For Subscribers

Under 100 Milliseconds

Imagine what can be accomplished in under 100 milliseconds? All market makers know the answer to this question. It's just that those answers are rarely lying around in plain sight. Well, it turns out - based on some additional modeling Alphacution did on Citadel Securities - at least some of those answers are actually lying around in plain sight...

By |2023-04-27T09:24:36-04:00April 26th, 2023|For Subscribers|

Retail Equity Flow Acquisition Costs: Heart of the ‘Price Improvement’ Mechanism – Part IV (Conclusion)

In the conclusion to Parts I, II, and III of this series, Alphacution assembles its findings in terms of total retail equity order flow 'acquisition costs'; some insights into the wholesaler strategy behind why they pay these costs; and a simplified recommendation to the SEC...

By |2023-04-13T00:03:48-04:00April 12th, 2023|For Subscribers|

Billions of Odd Lots: Heart of the “Price Improvement” Mechanism – Part III

In a continuation from Parts I and II of this series, Alphacution presents a 20-chart walk through the remaining steps it needed to estimate the net price improvement value of odd lot shares - and thus, the total NPIV for all retail order size categories related to wholesale equity market maker, Citadel Securities, over the period 2020 - 2022...

By |2023-03-29T23:46:51-04:00March 29th, 2023|For Subscribers|

Heart of the “Price Improvement” Mechanism – Part I

Given the approaching timing of the SEC's proposed overhaul of US equity market structure, Alphacution takes its analysis of 605 data to a new level with this one (using Citadel Securities as the initial example). Nearly four years of monthly price improvement rates per share and net price improvement values by order size and order type categories are among the highlights here...

By |2023-03-10T22:27:39-05:00March 9th, 2023|For Subscribers|