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BMO Aggregate Bond Index ETF (ZAG.TO) ETF Analysis

ZAG.TO

Expense ratio 0.09% Yield 3.51% Assets CA$12.92B Since January 19, 2010 Family BMO Asset Management Inc

Last Updated: October 21, 2026

CA$13.45

+CA$0.03 (+0.22%)

October 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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ZAG.TO Annualized Returns

With dividends reinvested · as of October 21, 2026

Period	Total return	Annualized	CA$100 becomes	CA$300 becomes
1 year	−0.97%	−0.97%	CA$99.03	CA$297.10
3 years	+16.15%	+5.12%	CA$116.15	CA$348.45
5 years	+2.76%	+0.55%	CA$102.76	CA$308.29
10 years	+13.82%	+1.30%	CA$113.82	CA$341.45

Returns are total returns computed from daily closes, with dividends reinvested. As of October 21, 2026.

ZAG.TO Return by Calendar Year

2016 and 2026 are partial years

+8.34%−11.60%+0.11%

2016*2017201820192020202120222023202420252026*

View as table ↓View as chart ↑

Year	Return
2026 (partial year)	+0.11%
2025	+2.25%
2024	+4.48%
2023	+6.08%
2022	−11.60%
2021	−2.60%
2020	+8.34%
2019	+6.84%
2018	+1.12%
2017	+2.45%
2016 (partial year)	−3.39%

ZAG.TO Monthly Returns

−4%+5%

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2026	+0.6	+1.5	−2.1	+0.1	+1.5	+0.4	−1.3	−0.4	−1.4	+1.1	—	—
2025	+0.9	+1.0	−0.2	−0.6	−0.1	+0.1	−1.2	+0.7	+1.7	+0.7	+0.4	−1.4
2024	−1.4	−0.3	+0.5	−2.1	+1.7	+1.3	+2.1	+0.7	+1.7	−0.9	+1.6	−0.4
2023	+2.8	−2.0	+2.3	+0.9	−1.7	+0.1	−1.1	−0.3	−3.0	+0.4	+4.3	+3.5
2022	−3.6	−0.7	−3.1	−3.4	−0.0	−2.1	+3.9	−2.8	−0.7	−0.7	+2.7	−1.4
2021	−1.1	−2.7	−1.4	+0.1	+0.6	+1.0	+1.1	−0.3	−1.4	−1.1	+0.6	+1.9
2020	+2.7	+0.5	−2.9	+4.7	+0.5	+1.7	+1.4	−1.3	+0.3	−0.8	+1.1	+0.4
2019	+1.0	+0.4	+2.3	−0.1	+1.6	+1.1	+0.0	+2.1	−0.9	−0.3	+0.6	−1.0
2018	−1.2	+0.1	+1.1	−1.1	+0.6	+0.9	−1.1	+1.0	−1.1	−0.8	+1.0	+1.6
2017	−0.2	+0.8	+0.4	+1.5	+0.7	−1.0	−2.2	+1.4	−1.3	+1.5	+0.8	−0.1

Monthly total returns with dividends reinvested; each cell prints its signed value.

ZAG.TO Volatility & Risk

Volatility: 10 yrs · Beta: 3 yrs

Annualized volatility: 7.13%
Beta (3y): 1.00
Best year: +8.34%
Worst year: −11.60%

Volatility is the annualized standard deviation of daily returns. As of October 21, 2026.

Analysis

Data-derived

Fund Overview

BMO Aggregate Bond Index ETF (ZAG.TO) is an exchange-traded fund. Total net assets stand at CA$12.92B. The expense ratio is 0.09%. On a CA$10,000 position that is CA$9.00 a year. BMO Asset Management Inc is the fund family on file. The inception date on file is January 19, 2010.

Performance Analysis

ZAG.TO last closed at CA$13.45 on October 21, 2026. Over the trailing twelve months the total return is −0.97%. Across 10 years the annualized return works out at +1.30%. The trailing distribution yield is 3.51%.

So far in 2026 the total return is +0.11%. The strongest complete calendar year on file is 2020 at +8.34%; the weakest is 2022 at −11.60%. Of the 9 complete calendar years on file, 7 finished higher.

Price & Risk Profile

The 52-week range on file runs from CA$13.28 to CA$14.11. The latest close sits 1.28% above that 52-week low. Annualized volatility over the trailing 10 years is 7.13%. The reported beta is 1. The volatility figure is calculated from the stored daily closes, the same series the charts on this page use.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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