slop

3 months ago

Merriam-Webster’s Word of the Year for 2025 is “slop”. First of all, what a difference a year makes. In late 2024, my…

Pricing 0dte’s

3 months ago

On the last day of November, Kevin bought a bunch of cheap SPY options about 10 minutes to the close and scored.…

The Coastline Paradox in Financial Markets

3 months ago

I started researching/writing this post about a month ago. It took a strange arc. It began with me wondering about…

Positive delta puts

3 months ago

Yesterday in “trader” is a uselessly broad term, I boosted several of Euan Sinclair’s insights about option trading. I saved one…

Memorable sections from Casey Handmer on Dwarkesh

3 months ago

Casey Handmer on Energy, Solar, and the Future of Civilization Dwarkesh Patel podcast On this episode, Casey Handmer (Caltech PhD, former NASA…

Moontower #297

3 months ago

Friends, A message for the 6th year in a row: As always around the holidays, Moontower is taking the next…

how reading moontower makes people feel

4 months ago

In a recent survey, I asked: Don't think too hard about this one...in a word or phrase, how does reading…

the middle class is no place to stay

4 months ago

If you are on X or just do a lot of investment-reading online, you are quite aware of the “$140k…

Moontower #296

4 months ago

Friends, If you are on X or just do a lot of investment-reading online, you are quite aware of the…

Moontower Binomial Tree Explainer

4 months ago

Last week, in American options are not vanilla, we covered not only the concept of early exercise for American options, but…