[Form 3] Expion360 Inc. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

Expion360 (XPON) reported an initial ownership filing for its Chief Financial Officer. The officer directly holds 4,370 shares of common stock.

Derivative holdings include stock options for 25 shares at $345 expiring 03/11/2034, another 25 shares at $345 expiring 03/11/2034, and 4,819 shares at $0.769 expiring 07/31/2035. Per the plan, the options vest in 12 equal quarterly installments from 06/30/2024 through 03/31/2027.

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

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1. Name and Address of Reporting Person^*

Bowin Shawna Lee

(Last) (First) (Middle)

2025 SW DEERHOUND AVE

(Street)

REDMOND OR 97756

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/03/2025

3. Issuer Name and Ticker or Trading Symbol
Expion360 Inc. [ XPON ]

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

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

5. 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 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)
Common Stock	4,370	D

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
Option (Right to Buy)	03/11/2024	03/11/2034	Common Stock	25	$345	D
Option (Right to Buy)	06/30/2024(1)	03/11/2034	Common Stock	25	$345	D
Option (Right to Buy)	07/31/2025	07/31/2035	Common Stock	4,819	$0.769	D

Explanation of Responses:

1. Reflects a grant of stock options (the "Options") made to the Reporting Person under the Issuer's 2021 Incentive Award Plan. The Options vest and become exercisable in 12 equal quarterly installments, commencing June 30, 2024 and continuing through March 31, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

Remarks:

Exhibit 24.1

	/s/ Shawna Bowin	10/21/2025
	** 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 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.

FAQ

What did Expion360 (XPON) disclose in this filing?

An initial ownership statement for the CFO, showing direct and derivative holdings.

How many XPON common shares does the CFO directly own?

The CFO directly owns 4,370 common shares.

What stock options were reported for XPON?

Options for 25 shares at $345 expiring 03/11/2034, another 25 shares at $345 expiring 03/11/2034, and 4,819 shares at $0.769 expiring 07/31/2035.

What is the vesting schedule for the XPON options?

They vest in 12 equal quarterly installments from 06/30/2024 through 03/31/2027.

What is the officer’s role at Expion360 (XPON)?

The reporting person is the Chief Financial Officer.

What is the event date for this ownership statement?

The event date is 09/03/2025.