The world & fintwit lost a gentleman and father of 6 over the weekend. I got to know Shawn via Twitter. I connected him to Tina with whom he worked for years now. I'll let her tell you more. If you can chip in for the kids: gofund.me/f3b416bec

. Databento Is there a way to get values for SPX or other underlying indices through the OPRA options subscription (or any other subscription)?

Anybody who retweets and contributes to getting me above the 20K line will get +20% sharpe in 2026. No exceptions.

Reading today's moontower by Kris , in which he talks about (among other things) one-touch pricing as being roughly twice the delta of the vanilla. I was recently looking at some Kalshi bets and concluded just based on observation that this probably breaks down as

I'm very happy with DataBento options data. Feels like I'm getting quite a lot for my subscription.

Just realized that when Dumbledore said “Nitwit, oddment, blubber, tweak” at the end of his speech, he was probably just manipulating some Kalshi market titled “will Dumbledore say ____”

Describing a complicated transaction and labeling the parties to it with single letters is a recipe for unending confusion. P transferred stock in S to T in exchange for stock in T's subsidiary R, only to then exchange R for voting stock in Q (acquired from J, pursuant to an

Thank you to Public for not joining the sports betting money grab.

Whenever I sneeze, my dog jumps on top of me and plasters herself to my face. Anyone else's dog do this?

I have the flu, so I'm sleeping a lot. I woke up at 9:30 AM to turn on my trading program, then went back to sleep. The program has an alarm that sounds if it crashes. Apparently it did so about 10 minutes later, and I slept through it, but not before it purchased just about

Red, sell to prop trading firm for 45 million, press button

6 months ago, a tax attorney made an offhand comment, and I just couldn't let it go. I was watching a webinar on seeding an ETF in-kind via Section 351 transfer, and one of the attorneys casually mentioned the step-transaction doctrine. And I just got really curious about how it

Very saddened to hear of the passing of John C. Hull, whose book Options, Futures and Other Derivative Securities was a foundational text in finance. I purchased the second edition (the first of many editions I would buy) in a mall bookstore decades ago. Liar’s Poker showed me

It's wild how much adverse selection is a thing when you get down to minute-or-less timeframes.

One of my finance-saying pet peeves is "You buy insurance for everything else in life, why not buy insurance on your portfolio?" I saw this again recently, so here are my two cents: (If you are the person who just posted this saying, note that I mean this in a friendly way)

Ryan Scott (Horse) napoleon Real edges have capacity limits. It makes no sense to say both “I am trading small edges that institutions don’t bother with” and simultaneously “I can sell this edge to hundreds or thousands of people and they will all be able to trade it profitably”.

I'm pumped for this tax drama!

In 2001, Haim Saban sold the Fox Family Channel to Disney for $5.3 billion. His attorney introduced him to a Seattle firm that knew how to handle the resulting tax bill. At its peak, the firm, Quellos, managed $25 billion on behalf of clients. Its tax solution, POINT,