Company: BACC
Filing Date: 2025-06-02
Form Type: S-1/A
Source: 0001185185-25-000574
Chunk: 374

Company: Blue Acquisition Corp/Cayman
Filing Date: 2025-06-02
Form: S-1/A
Chunk 374
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 the undersigned registrant relating to the offering required to be filed pursuant to Rule 424; |

| (ii) | any                                                                                                                                  
 free writing prospectus relating to the offering prepared by or on behalf of the undersigned registrant or used or referred to by an 
 undersigned registrant;                                                                                                              |

| (iii) | the                                                                                                                                    
 portion of any other free writing prospectus relating to the offering containing material information about the undersigned registrant 
 or its securities provided by or on behalf of the undersigned registrant; and                                                          |

| (iv) | any                                                                                                       
 other communication that is an offer in the offering made by the undersigned registrant to the purchaser. |

<div align='center'>II-3

Signatures</div>

Pursuant to the requirements of the Securities
Act of 1933, as amended, the registrant has duly caused this amendment to the Registration Statement to be signed on its behalf
by the undersigned, thereunto duly authorized, in Newport Beach, California on the 2 day of June, 2025.

| Blue Acquisition Corp. |                               |
| By:                    | /s/ Ketan Seth                |
| Name:                  | Ketan Seth                    |
| Title:                 | Chief Executive Officer       
 (principal executive officer) |

Pursuant to the requirements of the Securities Act of 1933,
as amended, this amendment to the Registration Statement has been signed below by the following persons in the capacities and on the dates
indicated.

| Name            
 /s/ Ketan Seth  |     | Position                                    
 Chief Executive Officer and a Director      |     | Date         
 June 2,      
 2025         |
|:----------------|:----|:--------------------------------------------|:----|:-------------|
| Ketan Seth      |     | -principal executive officer                |     |              |
| /s/ David Bauer |     | Chief Financial Officer                     |     | June 2, 2025 |
| David Bauer     |     | -principal financial and accounting officer |     |              |

<div align='center'>II-4

Authorized representative IN THE UNITED STATES</div>

Pursuant to the requirements of Section 6(a) of
the Securities Act of 1933, the undersigned has signed this registration statement, solely in its capacity as the duly authorized
representative of Blue Acquisition Corp., in Newport Beach, California, on the 2 day of June, 2025.

| By: