Welcome to our dedicated page for Acorn Energy SEC filings (Ticker: ACFN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Acorn Energy, Inc. (ACFN) SEC filings page on Stock Titan provides access to the company’s official regulatory disclosures, alongside AI-powered summaries that help explain their contents. As a Nasdaq-listed holding company whose revenue is derived from its 99%-owned subsidiary OmniMetrix, Acorn files periodic and current reports that detail its financial condition, operating performance and corporate governance.
Investors can use this page to review annual reports on Form 10-K and quarterly reports on Form 10-Q, which describe Acorn’s IoT remote monitoring and control business for stand-by generators, gas pipelines, air compressors and other industrial equipment. These reports typically include segment information, discussions of recurring monitoring revenue versus hardware revenue, and risk factors related to its operations.
The filings page also surfaces current reports on Form 8-K, which Acorn uses to announce material events such as quarterly financial results, uplisting to the Nasdaq Capital Market and outcomes of its annual meeting of stockholders. For example, Form 8-K filings have referenced press releases on quarterly earnings and voting results on director elections, auditor ratification and advisory votes on executive compensation.
In addition, users can track proxy statements related to executive compensation and board matters, as well as any Form 4 insider transaction reports that may be filed by Acorn’s officers, directors or large shareholders. These documents provide insight into governance, incentives and ownership changes.
Stock Titan’s AI tools summarize lengthy filings, highlight key financial and operational points, and make it easier to locate information on monitoring revenue, hardware deployments, major contracts and tax matters discussed in Acorn’s reports. Real-time updates from EDGAR ensure that new ACFN filings, including 10-Ks, 10-Qs, 8-Ks and insider forms, are added promptly so investors can analyze Acorn Energy’s regulatory disclosures efficiently.
Acorn Energy reported 2025 revenue of $11.48 million, up 5% from 2024, driven by a 22% increase in high-margin monitoring revenue to $5.56 million, while hardware revenue declined 8% to $5.92 million.
Gross margin improved to 77%, lifting operating income slightly to $1.99 million from $1.94 million. Net income attributable to stockholders fell to $2.51 million, or $0.99 per diluted share, versus $6.29 million, or $2.51 per diluted share, mainly because the prior year included a much larger deferred tax benefit. Cash increased to $4.45 million at year-end 2025, supported by $2.09 million of operating cash flow.
Acorn Energy reported 2025 revenue of $11.5M, up 5% from 2024, with net income attributable to stockholders of $2.5M. Gross margin improved to 77% as higher-margin monitoring services grew.
Power Generation provided 94% of revenue, Cathodic Protection 6%. Monitoring revenue rose 22% to $5.6M, while hardware sales fell 8% to $5.9M. Cash was $4.5M and working capital $3.2M at December 31, 2025, and management believes liquidity is sufficient for at least twelve months.
Acorn Energy director exercises stock options and adds shares
Acorn Energy director Samuel M. Zentman exercised 625 stock options at an exercise price of $4.96 per share on February 5, 2026, receiving the same number of common shares. These options were originally granted on February 5, 2019 under the company’s Amended and Restated 2006 Stock Incentive Plan for his Board service.
Following this transaction, Zentman directly owns 7,242 shares of Acorn Energy common stock. The option position reported in this filing was fully exercised, leaving 0 derivative securities of this grant outstanding.
Acorn Energy director Michael Osterer reported an option exercise and related share holdings. On February 5, 2026, he exercised 625 stock options with a conversion price of $4.96 per share, acquiring 625 shares of common stock at $4.96 each.
Following this transaction, he held 126,211 shares of Acorn Energy common stock directly. The filing also reports 52,083 shares of common stock held indirectly by UE Systems Inc., over which Mr. Osterer shares voting and dispositive power.
Acorn Energy director Gary Mohr exercised stock options for 625 shares of common stock on 02/05/2026. The options had a $4.96 exercise price and were granted under the company’s Amended and Restated 2006 Stock Incentive Plan for Board service.
Following the transaction, Mohr directly owns 17,661 shares of Acorn Energy common stock. He also has indirect beneficial ownership of additional shares, including 52,083 held by UE Systems Inc., 664 held by an IRA, and 17 held by his son, over which he shares voting and dispositive power.
Acorn Energy director Michael Osterer was granted 3,125 stock options on January 19, 2026 under the company’s compensation policy for non-employee directors. The options have an exercise price of $19.02 per share and were reported as directly owned following the grant.
One-fourth of the options are immediately exercisable, with additional one-fourth portions becoming exercisable on April 1, 2026, July 1, 2026 and October 1, 2026. The options expire on the earlier of January 1, 2033 or 18 months after Osterer ceases serving as a director, officer, employee or consultant.
Acorn Energy director Peter Rabover was granted 3,125 stock options on 01/19/2026 as part of the company’s compensation policy for non-employee directors. The options have an exercise price of $19.02 per share and are held directly by Rabover.
One-fourth of the options are immediately exercisable, with additional one-fourth portions becoming exercisable on 04/01/2026, 07/01/2026 and 10/01/2026. The options expire on the earlier of 01/01/2033 or 18 months after Rabover ceases to be a director, officer, employee or consultant of the company. Following this grant, he beneficially owns 3,125 derivative securities linked to Acorn Energy common stock.
Acorn Energy, Inc. director stock option grant: On 01/19/2026, director Samuel M. Zentman received a grant of stock options for 3,125 shares of Acorn Energy common stock at a conversion/exercise price of $19.02 per share. The grant was made under the company’s compensation policy for non-employee directors.
One-fourth of these options are exercisable immediately, with additional one-fourth portions becoming exercisable on 04/01/2026, 07/01/2026, and 10/01/2026. The options expire on the earlier of 01/01/2033 or 18 months after Zentman ceases to serve as a director, officer, employee, or consultant. Following this grant, he beneficially owns 3,125 derivative securities directly.
Acorn Energy, Inc. insider Jan H. Loeb, who serves as President, CEO, director, and a 10% owner, reported receiving a grant of stock options on 01/19/2026. The filing shows an award of 25,000 stock options for Acorn common stock at an exercise price of $19.02 per share, granted for no cash payment under a consulting agreement with the company.
One-twelfth of these options vested and became exercisable immediately, with the remaining portion vesting in eleven equal quarterly installments beginning 4/1/26. The options expire on the earlier of 1/1/33 or 18 months after Loeb is no longer a director, officer, employee, or consultant. Following this grant, Loeb beneficially owns 25,000 derivative securities in the form of these options, held directly.
Acorn Energy CFO Clifford Tracy Simmons reported a grant of 25,000 stock options on common stock, dated 01/19/2026. The options have an exercise price of $19.02 per share and were granted for no cash consideration. They were issued pursuant to a consulting agreement between Acorn Energy and Tracy Clifford Consulting, LLC.
According to the vesting terms, one-twelfth of the options vested and became exercisable immediately, with the remaining options vesting in eleven equal quarterly installments beginning 04/01/2026. The options expire on the earlier of 01/01/2033 or 18 months after Simmons ceases to serve as a director, officer, employee, or consultant of the company.