[Form 4] NeuroOne Medical Technologies Corporation Insider Trading Activity

Rhea-AI Filing Summary

Form 4 filed for NeuroOne Medical Technologies Corp. (NMTC) discloses a minor insider transaction by Chief Technology Officer Steve Mertens on 30 June 2025.

• Transaction type: Code F, which reflects shares withheld to satisfy tax obligations.
• Shares affected: 906 common shares at an indicated price of $0.678 per share.
• Post-transaction holding: Mertens directly owns 162,235 NMTC common shares.
• Derivative securities: None reported.

The filing represents routine tax-related share withholding and does not indicate open-market buying or selling. The magnitude—<1% of the executive’s reported holdings—is too small to materially affect ownership structure or signal a strategic shift.

Insights

Financial Analyst

TL;DR: Routine tax-withholding of 906 shares; negligible ownership impact, neutral signal.

The Code F classification shows shares were surrendered to cover tax obligations tied to equity compensation rather than an elective sale. Mertens retains over 162 k shares, so insider alignment remains largely unchanged. Given the tiny volume and lack of market transaction, the Form 4 is informational but not valuation-relevant. I rate the market impact neutral.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Mertens Steve

(Last) (First) (Middle)

7599 ANAGRAM DR.

(Street)

EDEN PRAIRIE MN 55344

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
NEUROONE MEDICAL TECHNOLOGIES Corp [ NMTC ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2025

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

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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/30/2025		F		906	D	$0.678	162,235	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24, Power of Attorney, is attached.

	/s/ Emily Johns, by Power of Attorney	07/02/2025
	** 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 4 (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.

FAQ

How many NMTC shares did CTO Steve Mertens dispose of?

The filing shows 906 shares were withheld for taxes (Code F).

What is Steve Mertens’ current NMTC shareholding after the transaction?

He directly owns 162,235 common shares.

Was this an open-market sale of NMTC stock?

No. Code F indicates shares were withheld by the company to cover tax liabilities, not sold on the market.

Were any NMTC derivative securities involved?

No derivative securities were reported in Table II of the Form 4.