VANGUARD MORTGAGE-BACKED SECURITIES INDEX FUND ETF SHARES

Symbol: VMBS

Exchange: NASDAQ

Sector: N/A

Category: Government Mortgage-Backed Bond

Inception Date: 19/11/2009

Latest Date: 02/04/2026

Current Price: $46.93

Expense Ratio: 0.03%

Assets Under Management
$16.9B
0.23% daily change

Period Performance

Adjusted cumulative ETF performance normalized to the first available adjusted price of the selected period.

Adjusted Return
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Performance Metrics

Return

-1.07%

Volatility

6.46%

Sharpe Ratio

-2.290

VaR 95%

-0.80%

CVaR 95%: -0.85%
Max Drawdown: -2.22%
Sortino Ratio: -3.454
Calmar Ratio: -5.04
Return

0.16%

Volatility

4.89%

Sharpe Ratio

-0.610

VaR 95%

-0.51%

CVaR 95%: -0.69%
Max Drawdown: -2.85%
Sortino Ratio: -0.827
Calmar Ratio: 0.23
Return

1.19%

Volatility

4.15%

Sharpe Ratio

-0.292

VaR 95%

-0.40%

CVaR 95%: -0.62%
Max Drawdown: -2.85%
Sortino Ratio: -0.392
Calmar Ratio: 0.85
Return

5.27%

Volatility

5.02%

Sharpe Ratio

0.332

VaR 95%

-0.52%

CVaR 95%: -0.73%
Max Drawdown: -3.00%
Sortino Ratio: 0.469
Calmar Ratio: 1.76
Return

12.10%

Volatility

5.41%

Sharpe Ratio

0.420

VaR 95%

-0.53%

CVaR 95%: -0.76%
Max Drawdown: -4.80%
Sortino Ratio: 0.624
Calmar Ratio: 1.23
Return

13.00%

Volatility

6.42%

Sharpe Ratio

0.085

VaR 95%

-0.69%

CVaR 95%: -0.89%
Max Drawdown: -8.54%
Sortino Ratio: 0.130
Calmar Ratio: 0.49

Daily Returns for Period 12M

Daily simple returns calculated over the official metric window from the same adjusted price series used in the chart: 02/04/2025 - 02/04/2026.

Methodology: adjusted prices + daily simple return
Average Daily Return

0.021%

Best Day

1.173%

14/04/2025
Worst Day

-1.352%

07/04/2025
Days with Data

251

Recent Price History (Last 90 Days)

Date Open High Low Close Volume
02/04/2026 $46.82 $46.94 $46.70 $46.93 1,516,300
01/04/2026 $46.84 $46.91 $46.77 $46.83 3,263,000
31/03/2026 $46.97 $47.04 $46.90 $46.95 1,888,700
30/03/2026 $46.87 $46.95 $46.82 $46.85 1,146,500
27/03/2026 $46.43 $46.63 $46.38 $46.56 3,093,600
26/03/2026 $46.76 $46.81 $46.50 $46.50 1,657,900
25/03/2026 $46.85 $46.90 $46.77 $46.89 1,305,800
24/03/2026 $46.58 $46.76 $46.54 $46.61 1,526,400
23/03/2026 $46.72 $46.91 $46.65 $46.77 2,287,600
20/03/2026 $46.83 $46.84 $46.56 $46.58 2,513,200