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Case Study: Susquehanna Securities – US Listed Equity Derivatives Share, 2014-2023

In this brief 6-page, 6-exhibit case study teaser, Alphacution presents its estimates for the overall market share of US listed equity derivatives volume represented by Susquehanna Securities, the affiliate of legendary options trading powerhouse, Susquehanna International Group (SIG), that’s home to the group’s US market making operation. This report is presented in the context of Alphacution’s forthcoming case study on option market makers’ share of US listed equity derivatives which will include Alphacution’s market share estimates for Citadel Securities, Optiver...

IMC Overtakes SIG – Part II

With this update to the Feb 2023 Feed post, "IMC Overtakes SIG," Alphacution proposes that the battle between IMC Financial Markets and Susquehanna International Group (SIG) in US option wholesale market making represents more than meets the eye...

PFOF Pfizzles, Crypto Sizzles

Alphacution provides additional evidence - via Robinhood - that option order routing revenue, the primary source of PFOF, is being negatively impacted by retail adoption of 0DTE option trading - as well as emerging indications of a resurgence in crypto trading...

Public.com Enters The Option Fray, With A Twist

Public.com - the emerging retail brokerage platform that actually appears to be trying to "democratize finance" rather than merely pay lip service to the concept - launched option trading functionality in Dec 2023 with a brokerage model that is unique relative to all other retail brokerages. Alphacution provides context and exposes some fascinating details...

Weekly Options Cannibalize PFOF

With latest data in hand, Alphacution shows that the zero-day option (0DTE) phenomenon has contributed to long-term declines in aggregate payment for order flow (PFOF) levels thereby causing a ripple of subtle and not-so-subtle impacts in the market ecosystem...

The Mania Market And The Emotional Money

For the longest time, the use of technology gradually removed excess costs and other inefficiencies from financial markets. This evolution wasn't just about speed, although that was a key element. And then advanced quantitative trading techniques, social media techniques, and mobile-first technologies converged. This is Alphacution's view on what's happened since and what that means for the road ahead...
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