Through an options market lens, the following text will add color to some recent market movements.
short gamma
Morgan Stanley VIX & SPX Market Gamma Update
From Zerohedge we see some nice Gamma related research from Morgan Stanley. Posted below is their note. By Chris Metli of Morgan Stanley Quantitative Derivative Solutions The March 2020 equity selloff ushered a huge volatility shock that caused unprecedented losses for short volatility strategies. The impact is likely bigger than just a one-time hit to […]
Short Gamma vs Long Gamma
As dealers were short gamma for most of August they have moved to long gamma. Below is a chart comparing their theoretical behavior in each gamma regime. You can see when dealers are short gamma and the market is falling they are trading with the market, fueling the drop. Conversely when long gamma they are […]
Starting Short Gamma – September Market Outlook
There are several catalysts in September that could cause the same volatility we saw in August. So far this morning there is appears that China Trade has made no headway and futures are around 2900. As you can see in the chart below that has the SPX & SPY markets starting short gamma and therefore […]
8/23/19 Stock Market Crash: Review of Friday Chaos
Quick review of days events through the SpotGamma model lens. Most of the notes from the 8/26/19 stock market crash are included in the graphic below. Essentially our model viewed this event as follows: Trumps Tweet about China caused a quick market drop that was compounded by dealers who were short gamma. This caused them […]
FED, TRUMP, Gamma Trap: Crazy Trading Day 8/23/19
Fed gave a speech that was “volatility dampening” at 10AM. Trump didn’t like what the Fed had to say so he started tweet-trashing the Fed and China triggering a “gamma trap“. Stock markets were just at the volatility trigger level of 2920 (black horizontal line) so the gap down flipped the trigger and dealers were […]