Volatility Markets Can Price the Midterm Date Not the Midterm Outcome
By EC Assets · Published · Updated
Every option on the S&P 500 knows the date of the midterms. None of them knows the result.
Election day is 3 November. The calendar is settled. The balance of power in Congress is not.
Most commentary reads the volatility market as a verdict on that uncertainty. The VIX sits in the mid-teens, below its long-term median of 17.6 (Reuters). Michael Purves of Tallbacken Capital Advisors argues the curve carries no midterm premium at all.
That reading asks an option to do something it cannot.
An option prices the size of a move across a window. It has no view on direction and none on who wins. A straddle held through election night pays on the magnitude of the reaction, whichever party the surprise favours.
History points to magnitude as well. According to Capital Group, midterm years since 1970 show a median standard deviation of returns near 16%, against 13% in all other years.
And the signal is not absent. It sits in the tails. Earlier this month, Nomura's Charlie McElligott placed three-month VIX call skew in the 91st percentile (CNBC).
The level looks calm. The insurance against the level changing does not.
At EC Assets, we price the calendar and leave the result to the voters.
The date is already in the price. The decision is not.
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