The Digest.

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Susquehanna International Group summaries

Every long episode from Susquehanna International Group, read in minutes: the key takeaways, the chapters, and a digest of the whole conversation. At Susquehanna, we approach quantitative finance with a deep commitment to scientific rigor and innovation. Our research leverages vast and diverse datasets, applying cutting-edge machine learning to uncover actionable insights and driving data-informed decisions from predictive …

Option Pricing Explained | No Arbitrage + Financial Mathematics from a Quant

Derivatives pricing hinges on the no arbitrage axiom, enabling calculations via risk-neutral probabilities and replicating portfolios, not expected future cash flows.

February 26, 2026

Susquehanna Poker Pro turned Quant talks Poker and Trading

The video illustrates the deep connections between poker and trading, showcasing how both require critical decision-making skills and managing risk in uncertain environments.

September 22, 2025

A Quant's Perspective on the 2008 Financial Crisis

Doug Costa discusses CDOs and their role in the 2008 financial crisis, highlighting critical correlation assumptions and their implications.

August 26, 2025