Mobix Labs director converts 21,739 Class B shares

Q: What happened to Frederick C. Goerner’s Class B shares of MOBX?

All 21,739 shares of Class B Common Stock held by Frederick C. Goerner were converted into 21,739 shares of Class A Common Stock on a one-for-one basis pursuant to the company’s Certificate of Incorporation, with no consideration paid.

Q: Were any MOBX shares bought or sold for cash in this Form 4?

No. The filing reports a conversion of 21,739 Class B shares into 21,739 Class A shares with no consideration paid. It does not report any cash purchases or sales of MOBX shares.

Q: Did the MOBX Form 4 mention a Rule 10b5-1 trading plan?

The Form 4 indicates the Rule 10b5-1 checkbox is not affirmed (the indicator is false), and the footnotes describe only the mechanics of the share conversion and option vesting, without referencing a trading plan.

MOBIX LABS, INC (MOBX) director Frederick C. Goerner reported a conversion of 21,739 shares of Class B Common Stock into 21,739 shares of Class A Common Stock on August 21, 2026.

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Filing Sentiment

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Form Type

Rhea-AI Filing Summary

MOBIX LABS, INC (MOBX) director Frederick C. Goerner reported a conversion of 21,739 shares of Class B Common Stock into 21,739 shares of Class A Common Stock on August 21, 2026. The conversion was on a one-for-one basis pursuant to the company’s Certificate of Incorporation, and no consideration was paid.

Following the conversion, Goerner directly holds 207,456 shares of Class A Common Stock. He also holds fully vested options to acquire additional Class A shares, including options over 2,000 shares at $41.80 per share expiring August 10, 2030 and options over 13,341 shares at $68.40 per share expiring April 4, 2032.

Insider Trade Summary

21,739 shares exercised/converted

Exercise 4 txns

Insider Goerner Frederick C

Role Director

Type	Security	Shares	Price	Value
Conversion	Class B Common Stock ^F2	21,739	$0.00	$0.00
Conversion	Class A Common Stock	21,739	$0.00	$0.00
holding	Option (Right to Buy) ^F1	--	--	--
holding	Option (Right to Buy) ^F1	--	--	--

Holdings After Transaction: Class B Common Stock — 0 contracts (Direct); Class A Common Stock — 207,456 shares (Direct); Option (Right to Buy) — 15,341 contracts (Direct)

Footnotes (2)

F1. These options are fully vested and exercisable.
F2. Represents the conversion, on a one-for-one basis, of all the 21,739 shares of Class B Common Stock held by the Reporting Person into 21,739 shares of Class A Common Stock, pursuant to the terms of the Company's Certificate of Incorporation. No consideration was paid in connection with the conversion.

Key Figures

Class B shares converted: 21,739 shares Class A shares received in conversion: 21,739 shares Class A shares owned after transaction: 207,456 shares +4 more

7 metrics

Class B shares converted 21,739 shares Class B Common Stock converted into Class A Common Stock on August 21, 2026

Class A shares received in conversion 21,739 shares One-for-one conversion from Class B Common Stock

Class A shares owned after transaction 207,456 shares Direct ownership by Frederick C. Goerner following the conversion

Option exercise price $41.80 per share Option (Right to Buy) for 2,000 underlying Class A shares, expiring August 10, 2030

Option exercise price $68.40 per share Option (Right to Buy) for 13,341 underlying Class A shares, expiring April 4, 2032

Underlying shares for 2030 option 2,000 shares Class A Common Stock underlying option at $41.80 expiring August 10, 2030

Underlying shares for 2032 option 13,341 shares Class A Common Stock underlying option at $68.40 expiring April 4, 2032

Key Terms

Class B Common Stock, Class A Common Stock, derivative security, Option (Right to Buy, +1 more

5 terms

Class B Common Stock financial

"Represents the conversion, on a one-for-one basis, of all the 21,739 shares of Class B Common Stock"

A class B common stock is one of multiple types of a company’s ordinary shares that carries specific rights—often different voting power or dividend priority—compared with other classes. For investors it matters because those differences affect how much influence you have over company decisions, the income you might receive, and how freely the shares trade; think of it like owning a car with different keys: some keys let you start the engine and open the trunk, others only unlock the door.

Class A Common Stock financial

"into 21,739 shares of Class A Common Stock, pursuant to the terms"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

derivative security financial

"transaction_code_description": "Conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Option (Right to Buy financial

"security_title": "Option (Right to Buy)""

fully vested and exercisable financial

"These options are fully vested and exercisable."

FAQ

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

What insider transaction did MOBX director Frederick C. Goerner report?

Frederick C. Goerner reported a conversion of 21,739 shares of Class B Common Stock into 21,739 shares of Class A Common Stock on August 21, 2026. The conversion was on a one-for-one basis and no consideration was paid.

How many MOBX Class A shares does Frederick C. Goerner own after this Form 4?

After the reported transactions, Frederick C. Goerner directly owns 207,456 shares of Class A Common Stock of MOBIX LABS, INC. This figure reflects the conversion of 21,739 Class B shares into an equal number of Class A shares.

What happened to Frederick C. Goerner’s Class B shares of MOBX?

All 21,739 shares of Class B Common Stock held by Frederick C. Goerner were converted into 21,739 shares of Class A Common Stock on a one-for-one basis pursuant to the company’s Certificate of Incorporation, with no consideration paid.

Were any MOBX shares bought or sold for cash in this Form 4?

No. The filing reports a conversion of 21,739 Class B shares into 21,739 Class A shares with no consideration paid. It does not report any cash purchases or sales of MOBX shares.

What stock options on MOBX shares does Frederick C. Goerner hold?

Frederick C. Goerner holds fully vested options to acquire MOBX Class A shares, including options over 2,000 shares at $41.80 per share expiring August 10, 2030, and options over 13,341 shares at $68.40 per share expiring April 4, 2032.

Did the MOBX Form 4 mention a Rule 10b5-1 trading plan?

The Form 4 indicates the Rule 10b5-1 checkbox is not affirmed (the indicator is false), and the footnotes describe only the mechanics of the share conversion and option vesting, without referencing a trading plan.

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

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Available on EDGAR 08/25/2026 - 07:26 PM EDT Accepted by SEC EDGAR 08/25/2026 - 07:26 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^*

Goerner Frederick C

(Last)

(First)

(Middle)

C/O MOBIX LABS, INC.

1 VENTURE, SUITE 220

(Street)

IRVINE

CALIFORNIA

92618

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MOBIX LABS, INC [ MOBX ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/21/2026

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)
Class A Common Stock	08/21/2026		C		21,739	A	$0.00	207,456	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)
Option (Right to Buy)	$41.8							⁽¹⁾	08/10/2030	Class A Common Stock	2,000		2,000	D
Option (Right to Buy)	$68.4							⁽¹⁾	04/04/2032	Class A Common Stock	13,341		13,341	D
Class B Common Stock	⁽²⁾	08/21/2026		C			21,739	⁽²⁾	⁽²⁾	Class A Common Stock	21,739	$0.00	0	D

Explanation of Responses:

1. These options are fully vested and exercisable.

2. Represents the conversion, on a one-for-one basis, of all the 21,739 shares of Class B Common Stock held by the Reporting Person into 21,739 shares of Class A Common Stock, pursuant to the terms of the Company's Certificate of Incorporation. No consideration was paid in connection with the conversion.

	/s/ Terri Aprati, Attorney-in-Fact	08/25/2026
	** 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