Mountain Crest Acquisition 6 (MCAHU) director Zhang Wenhua files initial Form 3

Rhea-AI Filing Summary

Mountain Crest Acquisition 6 Corp. director Zhang Wenhua filed an initial Form 3 as a reporting person. The filing shows no buy, sell, or other insider transactions and does not list any specific share holdings or derivative positions at this time.

Key Terms

Form 3, reporting person, derivative positions

3 terms

Form 3 regulatory

"INSIDER FILING DATA (Form 3):"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

reporting person regulatory

""reportingPersons": [ { "name": "Zhang Wenhua""

derivative positions financial

""derivativeSummary": [],"

Derivative positions are contracts that derive their value from an underlying asset—such as a stock, bond, currency or commodity—and include instruments like options, futures and swaps. Think of them as bets or insurance tied to an asset’s future price: they let investors amplify returns, hedge risk or take exposure without owning the asset directly, which can meaningfully increase potential gains, losses and volatility in a portfolio.

Understanding Insider Trading Forms →

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Zhang Wenhua

(Last) (First) (Middle)

C/O MOUNTAIN CREST ACQUISITION 6 CORP.,

524 BROADWAY, 11TH FLOOR,

(Street)

NEW YORK NEW YORK 10012

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/29/2026

3. Issuer Name and Ticker or Trading Symbol
Mountain Crest Acquisition 6 Corp. [ MCAH ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Wenhua Zhang	04/29/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does Zhang Wenhua’s Form 3 mean for Mountain Crest Acquisition 6 Corp. (MCAHU)?

The Form 3 identifies Zhang Wenhua as a director and initial reporting person. It is a baseline disclosure for insider reporting and, in this case, shows no transactions or specific share holdings or derivatives for Zhang at the time of filing.

Does the Mountain Crest Acquisition 6 Corp. (MCAHU) Form 3 show any insider buying or selling?

No, the Form 3 shows zero buy, sell, gift, exercise, or tax-withholding transactions. Transaction counts and related share figures are all listed as zero, indicating no insider trading activity is being reported in this filing.

Are any share or option holdings disclosed for Zhang Wenhua in the MCAHU Form 3?

No, the summary data indicate zero holding entries and no derivative positions. This means the Form 3 does not specify any common stock or option holdings for Zhang Wenhua as of the reporting date in this particular filing.

Does the Form 3 for Mountain Crest Acquisition 6 Corp. mention any Rule 10b5-1 trading plans?

The provided Form 3 data do not describe any Rule 10b5-1 trading plans. Footnote information is effectively empty, and there are no references to pre-arranged trading arrangements or other plans governing insider transactions in this excerpt.

Is the Form 3 for MCAHU considered a major event for investors?

This Form 3 is primarily an administrative disclosure identifying a new reporting director. With no reported transactions, holdings, or derivative positions, it functions as a regulatory baseline rather than a major event that would typically change an investment view.