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ISIN
US78464A6495
CUSIP
78464A649
Inception Date
May 23, 2007
Region
North America (U.S.)
Leveraged
1x (No leverage)
Index Tracked
Bloomberg U.S. Aggregate Bond Index
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$10B

Share Price Chart


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Performance

SPAB Performance Chart

SPDR Portfolio Aggregate Bond ETF (SPAB) is up 0.3% since the beginning of the year. SPAB is currently trading at $25 per share. Investors who bought $1,000 worth of SPAB shares 5 years ago would now be looking at an investment worth $1,004.


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S&P 500 Index

Returns By Period

SPDR Portfolio Aggregate Bond ETF (SPAB) has returned 0.29% so far this year and 5.24% over the past 12 months. Over the last ten years, SPAB has returned 1.54% per year, falling short of the S&P 500 Index benchmark, which averaged 13.66% annually.


SPDR Portfolio Aggregate Bond ETF

1D
-0.12%
1M
0.31%
YTD
0.29%
6M
0.14%
1Y
5.24%
3Y*
3.93%
5Y*
0.07%
10Y*
1.54%

Benchmark (S&P 500 Index)

1D
-0.74%
1M
4.90%
YTD
10.35%
6M
10.28%
1Y
26.52%
3Y*
20.83%
5Y*
12.30%
10Y*
13.66%
*Multi-year figures are annualized to reflect compound growth (CAGR)

SPAB Monthly Returns History

Based on dividend-adjusted daily data since May 30, 2007, SPAB's average daily return is +0.01%, while the average monthly return is +0.26%. At this rate, an investment would double in approximately 22.2 years.

Historically, 61% of months were positive and 39% were negative. The best month was Nov 2023 with a return of +4.7%, while the worst month was Sep 2022 at -4.3%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 6 months.

On a daily basis, SPAB closed higher 51% of trading days. The best single day was Oct 13, 2008 with a return of +6.5%, while the worst single day was Oct 10, 2008 at -8.0%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.27%1.64%-1.75%0.07%0.30%-0.20%0.29%
20250.64%2.23%0.00%0.37%-0.69%1.57%-0.30%1.21%1.08%0.68%0.64%-0.36%7.25%
2024-0.27%-1.35%0.83%-2.42%1.75%0.93%2.28%1.50%1.33%-2.57%1.20%-1.80%1.25%
20233.30%-2.68%2.60%0.54%-1.06%-0.32%-0.08%-0.66%-2.51%-1.59%4.69%3.53%5.56%
2022-2.03%-1.07%-2.87%-3.78%0.72%-1.60%2.60%-2.99%-4.28%-1.19%3.67%-0.74%-13.04%
2021-0.75%-1.53%-1.12%0.73%0.25%0.78%1.11%-0.13%-0.99%0.00%0.23%-0.33%-1.77%

Benchmark Metrics

SPDR Portfolio Aggregate Bond ETF has an annualized alpha of 3.27%, beta of 0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since May 31, 2007.

  • This ETF participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (11.36%) than losses (3.17%) - typical of diversified or defensive assets.
  • Beta of 0.00 may look defensive, but with R2 of 0.00 this ETF is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
  • R2 of 0.00 means this ETF moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
3.27%
Beta
0.00
0.00
Upside Capture
11.36%
Downside Capture
3.17%

Expense Ratio

SPAB has an expense ratio of 0.03%, which is considered low.


Return for Risk

Risk / Return Rank

SPAB ranks 40 for risk / return — below 40% of ETFs on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.


SPAB Risk / Return Rank: 4040
Overall Rank
SPAB Sharpe Ratio Rank: 4040
Sharpe Ratio Rank
SPAB Sortino Ratio Rank: 4242
Sortino Ratio Rank
SPAB Omega Ratio Rank: 3939
Omega Ratio Rank
SPAB Calmar Ratio Rank: 3939
Calmar Ratio Rank
SPAB Martin Ratio Rank: 3838
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for SPDR Portfolio Aggregate Bond ETF (SPAB) and compare them to S&P 500 Index.


SPABBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.85

Sortino ratioReturn per unit of downside risk

-0.96

Omega ratioGain probability vs. loss probability

1.25

1.41

-0.16

Calmar ratioReturn relative to maximum drawdown

1.92

2.93

-1.01

Martin ratioReturn relative to average drawdown

5.72

13.52

-7.80

Dividends

Dividend History

SPDR Portfolio Aggregate Bond ETF provided a 4.05% dividend yield over the last twelve months, with an annual payout of $1.03 per share. The fund has been increasing its distributions for 4 consecutive years.


2.00%2.50%3.00%3.50%4.00%$0.00$0.20$0.40$0.60$0.80$1.0020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$1.03$1.02$0.96$0.86$0.65$0.62$0.75$0.86$0.83$0.77$0.75$0.74

Dividend yield

4.05%3.97%3.86%3.34%2.59%2.11%2.43%2.92%2.96%2.67%2.63%2.59%

Monthly Dividends

The table displays the monthly dividend distributions for SPDR Portfolio Aggregate Bond ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.08$0.08$0.09$0.09$0.09$0.43
2025$0.00$0.09$0.08$0.08$0.08$0.09$0.08$0.09$0.09$0.08$0.09$0.18$1.02
2024$0.00$0.08$0.08$0.08$0.08$0.08$0.08$0.08$0.08$0.08$0.08$0.16$0.96
2023$0.00$0.06$0.06$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.08$0.16$0.86
2022$0.00$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.06$0.12$0.65
2021$0.00$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.10$0.62

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the SPDR Portfolio Aggregate Bond ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the SPDR Portfolio Aggregate Bond ETF was 18.56%, occurring on Oct 20, 2022. The portfolio has not yet recovered.

The current SPDR Portfolio Aggregate Bond ETF drawdown is 2.27%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-18.56%Oct 2022
2y 2mo
5y 10moAug 2020 - now
Financial crisis2007–2009
-13.75%Oct 2008
1mo1mo 1d
2mo 1dSep 2008 - Nov 2008
COVID crash2020
-9.41%Mar 2020
9d2mo 12d
2mo 21dMar 2020 - May 2020
Financial crisis2007–2009
-6.44%Mar 2009
1mo 18d5mo 6d
6mo 24dJan 2009 - Aug 2009
2013 pullback2013
-5.02%Sep 2013
4mo 6d8mo 4d
1y 5dMay 2013 - May 2014

Drawdown Indicators


SPABBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-18.56%

-56.78%

+38.22%

Max Drawdown (1Y)

Largest decline over 1 year

-2.74%

-9.10%

+6.36%

Max Drawdown (3Y)

Largest decline over 3 years

-6.08%

-18.90%

+12.82%

Max Drawdown (5Y)

Largest decline over 5 years

-17.96%

-25.43%

+7.47%

Max Drawdown (10Y)

Largest decline over 10 years

-18.56%

-33.92%

+15.36%

Current Drawdown

Current decline from peak

-2.27%

-0.74%

-1.53%

Average Drawdown

Average peak-to-trough decline

-3.08%

-10.72%

+7.64%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.92%

1.97%

-1.05%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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