Omnitek director exercises 50,000 stock options

Omnitek Engineering Corp director John P. Palumbo reported an option exercise and updated holdings.

Accepted by SEC EDGAR 01/28/2026 - 05:14 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Omnitek Engineering Corp director John P. Palumbo reported an option exercise and updated holdings. On January 26, 2026, he exercised 50,000 stock options at an exercise price of $0.09 per share. Following this transaction, he directly beneficially owns 149,820 shares of common stock and holds 300,000 stock options with various exercise prices and expiration dates.

Insider Trade Summary

Derivative Expiration: 50,000 shares

Derivative Expiration 1 txn

Insider PALUMBO JOHN M

Role Director

Type	Security	Shares	Price	Value
Derivative Expiration	Stock Option	50,000	$0.09	$5K
Holding	Stock Option	--	--	--
Holding	Stock Option	--	--	--
Holding	Stock Option	--	--	--
Holding	Stock Option	--	--	--
Holding	Stock Option	--	--	--
Holding	Stock Option	--	--	--
Holding	Common Stock	--	--	--

Holdings After Transaction: Stock Option — 600,000 contracts for 300,000 underlying shares (Direct); Common Stock — 149,820 shares (Direct)

FAQ

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

What insider activity did Omnitek Engineering Corp (OMTK) report for John P. Palumbo?

John P. Palumbo reported exercising 50,000 Omnitek Engineering stock options on January 26, 2026 at an exercise price of $0.09. The filing also updates his post-transaction holdings in both common stock and remaining stock options as of that date.

How many Omnitek Engineering (OMTK) shares does John P. Palumbo beneficially own after this Form 4/A?

After the reported transaction, John P. Palumbo beneficially owns 149,820 shares of Omnitek Engineering common stock directly. This figure reflects his holdings following the January 26, 2026 option exercise disclosed in the amended Form 4 filing.

What stock options does John P. Palumbo hold in Omnitek Engineering (OMTK) after the transaction?

Following the January 26, 2026 transaction, John P. Palumbo holds 300,000 Omnitek Engineering stock options directly. These options have various exercise prices, including $0.09, $0.06, $0.105, $0.0531, $0.0361, $0.016, and $0.02, and differing expiration dates from 2026 through 2032.

What was the exercise price of the Omnitek Engineering (OMTK) options exercised by John P. Palumbo?

The options exercised by John P. Palumbo on January 26, 2026 had an exercise price of $0.09 per share. The Form 4/A identifies this as a stock option transaction with 50,000 underlying shares of Omnitek Engineering common stock at that exercise price.

What is John P. Palumbo’s role at Omnitek Engineering Corp (OMTK) according to the filing?

According to the Form 4/A, John P. Palumbo is a director of Omnitek Engineering Corp. The relationship section of the filing indicates his status as a director, and the form is filed as a single reporting person under Section 16 reporting requirements.

What transaction code is associated with John P. Palumbo’s Omnitek Engineering (OMTK) option activity?

The Omnitek Engineering Form 4/A shows transaction code “E” for John P. Palumbo’s January 26, 2026 stock option transaction. Code E typically indicates an option exercise, aligning with the reported 50,000 underlying common shares at a $0.09 exercise price.

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

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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^*

PALUMBO JOHN M

(Last) (First) (Middle)

(Street)

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Omnitek Engineering Corp [ OMTK ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/26/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)
01/28/2026

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

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

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								149,820	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
Stock Option	$0.09	01/26/2026	01/26/2026	E			50,000	01/16/2019	01/26/2026	Common Stock	50,000	$0.09	300,000	D
Stock Option	$0.06							03/27/2020	03/26/2027	Common Stock	50,000		300,000	D
Stock Option	$0.105							03/10/2021	03/09/2028	Common Stock	50,000		300,000	D
Stock Option	$0.0531							04/18/2022	04/17/2029	Common Stock	50,000		300,000	D
Stock Option	$0.0361							04/18/2023	04/17/2030	Common Stock	50,000		300,000	D
Stock Option	$0.016							04/25/2024	04/24/2031	Common Stock	50,000		300,000	D
Stock Option	$0.02							04/24/2025	04/23/2032	Common Stock	50,000		300,000	D

Explanation of Responses:

	John P. Palumbo	01/28/2026
	** 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.