nov 30, 2011. TLTW is a passively managed fund by iShares that tracks the performance of the CBOE TLT 2% OTM Buywrite Index (USD). It was launched on Jun 18, 2022. Both VAB.TO and TLTW are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

VAB.TO vs. TLTW - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in Vanguard Canadian Aggregate Bond Index ETF (VAB.TO) and iShares 20+ Year Treasury Bond BuyWrite Strategy ETF (TLTW). The values are adjusted to include any dividend payments, if applicable.

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VAB.TO vs. TLTW - Yearly Performance Comparison

2026 (YTD)2025202420232022
VAB.TO
Vanguard Canadian Aggregate Bond Index ETF		0.13%2.28%3.98%6.90%-0.93%
TLTW
iShares 20+ Year Treasury Bond BuyWrite Strategy ETF		2.81%6.25%6.22%-1.48%-7.75%
Different Trading Currencies

VAB.TO is traded in CAD, while TLTW is traded in USD. To make them comparable, the TLTW values have been converted to CAD using the latest available exchange rates.

Returns By Period

In the year-to-date period, VAB.TO achieves a 0.13% return, which is significantly lower than TLTW's 2.81% return.

VAB.TO

1D
0.26%
1M
-2.02%
YTD
0.13%
6M
-0.33%
1Y
0.57%
3Y*
3.27%
5Y*
0.52%
10Y*
1.54%

TLTW

1D
0.11%
1M
-1.06%
YTD
2.81%
6M
2.13%
1Y
3.88%
3Y*
1.66%
5Y*
—
10Y*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

Compare stocks, funds, or ETFs

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

Vanguard Canadian Aggregate Bond Index ETF

iShares 20+ Year Treasury Bond BuyWrite Strategy ETF

Often compared with VAB.TO:
VAB.TO vs. ZAG.TOVAB.TO vs. XBB.TOVAB.TO vs. XCB.TOVAB.TO vs. VFV.TOVAB.TO vs. VSB.TOVAB.TO vs. VEQT.TOVAB.TO vs. TLT
Often compared with TLTW:
TLTW vs. TLTTLTW vs. QQQTLTW vs. JEPITLTW vs. LQDWTLTW vs. SPYTLTW vs. QYLDTLTW vs. GOVT

VAB.TO vs. TLTW - Expense Ratio Comparison

VAB.TO has a 0.09% expense ratio, which is lower than TLTW's 0.35% expense ratio.

TLTW
iShares 20+ Year Treasury Bond BuyWrite Strategy ETF
VAB.TO
Vanguard Canadian Aggregate Bond Index ETF

Return for Risk

VAB.TO vs. TLTW — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
VAB.TO
VAB.TO Risk / Return Rank: 1616
Overall Rank
VAB.TO Sharpe Ratio Rank: 1515
Sharpe Ratio Rank
VAB.TO Sortino Ratio Rank: 1313
Sortino Ratio Rank
VAB.TO Omega Ratio Rank: 1313
Omega Ratio Rank
VAB.TO Calmar Ratio Rank: 1919
Calmar Ratio Rank
VAB.TO Martin Ratio Rank: 1717
Martin Ratio Rank
TLTW
TLTW Risk / Return Rank: 4848
Overall Rank
TLTW Sharpe Ratio Rank: 5050
Sharpe Ratio Rank
TLTW Sortino Ratio Rank: 4545
Sortino Ratio Rank
TLTW Omega Ratio Rank: 4242
Omega Ratio Rank
TLTW Calmar Ratio Rank: 6161
Calmar Ratio Rank
TLTW Martin Ratio Rank: 4242
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.

VAB.TO vs. TLTW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Canadian Aggregate Bond Index ETF (VAB.TO) and iShares 20+ Year Treasury Bond BuyWrite Strategy ETF (TLTW). 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.

VAB.TOTLTWDifference

Sharpe ratio

Return per unit of total volatility

0.12

0.38

-0.26

Sortino ratio

Return per unit of downside risk

0.19

0.58

-0.39

Omega ratio

Gain probability vs. loss probability

1.02

1.07

-0.05

Calmar ratio

Return relative to maximum drawdown

0.30

0.61

-0.30

Martin ratio

Return relative to average drawdown

0.62

1.29

-0.68

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

VAB.TO vs. TLTW - Sharpe Ratio Comparison

The current VAB.TO Sharpe Ratio is 0.12, which is lower than the TLTW Sharpe Ratio of 0.38. The chart below compares the historical Sharpe Ratios of VAB.TO and TLTW, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

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Sharpe Ratios by Period

VAB.TOTLTWDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

0.12

0.38

-0.26

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.08

—

—

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.24

—

—

Sharpe Ratio (All Time)

Calculated using the full available price history

0.38

0.12

+0.25

Correlation

The correlation between VAB.TO and TLTW is 0.67, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

VAB.TO vs. TLTW - Dividend Comparison

VAB.TO's dividend yield for the trailing twelve months is around 3.33%, less than TLTW's 13.66% yield.

TTM20252024202320222021202020192018201720162015
VAB.TO
Vanguard Canadian Aggregate Bond Index ETF		3.33%3.33%3.19%2.95%2.87%2.48%2.50%2.65%2.79%2.77%2.75%2.78%
TLTW
iShares 20+ Year Treasury Bond BuyWrite Strategy ETF		13.66%14.82%14.47%19.59%8.71%0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Drawdowns

VAB.TO vs. TLTW - Drawdown Comparison

The maximum VAB.TO drawdown since its inception was -18.39%, which is greater than TLTW's maximum drawdown of -15.64%. Use the drawdown chart below to compare losses from any high point for VAB.TO and TLTW.

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Drawdown Indicators

VAB.TOTLTWDifference

Max Drawdown

Largest peak-to-trough decline

-18.39%

-18.61%

+0.22%

Max Drawdown (1Y)

Largest decline over 1 year

-2.86%

-5.80%

+2.94%

Max Drawdown (5Y)

Largest decline over 5 years

-15.82%

—

—

Max Drawdown (10Y)

Largest decline over 10 years

-18.39%

—

—

Current Drawdown

Current decline from peak

-3.36%

-2.98%

-0.38%

Average Drawdown

Average peak-to-trough decline

-4.13%

-8.49%

+4.36%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.41%

2.20%

-0.79%

Volatility

VAB.TO vs. TLTW - Volatility Comparison

The current volatility for Vanguard Canadian Aggregate Bond Index ETF (VAB.TO) is 2.02%, while iShares 20+ Year Treasury Bond BuyWrite Strategy ETF (TLTW) has a volatility of 3.79%. This indicates that VAB.TO experiences smaller price fluctuations and is considered to be less risky than TLTW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

VAB.TOTLTWDifference

Volatility (1M)

Calculated over the trailing 1-month period

2.02%

3.79%

-1.77%

Volatility (6M)

Calculated over the trailing 6-month period

3.06%

6.84%

-3.78%

Volatility (1Y)

Calculated over the trailing 1-year period

4.66%

10.31%

-5.65%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

6.54%

12.01%

-5.47%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

6.46%

12.01%

-5.55%