QUMS on Nasdaq
Quantumsphere Acquisition Corp
We are a Cayman Islands exempted company with limited liability incorporated on July 23, 2024.4 From its latest annual report
Price unavailable
Last updated Oct 19, 2026.
Overview
- TickerQUMS on Nasdaq1
- IndustryBlank Checks1
- HeadquartersNew York, New York1
- Incorporated inCayman Islands3
- Business address1185 6Th Ave., Suite 304, New York, Ny 100363
- Filer category, Emerging growth company3
See how the biggest companies compare on our leaderboards
We are a Cayman Islands exempted company with limited liability incorporated on July 23, 2024. We are formed for the purpose of entering into a merger, share exchange, asset acquisition, share purchase, recapitalization, reorganization or similar business combination with one or more businesses (the “Business Combination”).4 From its latest annual report
Financials
From the company’s reports to the SEC. Every number links to the filing it came from.
Financial statements
Every line of the income statement as filed: the last 1 fiscal year, latest first.2
| Period ending | 2026-03-31 |
|---|---|
| General and administrative expenses | $1.1M |
| Loss from operations | -$1.1M |
| Interest income | $8.3K |
| Interest earned on investments held in Trust Account | $2.0M |
| Total other income | $2.1M |
| Income (Loss) before income taxes | $978.2K |
| Net income (loss) | $978.2K |
No quarter-by-quarter statement was filed.
Every line of the balance sheet as filed: the last 2 fiscal years (annual) or 2 quarters (quarterly), latest first.2
| Period ending | 2026-03-31 | 2025-03-31 |
|---|---|---|
| Cash | $187.9K | $64.4K |
| Other receivable | $3.1K | |
| Prepaid expenses and other current assets | $129.4K | $50.0K |
| Total Current Assets | $317.3K | $117.4K |
| Deferred offering costs | $131.6K | |
| Prepaid expenses, non-current | $36.9K | |
| Investments held in Trust Account | $84.8M | |
| Total Assets | $85.2M | $249.0K |
| Accrued expenses | $273.7K | $40.0K |
| Promissory note related party | $200.0K | |
| Total Current Liabilities | $273.7K | $240.0K |
| Deferred underwriting fee payable | $3.3M | |
| Total Liabilities | $3.6M | $240.0K |
| Ordinary shares subject to possible redemption, 8,280,000 shares and 0 shares at redemption value of $10.25 and $0 per share as of March 31, 2026 and March 31, 2025, respectively | $84.8M | |
| Ordinary shares, $0.0001 par value; 500,000,000 shares authorized; 3,126,650 shares and 2,898,000 issued and outstanding, respectively as of March 31, 2026 and March 31, 2025 (excluding 8,280,000 and 0 shares subject to possible redemption as of March 31, 2026 and March 31, 2025, respectively) | $313 | $290 |
| Additional paid-in capital | $24.7K | |
| Accumulated deficit | -$3.2M | -$16.0K |
| Total Shareholders (Deficit) Equity | -$3.2M | $9.0K |
| Total Liabilities, Ordinary Shares Subject to Possible Redemption and Shareholders (Deficit) Equity | $85.2M | $249.0K |
| Temporary equity, shares authorized | 8.3M shares | 0 shares |
| Ordinary shares subject to possible redemption, per share | $10.25 | $0.00 |
| Common stock, par value | $0.00 | $0.00 |
| Common stock, shares authorized | 500.0M shares | 500.0M shares |
| Common stock, shares issued | 3.1M shares | 2.9M shares |
| Common stock, shares outstanding | 3.1M shares | 2.9M shares |
| Period ending | 2026-03-31 | 2025-03-31 |
|---|---|---|
| Cash | $187.9K | $64.4K |
| Other receivable | $3.1K | |
| Prepaid expenses and other current assets | $129.4K | $50.0K |
| Total Current Assets | $317.3K | $117.4K |
| Deferred offering costs | $131.6K | |
| Prepaid expenses, non-current | $36.9K | |
| Investments held in Trust Account | $84.8M | |
| Total Assets | $85.2M | $249.0K |
| Accrued expenses | $273.7K | $40.0K |
| Promissory note related party | $200.0K | |
| Total Current Liabilities | $273.7K | $240.0K |
| Deferred underwriting fee payable | $3.3M | |
| Total Liabilities | $3.6M | $240.0K |
| Ordinary shares subject to possible redemption, 8,280,000 shares and 0 shares at redemption value of $10.25 and $0 per share as of March 31, 2026 and March 31, 2025, respectively | $84.8M | |
| Ordinary shares, $0.0001 par value; 500,000,000 shares authorized; 3,126,650 shares and 2,898,000 issued and outstanding, respectively as of March 31, 2026 and March 31, 2025 (excluding 8,280,000 and 0 shares subject to possible redemption as of March 31, 2026 and March 31, 2025, respectively) | $313 | $290 |
| Additional paid-in capital | $24.7K | |
| Accumulated deficit | -$3.2M | -$16.0K |
| Total Shareholders (Deficit) Equity | -$3.2M | $9.0K |
| Total Liabilities, Ordinary Shares Subject to Possible Redemption and Shareholders (Deficit) Equity | $85.2M | $249.0K |
| Temporary equity, shares authorized | 8.3M shares | 0 shares |
| Ordinary shares subject to possible redemption, per share | $10.25 | $0.00 |
| Common stock, par value | $0.00 | $0.00 |
| Common stock, shares authorized | 500.0M shares | 500.0M shares |
| Common stock, shares issued | 3.1M shares | 2.9M shares |
| Common stock, shares outstanding | 3.1M shares | 2.9M shares |
Cash flow is reported year to date, not quarter by quarter, so there are no separate quarterly figures.
Every line of the cash flow as filed: the last 1 fiscal year, latest first.2
| Period ending | 2026-03-31 |
|---|---|
| Net income (loss) | $978.2K |
| Interest earned on investments held in Trust Account | -$2.0M |
| Prepaid expenses and other current assets | -$116.3K |
| Accrued expenses and other current liabilities | $233.7K |
| Other receivable | $3.1K |
| Net cash used in operating activities | -$947.4K |
| Purchase of investments held in Trust Account | -$82.8M |
| Net cash used in investing activities | -$82.8M |
| Proceeds from sale of private units | $2.3M |
| Proceeds from Initial Public Offering | $82.8M |
| Payment of underwriter fees | -$586.5K |
| Payment of offering costs | -$429.0K |
| Proceeds from promissory note related party | $10.0K |
| Repayment of promissory note related party | -$210.0K |
| Net cash provided by financing activities | $83.9M |
| Net Changes in Cash | $123.5K |
| Reclassification of negative additional paid-in capital to accumulated deficit | $2.1M |
| Issuance of Public Rights net of issuance costs of $102,558 | $1.8M |
| Remeasurement of carrying value to redemption value | $8.3M |
| Deferred underwriting fee payable | $3.3M |
| Prior year deferred offering cost charged to additional paid-in capital | $131.6K |
No quarter-by-quarter statement was filed.
Leadership
Who has led Quantumsphere Acquisition Corp, and when. Pick a name to see everywhere that person has worked.
Board members and other officers (2)
- Board memberQi Gong Aug 11, 2025 to now8
- Board memberDaniel M. McCabe Aug 12, 2025 to now9
Filings
43 filings to the SEC since October 2021: 2 annual reports, 4 quarterly reports, 9 major events, 5 insider forms, 6 large holders, 17 other. The latest 20:
- Oct 13, 2026425 EDGAR
- Oct 13, 20268-K EDGAR
- Oct 6, 2026SCHEDULE 13G/A EDGAR
- Sep 2, 20268-K EDGAR
- Aug 14, 202610-Q EDGAR
- Aug 6, 2026SCHEDULE 13G EDGAR
- Jul 1, 202610-K/A EDGAR
- Jun 15, 202610-K EDGAR
- Mar 11, 20268-K EDGAR
- Feb 20, 202610-Q EDGAR
- Feb 17, 2026NT 10-Q EDGAR
- Feb 17, 2026SCHEDULE 13G/A EDGAR
- Jan 23, 20268-K EDGAR
- Nov 14, 202510-Q EDGAR
- Nov 14, 2025SCHEDULE 13G EDGAR
- Nov 7, 2025SCHEDULE 13G EDGAR
- Oct 10, 20258-K/A EDGAR
- Oct 6, 20258-K EDGAR
- Sep 29, 20258-K EDGAR
- Sep 19, 202510-Q EDGAR
The 43 filings since October 2021 can be filtered by form type and year here when JavaScript is on.
Every filing from the last five years, summarized. The full record is on SEC EDGAR.
Major holders
Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.
- WOLVERINE ASSET MANAGEMENT LLCSCHEDULE 13G/A, 2 filings Nov 7, 2025 to Oct 6, 202610
- HIGHBRIDGE CAPITAL MANAGEMENT LLCSCHEDULE 13G/A, 2 filings Nov 14, 2025 to Feb 17, 202611
- Whiteowl Holdings LLCSCHEDULE 13D, 1 filing Sep 15, 202512
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8SEC EDGARQi Gong, Board member
- 9SEC EDGARDaniel M. McCabe, Board member
- 10
- 11
- 12