Table of Contents As filed with the Securities and Exchange Commission on February 4, 2026 Registration No. 333-292822 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Clear Street Group Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 6211 86-2376416 (State or Other Jurisdiction of Incorporation or Organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Emplo ...

As filed with the Securities and Exchange Commission on January 26, 2026 Registration No. 333-292822 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Clear Street Group Inc. (Exact Name of Registrant as Specified in Its Charter) (State or Other Jurisdiction of Incorporation or Organization) Delaware 6211 86-2376416 (Primary Standard Industrial Classification Code Number) 150 Greenwich Street, 45th Floo ...

Core Insights - Donovan Jones is an IPO research specialist with 15 years of experience analyzing investment opportunities for U.S. IPOs [1] - He leads the investing group IPO Edge, which provides actionable information on growth stocks through various resources [1] Group 1 - IPO Edge offers first-look IPO filings, previews on upcoming IPOs, an IPO calendar, a database of U.S. IPOs, and a guide to IPO investing [1] - The guide walks investors through the entire IPO lifecycle, including filing, listing, quiet period, and lockup expiration dates [1]

Table of Contents As filed with the Securities and Exchange Commission on January 20, 2026 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Clear Street Group Inc. (Exact Name of Registrant as Specified in Its Charter) (State or Other Jurisdiction of Incorporation or Organization) (Primary Standard Industrial Classification Code Number) Delaware 6211 86-2376416 (I.R.S. Employer Identification Number) 150 Greenwich Street ...

UNDER THE SECURITIES ACT OF 1933 Clear Street Group Inc. (Exact Name of Registrant as Specified in Its Charter) Table of Contents As filed with the Securities and Exchange Commission on January 20, 2026 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT (State or Other Jurisdiction of Incorporation or Organization) (Primary Standard Industrial Classification Code Number) Delaware 6211 86-2376416 (I.R.S. Employer Identification Number) 150 Greenwich Street ...