Month: September 2015

  • What the hell just happened – Part 2

    Part 2 (for part 1, please look here) At the beginning of part 1, I offered three theories to explain what happened on global stocks markets, culminating in the flash crash of August 24, 2015: Flash-crash induced by high-frequency traders and panic-covering of short positions in volatility products US and China mutually crashing each other’s…

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  • What the hell just happened? Part 1

    Part 1 Most of the year, the S&P 500 Index traded sideways in a narrow range (+- 3% from end of 2014). Then, suddenly, this: The German DAX-Index had been up 26% by April, but had to give up all of its gains: A measurement of expected volatility, the VIX-Index, surged to the highest level…

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