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BCS

Current Report · Items 8.01, 9.01 · 8-K

Quantumsphere Acquisition Corp.

QUMSNASDAQEQUITYCurrent

Other Events

Item 8.01. Other Events. On September 26, 2025, Quantumsphere Acquisition Corporation (the “Company”) announced that the holders of the Company’s units may elect to separately trade the ordinary shares and rights included in the units commencing on or about September 30, 2025.…

Filed Sep 29, 2025Accepted Sep 26, 2025, 4:12 PM EDTCIK 2070900Accession 0001829126-25-007682
Share

Company context

We are a newly formed blank check company incorporated as a Cayman Islands exempted company on July 23, 2024 under the laws of the Cayman Islands with limited liability. We are formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, recapitalization, reorganization or similar business combination with one or more businesses or entities, which we refer to throughout this prospectus as our initial business combination. Our efforts to identify a prospective target business will not be limited to a particular geographic region or industry. We do not have any specific business combination under consideration and we have not (nor has anyone on our behalf), directly or indirectly, contacted any prospective target business or had any substantive discussions, formal or otherwise, with respect to such a transaction with our company. Our ability to identify and evaluate a target company may be impacted by significant competition among other SPACs in pursuing a business combination transaction candidate and the significant competition may impact the attractiveness of the acquisition terms that we will be able to negotiate.

Current securities

Recent company filings

  1. 425 filingOct 13, 2026
  2. Entry into a Material Definitive Agreement · Regulation FD DisclosureOct 13, 2026
  3. SCHEDULE 13G/A - filed by WOLVERINE ASSET MANAGEMENT LLC regarding Quantumsphere Acquisition CorpOct 6, 2026
  4. Termination of a Material Definitive AgreementSep 2, 2026
  5. 10-Q filingAug 14, 2026

Disclosure sections

Items 8.01, 9.01

Select an item to read the extracted section. The as-filed document remains the primary evidence.

Item 8.01Item 8.01 - Other Events
Item 8.01. Other Events. On September 26, 2025, Quantumsphere Acquisition Corporation (the “Company”) announced that the holders of the Company’s units may elect to separately trade the ordinary shares and rights included in the units commencing on or about September 30, 2025. Any units not separated will continue to trade on the Nasdaq Global Market (the “Nasdaq”) under the symbol “QUMSU.” Any underlying ordinary shares and rights that are separated are expected to trade on the Nasdaq under the symbols “QUMS” and “QUMSR”. Holders of units will need to have their brokers contact Continental Stock Transfer & Trust Co., the Company’s transfer agent, in order to separate the holders’ units into ordinary shares and rights. On September 26, 2025, the Company issued a press release announcing the separate trading of the securities underlying the units. A copy of this press release is attached as Exhibit 99.1 hereto and is incorporated herein by reference.
Filed exhibits (1)
EX-99.1 (by filename) quantumsphereacq_ex99-1.htm

EX-99.1 2 quantumsphereacq_ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Quantumsphere Acquisition Corporation Announces the Separate Trading of its Ordinary Shares and Rights New York, NY, September 26, 2025 - Quantumsphere Acquisition Corporation (NASDAQ: QUMSU, the “Company”), a Cayman Islands exempted company, announced that holders of its 8,280,000 units sold in the Company’s initial public offering may elect to separately trade the ordinary shares and rights included in the units, commencing on or about September 30, 2025. Any units not separated will continue to trade on the Nasdaq Global Market (the “Nasdaq”) under the symbol “QUMSU,” and the separated ordinary shares and rights are expected to trade on the Nasdaq under the symbols “QUMS” and “QUMSR”, respectively. Holders of units will need to have their brokers contact Continental Stock Transfer & Trust Co., the Company’s transfer agent, in order to separate the units into ordinary shares and rights. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be u…

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