Welcome to our dedicated page for Quantumsphere Acquisition SEC filings (Ticker: QUMS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Quantumsphere Acquisition Corporation (NASDAQ: QUMS) files a range of documents with the U.S. Securities and Exchange Commission that explain its structure as a special purpose acquisition company and detail its proposed business combination with SACH Pte. Ltd. On this page, you can review Quantumsphere’s key filings, including current reports on Form 8-K and amendments on Form 8-K/A that describe its initial public offering, trust account arrangements, private placement, and material agreements.
One important filing is the Form 8-K/A that updates the report of Quantumsphere’s IPO closing. This document outlines the number of units sold, the composition of each unit (ordinary share and right), the proceeds raised, and the amount deposited into the trust account for the benefit of public shareholders. It also describes the concurrent private placement to the sponsor, Whiteowl Holdings LLC, and references the audited balance sheet filed as an exhibit.
Another central filing is the Form 8-K that discloses the Agreement and Plan of Merger among Quantumsphere, Omnivate Global Ltd. (HoldCo), SACH Pte. Ltd., QUMS Pubco Ltd. (Pubco), and SACH Merge Sub Ltd. This report details the structure of the SPAC merger and acquisition merger, the expected treatment of Quantumsphere’s ordinary shares, rights and warrants, the proposed consideration in Pubco ordinary shares, and the closing conditions and termination rights associated with the business combination.
Through this filings page, you can access Quantumsphere’s SEC documents as they are made available via EDGAR, while AI-powered summaries highlight the key terms, security structures, and shareholder implications contained in lengthy reports. This includes explanations of how redemption rights work for public shareholders, how warrants and rights are expected to convert in the merger, and what approvals are required for the transaction to proceed.
Quantumsphere Acquisition Corporation (QUMS) filed its quarterly report for the period ended September 30, 2025, showing SPAC-stage operations with cash held for a future deal and limited expenses. The company completed its IPO on August 7, 2025, selling 8,280,000 units at $10.00, placing $82,800,000 in a trust account. A simultaneous private placement added 228,650 units for $2,286,500. As of quarter-end, investments held in the Trust Account were $83,302,976 and cash outside the trust was $444,818.
Results reflect startup costs: a net loss of $90,319 for the quarter, driven by $596,977 in general and administrative expenses, partially offset by $506,658 of interest income, mostly from the trust. Liabilities include a $3,312,000 deferred underwriting fee. The company recorded 8,280,000 ordinary shares as redeemable temporary equity. As of November 14, 2025, 11,406,650 ordinary shares were issued and outstanding, including shares underlying units.
On October 3, 2025, Quantumsphere signed a Merger Agreement to combine with SACH Pte. Ltd. via a Cayman Pubco structure, valuing SACH at approximately $300 million, with consideration in newly issued Pubco shares. Closing requires shareholder and regulatory approvals and minimum cash. Management disclosed substantial doubt about continuing as a going concern and concluded disclosure controls were ineffective for the quarter.
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