Quantumsphere Acquisition Corp — Investor Relations & Filings
Filings indexed
34
across all filing types
Latest filing
2026-02-19
Interim / Quarterly Rep…
Country
US
United States of America
Listing
US
QUMS
Quantumsphere Acquisition Corp. is a blank check company, also known as a special purpose acquisition company (SPAC), formed for the purpose of effecting a merger, share exchange, asset acquisition, stock purchase, recapitalization, or other similar business combination with one or more businesses. The company's stated business objective is to integrate digital and physical experiences through innovative platforms, thereby fostering new forms of interaction and engagement.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 10-Q - QUANTUMSPHERE ACQUISITION CORP (0002070900) (Filer) | 2026-02-19 | English | |
| SCHEDULE 13G/A Filing | 2026-02-17 | English | |
| SCHEDULE 13G Filing | 2026-02-12 | English | |
| 8-K | 2026-01-23 | English | |
| 10-Q | 2025-11-14 | English | |
| Major Shareholding Notification 2025 | 2025-11-14 | English |
Browse filings by year
2 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
4 filings
| |||||
| 32901321 | 10-Q - QUANTUMSPHERE ACQUISITION CORP (0002070900) (Filer) | 2026-02-19 | English | ||
| 32345680 | SCHEDULE 13G/A Filing | 2026-02-17 | English | ||
| 32345650 | SCHEDULE 13G Filing | 2026-02-12 | English | ||
| 13727633 | 8-K | 2026-01-23 | English | ||
|
2025
11 filings
| |||||
| 13727632 | 10-Q | 2025-11-14 | English | ||
| 13727634 | Major Shareholding Notification 2025 | 2025-11-14 | English | ||
| 13727635 | Major Shareholding Notification 2025 | 2025-11-07 | English | ||
| 13727636 | 8-K/A | 2025-10-10 | English | ||
| 13727637 | 8-K | 2025-10-03 | English | ||
| 13727638 | 8-K | 2025-09-26 | English | ||
| 13727639 | 10-Q | 2025-09-18 | English | ||
| 13727640 | Major Shareholding Notification 2025 | 2025-09-15 | English | ||
| 13727641 | 8-K | 2025-08-13 | English | ||
| 13727642 | FORM 3 | 2025-08-12 | English | ||
| 13727643 | FORM 3 | 2025-08-11 | English | ||
Market data
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Peer group · Activities of holding companies
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
0964104 B.C. Ltd.
A holding company and wholly-owned subsidiary of U3O8 Corp.…
|
— | CA | Financial and insurance activit… |
|
1000 YATIRIMLAR HOLDİNG A.Ş.
Investment holding company focused on tech, transportation,…
|
BINHO | TR | Financial and insurance activit… |
|
1RT Acquisition Corp.
A blank check company formed to effect a merger or other bu…
|
ONCH | US | Financial and insurance activit… |
|
3U Holding AG
A holding company operating firms in IT, renewable energy, …
|
UUU | DE | Financial and insurance activit… |
|
4404980 CANADA INC.
A dissolved federally incorporated distributing corporation…
|
— | CA | Financial and insurance activit… |
|
524 PARTICIPAÇOES SA
Holding company focused on the management and administratio…
|
— | BR | Financial and insurance activit… |
|
8I HOLDINGS LTD
Investment holding company focused on fintech, asset manage…
|
8IH | AU | Financial and insurance activit… |
|
9169-8316 Québec Inc.
Numbered corporation and reporting issuer filing regulatory…
|
— | CA | Financial and insurance activit… |
|
ACACIA RESEARCH CORP
A strategic acquirer and operator of undervalued public and…
|
ACTG | US | Financial and insurance activit… |
|
Acceler8 Ventures PLC
Acquisition company targeting gaming, media, software, tech…
|
— | JE | Financial and insurance activit… |
Quantumsphere Acquisition Corp via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/35587/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=35587 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=35587 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=35587 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 35587}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for Quantumsphere Acquisition Corp (id: 35587)"
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