Calculating a VIX3M Style Index Back to 1990 Reveals Surprising Trends

The Cboe’s VIX® (30-day) and VIX3M (93-day) indexes enable us to quantify volatility term structures but until now, historical analyses between VIX style indexes have been limited to dates after December 2001. This post introduces the results of VIX3M style calculations back to 1990, and reviews issues and trends that were revealed. In November 2007, the Cboe introduced VIX3M, a volatility index that uses the …

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Black & Scholes for Puts/Calls in a Single Excel Cell

Sometimes an online option calculator isn’t enough and you’d like to implement the Black & Scholes (B&S) option pricing equations in Excel.  If you’re just playing around it doesn’t matter how you structure the calculation.  In fact, for clarity’s sake, it’s probably a good idea to spread out the calculation across multiple cells.  However, if you’re planning to do some serious work with multiple B&S …

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No, the VIX is Not Broken

Hardly a month goes by without some pundit trumpeting that the VIX is broken. But before you worry too much, consider some of the non-obvious characteristics of the Cboe’s Fear Gauge. First a Summary These charts list possible explanations for perceived VIX “brokenness” Complaint Market in Low Volatility State (Low Vol = 21-day std dev log returns < 10%) Market in High Volatility State VIX …

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Deciding What to do Next

Years ago I had a meeting with my manager regarding three projects that I was responsible for. Each of the projects had considerable technical problems, tight deadlines, and were short on resources. In the course of the conversation, I asked my boss what his priorities were on the projects. He said all three projects had number one priority. Aargh… Absent useful guidance from others, how …

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Goodbye VXXB, We Hardly Knew Ye

Effective May 2nd, VXXB and VXZB, Barclays’ short- and medium-term volatility funds will be renamed to VXX and VXZ.  This is a market maneuver by Barclays to recapture the brand value of the original, very successful, VXX and moderately successful VXZ products introduced in 2009.  The original products matured in January 2019 so Barclays had to create VXXB and VXZB as replacement products. However, there’s …

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