S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
First tracked pre-IPO filing for this issuer.
Common · Exchange Nasdaq · Ticker IRRX · Warrants to purchase Common Stock included in resale shares · Flags warrants
Integrated Rail & Resources Inc. (formerly Uinta Infrastructure Group Corp.) is conducting an S-1 registration for a public offering of up to [ ] shares of common stock, with a potential resale component by selling shareholders. The filing highlights the company's status as an emerging growth company and smaller reporting company, with plans to list on Nasdaq under the symbol 'IRRX.' The offering includes a resale prospectus for 16,260,560 shares, subject to Nasdaq approval. The company emphasizes the speculative nature of the investment and risks related to market volatility, lack of public trading history, and reliance on underwriters.
2026-04-08 · 0001213900-26-041196
DRS
filed
Draft registration statement
Draft registration filed confidentially before the public launch.
Begins the tracked draft filing sequence after EFFECT.
Integrated Rail & Resources Inc. (formerly Uinta Infrastructure Group Corp.) has submitted a Draft Registration Statement (DRS) for a potential public offering of up to [ ] shares of common stock, with a separate resale prospectus for existing shares. The filing indicates the company intends to list on the NYSE American under the symbol 'IRRX,' though no assurance is given for approval. The company is classified as a smaller reporting company and emerging growth company, leveraging scaled disclosure and reduced reporting requirements.
2026-01-30 · 0001213900-26-010327
EFFECT
effective
SEC effectiveness notice
SEC declared the registration statement effective, allowing the offering to proceed.
First tracked pre-IPO filing for this issuer.
The current filing is a Form S-4 for Uinta Infrastructure Group Corp. and Tar Sands Holdings II, LLC, indicating a securities registration statement. The filing became effective on June 6, 2025, but does not explicitly reference Integrated Rail & Resources Inc. The document appears to contain standard SEC formatting without additional substantive details.
2025-06-06 · 9999999995-25-001854
424B3
priced
Final prospectus
Final prospectus filed near launch with final deal terms.
Follows S-4/A and confirms the priced prospectus.
2025-06-06 · 0001213900-25-052247
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-05-30 · 0001213900-25-049518
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-05-27 · 0001213900-25-047822
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-05-09 · 0001213900-25-041570
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-05-01 · 0001213900-25-038567
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-04-25 · 0001213900-25-035660
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-04-10 · 0001213900-25-030717
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-03-24 · 0001013762-25-001698
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
2025-02-07 · 0001213900-25-011144
S-4/A
amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4 filing.
2024-11-21 · 0001213900-24-100827
S-4
filed
S-4
Pre-IPO filing captured from the SEC submission timeline.
First tracked pre-IPO filing for this issuer.
2024-11-12 · 0001213900-24-096950