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STA Open Call: Expanding the Scope of Rule 605

About this Open Call The Securities and Exchange Commission (SEC) held an Open Meeting on Wednesday, March 6, where they adopted amendments to the National Market System (NMS) stock order…

S3 Launches International TCA

08  October 2021   Austin, TX, October 7, 2021 – S3 is pleased to announce the newest tool in its suite of regulatory and trade analytics software: a Transaction Cost…