Company: APACU
Filing Date: 2025-09-09
Form Type: S-1/A
Source: 0001829126-25-007247
Chunk: 328

Company: StoneBridge Acquisition II Corp
Filing Date: 2025-09-09
Form: S-1/A
Chunk 328
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 offering costs by note payable - related party              |     | $                |   39,800 |   |     | $                   |  44,925 |   |

<div align='center'>The accompanying notes are an integral part of these financial statements.

F-6</div>

<div align='center'>STONEBRIDGE ACQUISITION II CORPORATION

NOTES TO FINANCIAL STATEMENTS

JUNE 30, 2025 (UNAUDITED) AND DECEMBER 31, 2024</div>

NOTE 1 — ORGANIZATION AND PLAN OF BUSINESS OPERATIONS

StoneBridge Acquisition II Corporation (the “Company”) is a blank check company incorporated as a Cayman Islands exempted corporation on June 19, 2024. The Company was incorporated for the purpose of effecting a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses (“Business Combination”). The Company has not selected any Business Combination target and it has not, nor has anyone on its behalf, initiated any substantive discussions, directly or indirectly, with any Business Combination target with respect to the Business Combination.

The Company is not limited to a particular industry or geographic region for purposes of completing a Business Combination. The Company is an early stage and emerging growth company and, as such, the Company is subject to all of the risks associated with early stage and emerging growth companies.

As of June 30, 2025, the Company had not commenced any operations. All activity for the period from June 19, 2024 (inception) through June 30, 2025 relates to the Company’s formation and the proposed initial public offering (“Proposed Public Offering”), which is described below. The Company will not generate any operating revenues until after the completion of an initial Business Combination, at the earliest. The Company will generate non-operating income in the form of interest income from the proceeds derived from the Proposed Public Offering. The Company has selected December 31 as its fiscal year end.

The Company’s Sponsor is Stonebridge Acquisition Sponsor II LLC, a Delaware limited liability company (the “Sponsor”) The Company’s ability to commence operations is contingent upon obtaining adequate financial resources through a Proposed Public Offering of 5,000,000 units (the “Units” and, with respect to the Class A ordinary shares included in the Units being offered, the “Public Shares”) at $10.00 per Unit (or 5,750,000 Units if the under