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State Street SPDR Portfolio Mortgage Backed Bond ETF Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:5.34% (+1.01%)
Analysis last updated: Thursday, February 12, 2026 at 10:46 PM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of State Street SPDR Portfolio Mortgage Backed Bond ETF S0GARCH
paramt-stat
ω2.84574.32
α0.16412.43
β0.725110.83
γ10.07220.42
γ20.13680.44
γ3-0.1572-0.63
γ4-0.2291-1.25
γ50.36922.17
γ6-0.4678-2.60
γ71.01066.66
γ8-1.5613-10.52
γ91.11478.99
Estimation Period:
Jan 30, 2009 to Feb 6, 2026
Impact of return on volatility tomorrow
Volatility Forecasts