American Battery Technology CEO sells 31,928 shares

The reported tax sale covered a portion of the tax liability associated with the vested shares.

Rhea-AI Filing Summary

American Battery Technology Co CEO Ryan Mitchell Melsert reported vesting of 157,123 common shares on October 6, 2026; the shares had previously been awarded under his employment agreement and the company’s employee equity compensation plan. On October 8, 2026, 31,928 shares were sold at $2.01 per share to cover a portion of the tax liability associated with vesting. No Rule 10b5-1 plan is reported.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Melsert Ryan Mitchell

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F2	31,928	$2.01	$64K
Grant/Award	Common Stock F1	157,123	$0.00	$0.00

Holdings After Transaction: Common Stock — 3,534,664 shares (Direct)

Footnotes (2)

1. F1. Represents the vesting of Common Stock previously awarded pursuant to the Reporting Person's employment agreement and the Company's employee equity compensation plan.
2. F2. Represents the sale of Common Stock to cover a portion of the tax liability associated with the vesting of the aforementioned Common Stock.

Key Figures

Common shares vested: 157,123 shares Shares sold for tax liability: 31,928 shares Reported sale price: $2.01 per share

3 metrics

Common shares vested 157,123 shares October 6, 2026

Shares sold for tax liability 31,928 shares October 8, 2026

Reported sale price $2.01 per share October 8, 2026

Key Terms

vesting, employee equity compensation plan, tax liability

3 terms

vesting financial

"Represents the vesting of Common Stock previously awarded"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

employee equity compensation plan financial

"the Company's employee equity compensation plan"

tax liability financial

"to cover a portion of the tax liability"

FAQ

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

How many ABAT shares vested for CEO Ryan Mitchell Melsert?

Ryan Mitchell Melsert reported the vesting of 157,123 common shares on October 6, 2026. The shares had previously been awarded under his employment agreement and the company’s employee equity compensation plan.

How many ABAT shares were sold to cover tax liability?

31,928 common shares were sold on October 8, 2026, at $2.01 per share to cover a portion of the tax liability associated with vesting.

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

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Available on EDGAR 10/08/2026 - 04:45 PM Accepted by SEC EDGAR 10/08/2026 - 04:45 PM Learn about SEC filing dates

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^*

Melsert Ryan Mitchell

(Last) (First) (Middle)

C/O AMERICAN BATTERY TECHNOLOGY COMPANY

100 WASHINGTON STREET, SUITE 100

(Street)

RENO NEVADA 89503

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
AMERICAN BATTERY TECHNOLOGY Co [ ABAT ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/06/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/06/2026		A		157,123(1)	A	$0.00	3,566,592	D
Common Stock	10/08/2026		F		31,928(2)	D	$2.01	3,534,664	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:

1. Represents the vesting of Common Stock previously awarded pursuant to the Reporting Person's employment agreement and the Company's employee equity compensation plan.

2. Represents the sale of Common Stock to cover a portion of the tax liability associated with the vesting of the aforementioned Common Stock.

	/s/ Ryan Mitchell Melsert	10/08/2026
	** 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)