Sivers Semiconductors Ab Asy. MEM Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
199.66%
decreased by 14.79%
1 Week
197.27%
decreased by 17.18%
1 Month
188.33%
decreased by 26.12%
Analysis last updated: Tuesday, July 14, 2026 at 08:12 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 18, 2014 to Jul 10, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 31% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
μ
AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.4535 | 19.10*** |
α ARCH Response to squared shocks | 0.2222 | 25.82*** |
β GARCH Volatility persistence | 0.7894 | 143.53*** |
γ leverage Additional response to negative shocks | -0.0531 | -4.40*** |
Persistence:
0.985
Half-life:
46 days
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