Here are the Form 4 insider transactions from Omnitek Engineering Corp (OMTK) in our archive over the last 12 months, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow OMTK and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full OMTK filings page.
Omnitek Engineering Corp (symbol: OMTK) is the issuer of record for a Form 4 filing submitted to the SEC. Werner Funk, a VP and director, reported the disposition on September 29, 2026, of seven directly held stock-option positions over common stock: 50,000 shares at an exercise price of $0.0660; 300,000 at $0.1155; 50,000 at $0.0584; 50,000 at $0.0397; 50,000 at $0.1800; 300,000 at $0.0150; and 50,000 at $0.0220 per share. Six long positions were described as expiring or being canceled with value received, and one short position as expiring. Werner Funk Trust is listed with 8,386,932 common shares held indirectly.
John M. Palumbo reported disposition transactions in this Form 4 filing. John M. Palumbo, a director of Omnitek Engineering Corp (OMTK), reported disposal of six stock-option positions through expiration or cancellation on September 29, 2026. Each position covered 50,000 common shares; the records list per-share figures of 0.0600, 0.1050, 0.0531, 0.0361, 0.0160 and 0.0200. The form also lists 149,820 common shares held directly. No Rule 10b5-1 plan is reported.
Gary S. Maier reported disposition transactions in this Form 4 filing. Omnitek Engineering Corp (OMTK) director Gary S. Maier reported the expiration or cancellation for value received of six directly held stock-option positions on September 29, 2026. Each covered 50,000 common shares; the reported per-share amounts were $0.0600, $0.1050, $0.0531, $0.0361, $0.0160 and $0.0200. No Rule 10b5-1 plan is reported.
Omnitek Engineering Corp. insider Werner Funk, who serves as CEO, CFO, Secretary, director, and a 10% owner, reported his holdings as of 01/15/2026. He directly beneficially owns 8,386,932 shares of common stock.
The filing also lists multiple stock option awards. A derivative transaction on 01/15/2026 involves 50,000 stock options with an exercise price of $0.099 per share, and Funk reports holding a total of 850,000 stock options across various grants with exercise prices ranging from $0.015 to $0.18 and expirations between 2027 and 2032, all held directly.
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.
Omnitek Engineering Corp director Gary S. Maier reported a derivative transaction involving 50,000 stock options at $0.09 per share on common stock. After this January 15, 2026 transaction, he beneficially owns 300,000 stock options and 121,500 shares of Omnitek common stock.
The 121,500 common shares include 10,000 shares owned by Mr. Maier’s spouse, which are counted in his reported beneficial ownership.
Omnitek Engineering Corp director John M. Palumbo reported a stock option transaction on January 26, 2026. He exercised 50,000 stock options at an exercise price of $0.09 per share, each option corresponding to one share of common stock.
Following this transaction, Palumbo holds 149,820 shares of Omnitek common stock directly. He also holds multiple stock option grants with different exercise prices and expiration dates, with the main reported grant showing 300,000 stock options beneficially owned after the transaction.