Mountain Crest Acquisition 6 Corp.

Overview

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• TickerMCAH on Nasdaq¹
• IndustryBlank Checks¹
• HeadquartersNew York, New York¹
• Incorporated inVirgin Islands, British²
• Business address524 Broadway, 11Th Floor, New York, Ny 10012²
• Filer categoryNon-accelerated filer, Smaller reporting company, Emerging growth company²

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Corporate structure

Mountain Crest Acquisition 6 Corp. sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Leadership

Who has led Mountain Crest Acquisition 6 Corp., and when. Pick a name to see everywhere that person has worked.

• Chief executive officerSuying Liu Apr 29, 2026 to now³
• Chief financial officerSuying Liu Apr 29, 2026 to now³

Timeline

1. Jun 17, 20268-K Other events⁷
2. May 7, 20268-K Other events⁸
3. May 5, 20268-K Entered a material agreement; Unregistered sale of shares; Bylaws or fiscal year changed⁹
4. Apr 29, 2026New chief executive Suying Liu becomes CEO³

Filings

26 filings to the SEC since October 2021: 2 quarterly reports, 3 major events, 9 insider forms, 6 large holders, 6 other. The latest 20:

1. Aug 14, 202610-Q EDGAR
2. Aug 14, 2026SCHEDULE 13G/A EDGAR
3. Aug 14, 2026SCHEDULE 13G EDGAR
4. Aug 13, 2026SCHEDULE 13G EDGAR
5. Aug 12, 2026SCHEDULE 13G EDGAR
6. Jun 25, 20264 EDGAR
7. Jun 25, 20264 EDGAR
8. Jun 25, 2026SCHEDULE 13G EDGAR
9. Jun 17, 20268-K EDGAR
10. Jun 1, 202610-Q EDGAR
11. May 7, 20268-K EDGAR
12. May 7, 2026SCHEDULE 13G EDGAR
13. May 5, 20264 EDGAR
14. May 5, 20264 EDGAR
15. May 5, 20268-K EDGAR
16. Apr 30, 2026424B4 EDGAR
17. Apr 29, 2026EFFECT EDGAR
18. Apr 29, 20263 EDGAR
19. Apr 29, 20263 EDGAR
20. Apr 29, 20263 EDGAR

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

2 open-market trades by officers, directors and large owners since October 2021: 2 buys and 0 sales. Grants, option exercises and gifts are left out.

From Forms 4 filed with the SEC.

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.

• HIGHBRIDGE CAPITAL MANAGEMENT LLCSCHEDULE 13G, 1 filing Aug 14, 2026¹⁰
• Harraden Circle Investments, LLCSCHEDULE 13G/A, 2 filings May 7, 2026 to Aug 14, 2026¹¹
• Mizuho Financial GroupSCHEDULE 13G, 1 filing Aug 13, 2026¹²
• Goldman SachsSCHEDULE 13G, 1 filing Aug 12, 2026¹³
• Mountain Crest Holdings 6 LLCSCHEDULE 13G, 1 filing Jun 25, 2026¹⁴

SEC filer profile

How Mountain Crest Acquisition 6 Corp. is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

• Name on EDGARMountain Crest Acquisition 6 Corp.¹
• CIK0002109876
• Filer statusNon-accelerated filer<br>smaller reporting company<br>emerging growth company¹
• Incorporated inVirgin Islands, British¹
• Fiscal year endsDecember 31¹
• Industry code (SIC)6770 Blank Checks¹
• SEC reviewing officeOffice of Real Estate & Construction, Division of Corporation Finance¹
• Business address524 Broadway, 11Th Floor, New York, NY 10012¹
• Phone646-493-6558¹
• Shares outstanding8,661,429 as of Aug 14, 2026¹⁵
• On EDGAR sinceFeb 6, 2026¹
• Filings26 in all: 3 (5), SCHEDULE 13G (5), 4 (4), 8-K (3), 10-Q (2), 424B4 (1), 8-A12B (1), CERT (1)¹
  All 12 form types

  DRS (1), EFFECT (1), S-1 (1), SCHEDULE 13G/A (1)

• Latest filingsQuarterly report (10-Q) Aug 14, 2026
  Latest 8-K (8-K) Jun 17, 2026