NeuroOne CEO covers taxes with share disposition

NEUROONE MEDICAL TECHNOLOGIES Corp director and CEO David A. Rosa reported a tax-related share disposition.

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Form Type

Rhea-AI Filing Summary

NEUROONE MEDICAL TECHNOLOGIES Corp director and CEO David A. Rosa reported a tax-related share disposition. On the reported date, 2,458 shares of Common Stock were delivered at $0.777 per share as a tax-withholding disposition to cover exercise price or tax liabilities. After this non-market transaction, he directly owned 1,080,132 shares of Common Stock.

Insider Trade Summary

Exercise Price or Tax Liability: 2,458 shares

Exercise Price or Tax Liability 1 txn

Insider Rosa David A

Role CEO and President

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	2,458	$0.777	$2K

Holdings After Transaction: Common Stock — 1,080,132 shares (Direct)

Key Figures

Tax-withholding shares: 2,458 shares Price per share: $0.777 per share Shares owned after transaction: 1,080,132 shares +1 more

4 metrics

Tax-withholding shares 2,458 shares Common Stock delivered for tax-withholding disposition

Price per share $0.777 per share Value used for the tax-withholding disposition

Shares owned after transaction 1,080,132 shares Direct Common Stock holdings following the disposition

Tax-withholding transactions 1 transaction Count of tax-withholding dispositions in this Form 4

Key Terms

tax-withholding disposition, Common Stock, Form 4, Payment of exercise price or tax liability by delivering securities

4 terms

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Common Stock financial

""security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Payment of exercise price or tax liability by delivering securities financial

""transaction_code_description": "Payment of exercise price or tax liability by delivering securities""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did NMTC CEO David A. Rosa report?

David A. Rosa reported a tax-withholding disposition of 2,458 NMTC Common Stock shares. These shares were delivered to satisfy an exercise price or tax liability, rather than sold in the open market, under a Form 4 insider transaction filing.

How many NeuroOne (NMTC) shares did the CEO dispose of for taxes?

The CEO disposed of 2,458 NMTC Common Stock shares in a tax-withholding transaction. The shares were valued at $0.777 per share and were used to cover an exercise price or tax liability, not as an open-market sale.

How many NMTC shares does David A. Rosa hold after this Form 4 filing?

After the tax-withholding disposition, David A. Rosa directly owns 1,080,132 NMTC Common Stock shares. This figure reflects his remaining direct holdings following the delivery of 2,458 shares to satisfy exercise price or tax obligations.

Was the NMTC CEO’s Form 4 transaction a market sale or tax withholding?

The transaction was a tax-withholding disposition, not an open-market sale. Shares were delivered to satisfy an exercise price or tax liability, as indicated by the Form 4 code “F” and the description of payment by delivering securities.

What does transaction code F mean in the NMTC CEO’s Form 4?

Transaction code F indicates payment of an exercise price or tax liability by delivering securities. In this NMTC filing, it shows the CEO used 2,458 Common Stock shares to cover obligations rather than executing a discretionary market sale.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 04/01/2026 - 04:01 PM EDT

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
Estimated average burden
hours per response:			0.5

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^*

Rosa David A

(Last)

(First)

(Middle)

7599 ANAGRAM DR.

(Street)

EDEN PRAIRIE

MINNESOTA

55344

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/31/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/31/2026		F		2,458	D	$0.777	1,080,132	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

	/s/ Emily Johns, by Power of Attorney	04/01/2026
	** 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 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR