Company Description
Quantumsphere Acquisition Corporation (NASDAQ: QUMS) is a special purpose acquisition company (SPAC) incorporated as a Cayman Islands exempted company and listed on the Nasdaq Global Market. According to its public disclosures, Quantumsphere trades under the symbols QUMSU for its units, QUMS for its ordinary shares, and QUMSR for its rights. The company was formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses.
Quantumsphere completed its initial public offering of units on the Nasdaq Global Market, with each unit consisting of one ordinary share and one right. The rights entitle the holder to receive a fraction of one ordinary share upon the consummation of an initial business combination, as described in the company’s SEC filings. A portion of the proceeds from the offering and a concurrent private placement were placed into a trust account established for the benefit of the company’s public shareholders, consistent with the typical SPAC structure.
Business Purpose and Strategy
As a blank check company, Quantumsphere Acquisition Corporation does not have an operating business of its own. Its stated objective is to identify and partner with one or more operating companies through a business combination. The company has indicated that its strategy is to work with high-growth businesses that it believes have strong fundamentals and expansion opportunities, using its public listing and capital raised in the IPO to support the combined company following a transaction.
Quantumsphere’s structure includes public units, ordinary shares, rights and warrants, as outlined in its SEC filings. The units initially trade together and may later separate into individual securities, with the ordinary shares and rights trading under their own symbols. The company’s sponsor, Whiteowl Holdings LLC, participated in a private placement of additional units at the time of the IPO, and certain of these securities are subject to agreements such as sponsor support and lock-up arrangements in connection with a potential business combination.
Proposed Business Combination with SACH Pte. Ltd.
On October 3, 2025, Quantumsphere entered into an Agreement and Plan of Merger with Omnivate Global Ltd. (HoldCo), SACH Pte. Ltd., QUMS Pubco Ltd. (Pubco), and SACH Merge Sub Ltd., as disclosed in an 8-K filing. Under the terms of this merger agreement, Quantumsphere will merge with and into Pubco, with Pubco surviving as the publicly listed company. Immediately prior to and following this SPAC merger, additional merger steps are expected to result in HoldCo and SACH Pte. Ltd. becoming wholly owned subsidiaries of Pubco.
The transactions described in the merger agreement are collectively referred to as the Business Combination. As consideration for the acquisition of HoldCo, holders of HoldCo shares immediately prior to the acquisition merger are expected to receive Pubco ordinary shares with an aggregate value described in the merger agreement. Following the closing of the business combination, Pubco is expected to continue as a Cayman Islands exempted company, with its business and operations conducted through HoldCo and its wholly owned subsidiary, SACH Pte. Ltd.
According to a joint press release and related disclosures, SACH Pte. Ltd. is a company founded in 2021 and headquartered in Singapore. SACH is described as a multi-industry business focused on developing and commercializing products and services across the gaming, technology, e-commerce, retail, and live events industries. SACH is known for its social technology platform with gamification, OMMiii, which is designed to enable brands, events, and intellectual properties to drive engagement and support both online-to-online and online-to-offline marketing strategies by integrating virtual environments with physical locations.
Structure of the SPAC and Securities
Quantumsphere’s capital structure, as outlined in its SEC filings, includes:
- Units (QUMSU), each consisting of one ordinary share and one right.
- Ordinary shares (QUMS), with a par value of $0.0001 per share.
- Rights (QUMSR), each right entitling the holder to receive a fraction of one ordinary share upon consummation of the initial business combination, as specified in the company’s filings.
- Warrants, which, following the business combination, are expected to become warrants of Pubco to purchase Pubco ordinary shares on the terms set forth in the applicable warrant agreement.
An audited balance sheet as of the IPO closing date has been filed as an exhibit to an 8-K/A, reflecting the receipt of proceeds from the initial public offering and the concurrent private placement. The company’s SEC filings describe the placement of IPO and private placement proceeds into a trust account and outline the conditions under which funds may be released, including redemptions by public shareholders and completion of a business combination.
Shareholder Approvals and Conditions
The closing of the proposed business combination with SACH Pte. Ltd., as described in the merger agreement, is subject to several conditions. These include approval by Quantumsphere’s shareholders and the requisite approval of HoldCo shareholders, satisfaction of Nasdaq listing requirements for Pubco following the transaction, and the absence of certain material adverse effects or legal impediments to closing. The merger agreement also provides for termination rights under specified circumstances if the transaction is not completed by a stated outside date or if required approvals are not obtained.
In connection with signing the merger agreement, Quantumsphere’s sponsor and certain shareholders of HoldCo and SACH entered into support agreements to vote in favor of the transaction and to take other actions in support of the business combination. Additional related agreements include lock-up arrangements restricting transfers of certain Pubco ordinary shares for specified periods after closing, and a registration rights agreement providing certain investors with demand and piggy-back registration rights for Pubco ordinary shares received in the transaction.
Regulatory Filings and Investor Information
Quantumsphere and the entities involved in the proposed business combination have indicated that Pubco intends to file a registration statement with the SEC, which will include a proxy statement/prospectus for Quantumsphere shareholders. These documents are expected to describe the transaction terms, the business of SACH Pte. Ltd., and the structure of the combined company in greater detail. Investors and security holders are directed in the company’s disclosures to review the registration statement, proxy statement/prospectus and other filings when available, as they will contain important information about the proposed business combination.
Forward-looking statements related to the proposed transaction, the anticipated structure of the combined company, and potential benefits of the business combination are identified and discussed in Quantumsphere’s public filings and press releases. These statements are subject to risks and uncertainties, and the company cautions that actual results may differ from expectations described in such statements.
Position Within the SPAC and Blank Check Sector
Within the blank check and SPAC sector, Quantumsphere Acquisition Corporation functions as a publicly traded vehicle designed to bring an operating company to the public markets through a business combination. Its filings emphasize the use of its IPO proceeds and public listing to support a high-growth partner company, subject to shareholder approval and regulatory review. The proposed transaction with SACH Pte. Ltd. illustrates how Quantumsphere seeks to fulfill its stated purpose by combining with a business active in gaming, technology, e-commerce, retail, and live events.
Investors researching QUMS can review Quantumsphere’s SEC filings, including Forms 8-K and 8-K/A, for detailed information on its IPO structure, trust account, private placement, merger agreement and related arrangements. These documents provide insight into the mechanics of the SPAC, the rights of public shareholders, and the terms under which the business combination with SACH Pte. Ltd. may be completed.
Stock Performance
Quantumsphere Acquisition (QUMS) stock last traded at $10.13. Over the past 12 months, the stock has gained 1.7%. At a market capitalization of $115.5M, QUMS is classified as a micro-cap stock with approximately 11.4M shares outstanding.
Latest News
Quantumsphere Acquisition has 3 recent news articles. Key topics include acquisition, offering, IPO. View all QUMS news →
SEC Filings
Quantumsphere Acquisition has filed 5 recent SEC filings, including 1 Form 8-K, 1 Form 10-Q, 1 Form SCHEDULE 13G/A, 1 Form NT 10-Q. The most recent filing was submitted on March 11, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all QUMS SEC filings →
Financial Highlights
Upcoming Events
Short Interest History
Short interest in Quantumsphere Acquisition (QUMS) currently stands at 13.7 thousand shares, down 11.8% from the previous reporting period, representing 0.1% of the float. Over the past 12 months, short interest has increased by 99.9%. This relatively low short interest suggests limited bearish sentiment.
Days to Cover History
Days to cover for Quantumsphere Acquisition (QUMS) currently stands at 1.0 days. This low days-to-cover ratio indicates high liquidity, allowing short sellers to quickly exit positions if needed. The ratio has shown significant volatility over the period, ranging from 1.0 to 2.4 days.
QUMS Company Profile & Sector Positioning
Quantumsphere Acquisition (QUMS) operates in the Shell Companies industry within the broader Blank Checks sector and is listed on the NASDAQ.