Welcome to our dedicated page for Ultralife SEC filings (Ticker: ULBI), 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 Ultralife Corporation (ULBI) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Ultralife is a Delaware corporation listed on the NASDAQ Stock Market, and its filings offer detailed insight into its Battery & Energy Products and Communications Systems segments, capital structure and governance.
Through this page, users can review annual reports on Form 10-K and quarterly reports on Form 10-Q, which present consolidated financial statements, segment revenues, gross profit, operating income or loss, and information on backlog and non-GAAP metrics such as adjusted EBITDA and adjusted EPS. These reports also reflect the impact of acquisitions, including the purchase of Electrochem Solutions, Inc., and related financing and integration costs.
Ultralife’s current reports on Form 8-K document material events such as the release of quarterly results, changes in its independent registered public accounting firm, and other significant developments. For example, 8-K filings dated August 7, 2025 and November 18, 2025 reference press releases on second and third quarter results, while an 8-K dated August 27, 2025 describes the appointment of a new independent auditor.
The company also files Form 12b-25 (NT 10-K and NT 10-Q) notifications of late filing when additional time is required to complete financial reporting, as seen in the March 7, 2025 and November 7, 2025 notices related to the integration of Electrochem’s accounting systems. On Stock Titan, AI-powered tools can help summarize these filings, highlight key changes in revenues, expenses and auditor relationships, and make it easier to understand the implications for ULBI stock without reading every line of each document.
Ultralife Corporation reports its 2025 annual results with continued growth in batteries and a weak year for communications systems, alongside a sizable non-cash brand write-down. Battery & Energy Products revenue rose to $178,042 with segment contribution of $20,223, up from $144,081 and $18,997 in 2024. Communications Systems revenue fell to $13,117 with a segment loss of $1,290, versus revenue of $20,375 and contribution of $1,191 a year earlier.
Corporate operating expenses increased to $24,835, including a $12,181 non-cash impairment tied to a global rebranding that consolidates multiple sub-brands under the Ultralife name. Research and development spending grew to $12,079, and total backlog reached about $110,000. As of March 20, 2026, Ultralife had 16,656,503 common shares outstanding and 678 employees worldwide.
Ultralife Corp’s largest disclosed shareholder group has increased its stake. Amendment No. 10 to a Schedule 13D reports that Bradford T. Whitmore and affiliated entities now beneficially own 6,599,957 shares of Ultralife common stock, representing 39.6% of the class, based on 16,648,947 shares outstanding as of November 10, 2025.
Whitmore Holdings, LLC purchased a total of 187,512 shares in open-market transactions from March 12 through March 16, 2026, at various prices generally between the mid‑$5 and about $7 per share, using working capital. The filers state they have no present plans for corporate actions such as mergers, asset sales, or control changes but may review their investment and consider future plans over time.
Ultralife Corp director and 10% owner Bradford T. Whitmore, through Whitmore Holdings, LLC, reported open-market purchases of a total of 187,512 shares of Common Stock over three days. The shares were bought at weighted average prices of $5.9663, $6.3244, and $6.759 per share.
Following these purchases, Whitmore Holdings, LLC held 1,941,759 shares. Separately, the filing shows 205,915 shares held directly and 4,452,283 shares held indirectly through SUNRAY I, LLC, where Whitmore is an indirect beneficial owner.
Ultralife Corp President and CEO Michael Edward Manna reported buying a total of 2,000 shares of Ultralife common stock in open-market transactions. The purchases took place on March 12, 2026 at prices of $6.01 and $6.031 per share.
Following these transactions, Manna directly owns 26,874 shares of Ultralife common stock. Both transactions are classified as non-derivative, open-market purchases, indicating a net increase in his direct equity holdings.
Ultralife Corporation reported fourth-quarter and full-year 2025 results showing solid revenue growth but a GAAP net loss driven by a non-cash brand write-down. Q4 revenue rose 10.6% to $48.5 million, led by 15.1% growth in Battery & Energy Products, while Communications Systems revenue fell 35.2% to $2.6 million on order timing.
Backlog increased to $110.2 million at year-end, up from $90.3 million in the prior quarter. Ultralife recorded a $12.2 million impairment on tradename and trademark intangibles tied to consolidating multiple acquired brands under the Ultralife master brand. This contributed to a Q4 net loss attributable to Ultralife of $7.4 million, or $(0.45) per share, compared with $0.2 million, or $0.01 per share, a year earlier.
Despite the impairment, adjusted EBITDA improved to $5.7 million in Q4 2025, or 11.7% of sales, versus $3.9 million or 8.9% a year ago, and reached $17.3 million on a trailing twelve‑month basis. Management highlighted operational restructuring, a unified brand strategy and strengthened plant leadership as steps intended to support profitable growth, cash generation and debt reduction in 2026.
Ultralife Corp received a Schedule 13G reporting a significant shareholder. Visionary Wealth Advisors, signed for by Chief Compliance Officer Ryan Barke, reports beneficial ownership of 1,090,207 shares of Ultralife common stock, representing 6.6% of the class as of 12/31/2025.
The filer has sole voting power over 9,000 shares, no shared voting power, no sole dispositive power, and shared dispositive power over 1,090,207 shares. The holdings are certified as acquired and held in the ordinary course of business, not for the purpose of changing or influencing control of Ultralife.
Ultralife Corp director and 10% owner Bradford T. Whitmore reported purchases of the company’s common stock in mid-December 2025.
He bought 9,530 shares on December 12, 2025 at a weighted average price of $5.6257, 14,882 shares on December 15, 2025 at $5.6621, and 28,588 shares on December 16, 2025 at $5.7026, all through Whitmore Holdings, LLC.
Following these transactions, he beneficially owned 1,235,631 Ultralife shares through Whitmore Holdings, 4,452,283 shares through Sunray I, LLC, 518,616 shares through Grace Brothers, LP, and directly held 205,915 shares of common stock.
Ultralife Corp director Janie Goddard reported buying 1,739 shares of the company's common stock on 12/15/2025 at a price of $5.75 per share, according to a Form 4 insider filing.
After this purchase, she beneficially owns 7,668 Ultralife shares held directly.
Ultralife Corp (ULBI) director share purchase reported. A company director filed a Form 4 disclosing the open-market purchase of 1,750 shares of Ultralife Corp common stock on 11/24/2025 at a price of $5.67 per share. Following this transaction, the director now beneficially owns 71,000 shares held directly. The filing notes the transaction as a purchase of non-derivative common stock and indicates it was reported by a single reporting person.