My older kid is getting braces in a few weeks. Based on the expected time he has to wear them,…
By now y’all know option traders have the ATM straddle approximation burned into their retina: straddle ≈ .8 Sσ √T…
In this issue: math in the car with kids trader quick math from straddle to gamma Friends, My older kid…
The single biggest adjustment to get my head around when I crossed the chasm from equity options trading to commodity…
You can’t swing a cat these days without hitting a prediction of what AI means for humanity. Insofar as it’s…
Friends, You can’t swing a cat these days without hitting a prediction of what AI means for humanity. Insofar as…
This is what ZeroHedge posted after NVDA earnings: and now NVDA is flat. straddles were pricing in 4.4% move. options…
A reader replied enthusiastically to my 2-week-old post when logic and proportion have fallen sloppy dead giving me credit for calling that…
As I’ve shared here before, I spun up an investing class for middle and high school kids locally. I am…
In this issue: The math of investing moontower as a “bridge” Friends, The money sections are full of education today,…