IPOGrid
0001993074
IPO filing research

Vesicor Therapeutics, Inc.

Biological Products, (No Diagnostic Substances)

ipo amended Nasdaq S-4/A

Vesicor Therapeutics, Inc. IPO research page with SEC filing history, offering status, deal terms, structured filing extracts, company news, and comparable IPO context. Latest filing: S-4/A on 2026-07-06. Current deal snapshot: exchange Nasdaq.

Filing Timeline

SEC EDGAR
S-4/A amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
Common Stock · Exchange NASDAQ · Use of proceeds To facilitate the business combination and related transactions · Flags cayman_holding_company, foreign_private_issuer
2026-07-06 · 0001829126-26-007231
S-4/A amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
Common Stock · Exchange Nasdaq · Use of proceeds Redemption payments and extension fees · Flags cayman_holding_company
2026-06-11 · 0001829126-26-006338
S-4/A amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
Common Stock · Exchange Nasdaq · Use of proceeds For the business combination and related transactions · Flags cayman_holding_company, foreign_private_issuer
The current S-4/A filing details Black Hawk Acquisition Corporation's plan to merge with Vesicor Therapeutics, Inc., involving a domestication from the Cayman Islands to Delaware and a business combination. Key updates include late extension payments for the business combination deadline, a breach of governance terms, and ongoing efforts to complete the merger despite legal uncertainties. The filing also outlines capital structure changes, convertible note terms, and the continuation of shareholder approvals.
2026-05-01 · 0001829126-26-004346
S-4/A amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
Common Stock, Contingent Stock Rights, Warrants, and Shares Underlying Warrants · Exchange NASDAQ · Use of proceeds Funds used for shareholder redemptions and extension fees · Flags cayman_holding_company, foreign_private_issuer
Vesicor Therapeutics, Inc. is undergoing a business combination with Black Hawk Acquisition Corporation, involving a domestication from the Cayman Islands to Delaware and a merger. The filing details extensions to the business combination deadline, late payments for these extensions, and the subsequent resolution. The company addresses risks related to delayed payments, potential liquidation, and legal claims, while proceeding with the merger and shareholder approvals.
2026-03-05 · 0001829126-26-001934
S-4/A amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4/A filing.
Common Stock, Contingent Stock Rights, Warrants, and Shares Underlying Warrants · Exchange Nasdaq · Use of proceeds For the business combination and related transaction costs · Flags cayman_holding_company, foreign_private_issuer
Vesicor Therapeutics, Inc. is undergoing a business combination with Black Hawk Acquisition Corporation (SPAC), involving a merger and domestication from the Cayman Islands to Delaware. The transaction includes a share conversion, issuance of PubCo Common Stock, and assumption of warrants. The filing outlines the extension of the business combination timeline, funding through convertible notes, and the rebranding to Vesicor Therapeutics Holdings, Inc. following the merger.
2026-01-26 · 0001829126-26-000517
S-4/A amended
S-4/A
Pre-IPO filing captured from the SEC submission timeline.
Updates the prior S-4 filing.
ordinary shares · Exchange Nasdaq · warrants included in registration · Use of proceeds merger-related transactions · Flags cayman_holding_company, foreign_private_issuer, units
The current S-4/A filing details Black Hawk Acquisition Corporation's plan to merge with Vesicor Therapeutics, Inc., involving a domestication from the Cayman Islands to Delaware and a subsequent merger. The transaction includes share conversions, trust account adjustments, and extension payments to delay the business combination deadline. The filing also outlines compensation for the Sponsor and risks related to the merger's completion and shareholder returns.
2026-01-23 · 0001829126-26-000475
S-4 filed
S-4
Pre-IPO filing captured from the SEC submission timeline.
Follows DRS/A in the pre-IPO sequence.
Common Stock of Vesicor Therapeutics Holdings, Inc. · Exchange NASDAQ · Use of proceeds To facilitate the business combination and related transactions · Flags cayman_holding_company
Vesicor Therapeutics, Inc. is undergoing a business combination with Black Hawk Acquisition Corporation (SPAC), involving a merger and domestication from the Cayman Islands to Delaware. The transaction includes a name change to Vesicor Therapeutics Holdings, Inc., securities conversion, and redemption of public shares. The SPAC plans to extend the business combination timeline via convertible notes funded by the Sponsor, with $750,000 already deposited into the Trust Account.
2025-12-23 · 0001829126-25-010259
DRS/A amended
Amended draft registration statement
Updated draft registration filed before the public launch.
Updates the prior DRS/A filing.
Vesicor Therapeutics, Inc. reported financial results for Q1 2025, showing increased net losses compared to Q1 2024, driven by higher operating expenses. The company issued 258,668 shares and warrants in a private placement, raising $485,000. Business combination-related payments included $250,000 to Black Hawk Acquisition Corporation and $70,000 for a fairness opinion. Revenue in 2024 came from limited sales of microvesicle-based therapeutic products in Japan, though these are not considered for U.S. regulatory submissions. The company faces significant risks related to FDA approval, financial sustainability, and intellectual property challenges.
2025-09-23 · 0001829126-25-007578
DRS/A amended
Amended draft registration statement
Updated draft registration filed before the public launch.
First tracked pre-IPO filing for this issuer.
Vesicor Therapeutics, Inc. is seeking regulatory approval for its ecm-RV/p53 product candidate, which is in early development with no clinical trials or commercial approvals granted. The company faces significant uncertainties in obtaining FDA approval, including challenges related to clinical trial execution, regulatory discretion, and the novel microvesicle-based therapeutic approach. Key risks include failure to demonstrate safety/efficacy, competition, intellectual property protection, and commercialization hurdles. The company has not yet initiated regulatory processes for clinical trials and anticipates delays beyond 2026.
2025-08-04 · 0001829126-25-005721

Recent News

No recent news stored for this issuer.