Welcome to our dedicated page for Adtran SEC filings (Ticker: ADTN), 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 ADTRAN Holdings, Inc. (ADTN) SEC filings page on Stock Titan provides access to the company’s U.S. Securities and Exchange Commission disclosures, including current reports on Form 8-K and other key documents. ADTRAN Holdings, Inc., the parent of Adtran, Inc., files regulatory reports that describe its financial results, capital structure decisions, governance matters and executive compensation arrangements.
Recent Form 8-K filings cover quarterly financial results, where the company reports revenue, margins, operating performance and reconciliations between GAAP and non-GAAP measures. These filings often reference accompanying press releases and investor presentations used in earnings webcasts. Other 8-Ks detail outcomes of annual stockholder meetings, including director elections, advisory votes on executive compensation and auditor ratification.
Filings also describe financing activities, such as the issuance of 3.75% convertible senior notes due 2030 under an indenture with U.S. Bank Trust Company, National Association as trustee. These disclosures outline the notes’ interest rate, maturity, conversion rights, redemption provisions, events of default and related capped call transactions intended to address potential dilution or cash obligations upon conversion. Additional 8-Ks explain amendments to the Wells Fargo credit agreement and how proceeds from the notes are expected to be used, including repayment of borrowings and cash collateralization of obligations.
Other regulatory documents include reports on executive employment agreements and compensation structures, such as amendments to the Chief Technology Officer’s employment agreement that specify base salary, incentive cash bonus opportunities and equity-based awards tied to revenue and adjusted earnings before interest and taxes.
Stock Titan’s platform enhances these filings with AI-powered summaries that explain complex terms, highlight key changes and help readers understand the implications of items such as convertible notes, credit agreement amendments and compensation plans. Users can quickly locate Forms 8-K, 10-K, 10-Q and Form 4 insider transaction reports as they become available from EDGAR, while AI-generated insights assist in interpreting lengthy documents without replacing the original filings.
ADTRAN Holdings, Inc. reported first‑quarter 2026 revenue of $286.1 million, up from $247.7 million a year earlier, driven mainly by higher Network Solutions sales. Network Solutions contributed $237.9 million and Services & Support $48.1 million.
Gross profit rose to $113.0 million, and the company generated operating income of $6.4 million versus an operating loss in the prior year. After interest, investment losses and taxes, net income was $0.9 million, but net loss attributable to ADTRAN common shareholders was $1.3 million, or $(0.01) per share.
Cash and cash equivalents were $88.3 million, with $12.7 million provided by operating activities. Inventory, net, was $209.0 million. The balance sheet shows a $25.0 million revolving credit draw and $201.3 million of convertible senior notes due 2030, supporting total assets of $1.19 billion and equity of $137.5 million.
The company continues to operate under its Domination and Profit and Loss Transfer Agreement with Adtran Networks, accruing $2.2 million of Annual Recurring Compensation this quarter and disclosing potential Exit Compensation obligations of about €304.4 million (approximately $351.7 million) if all minority shareholders tender their shares.
ADTRAN Holdings, Inc. reported first-quarter 2026 revenue of $286.1 million, up 15.5% year-over-year, driven by growth in optical networking, access and subscriber solutions. GAAP gross margin was 39.5%, while non-GAAP gross margin improved to 43.0%.
The company generated GAAP operating income of $6.4 million, for a GAAP operating margin of 2.2%. On a non-GAAP basis, operating income was $19.9 million and operating margin reached 6.9%, up from 3.9% a year earlier, reflecting better product and customer mix.
GAAP diluted loss per share was $(0.01), compared with $(0.14) a year ago, while non-GAAP diluted earnings per share rose to $0.14 from $0.03. Net cash provided by operating activities was $12.7 million, but non-GAAP free cash flow was $(3.3) million after capital spending. Cash and cash equivalents were $88.3 million at quarter-end.
Management highlighted continued broadband momentum, European high-risk vendor displacement and early AI infrastructure opportunities, including the new LiteWave800™ intra-data center product. For second quarter 2026, ADTRAN expects revenue between $283.0 million and $303.0 million and a non-GAAP operating margin of 5.0%–9.0%.
ADTRAN Holdings Inc reported that Vanguard Portfolio Management beneficially owns 4,868,836 shares of common stock, representing 6.03% of the class. The filing states Vanguard has sole dispositive power for 4,868,836 shares and sole voting power for 97,384 shares. The Schedule 13G notes holdings include shares managed across Vanguard affiliates and funds.
The filing is signed by Ashley Grim as Head of Global Fund Administration on 04/28/2026. No additional transactions, proceeds, or changes in ownership percentage are disclosed in the provided excerpt.
ADTRAN Holdings updated its CEO compensation structure and granted new long-term performance share awards to top executives. The board-approved amendment to CEO Thomas Stanton’s employment agreement removes an annual performance share award based solely on relative total shareholder return and revises how his long-term performance shares are measured.
The CEO’s long-term performance shares will continue to focus on Adjusted EBIT over a multi-year period, but results will now also be adjusted based on relative total shareholder return. The company also granted new multi-year performance share units to the CEO, Chief Revenue Officer, and CFO under its 2024 stock plan, aligning their potential equity awards with multi-year profitability and shareholder return targets.
Wilson James Denson Jr reported acquisition or exercise transactions in this Form 4 filing.
ADTRAN Holdings, Inc. Chief Revenue Officer Wilson James Denson Jr received a grant of 24,908 shares of common stock in the form of restricted stock units. These RSUs vest in four equal annual installments beginning on the first anniversary of the grant date. After this award, he directly holds about 152,609.486 shares, and indirectly holds 4,246.251 shares through a 401(k) plan.
Santo Timothy P reported acquisition or exercise transactions in this Form 4 filing.
ADTRAN Holdings, Inc. reported that SVP of Finance and CFO Timothy P. Santo received a grant of 28,252 shares of Common Stock in the form of restricted stock units at no cash cost per share. These restricted stock units vest in four equal annual installments beginning on the first anniversary of the grant date. Following this grant, Santo directly holds 53,345 shares of the company’s common stock.
STANTON THOMAS R reported acquisition or exercise transactions in this Form 4 filing.
ADTRAN Holdings, Inc. Chairman & CEO Stanton R. Thomas reported a compensation-related equity award, not an open-market trade. He received 170,723 shares of Common Stock as a grant of restricted stock units. These units vest in four equal annual installments beginning on the first anniversary of the grant date. Following this award, Thomas directly holds 1,126,553.51 shares of ADTRAN common stock.
ADTRAN Holdings is asking stockholders to vote at its virtual 2026 annual meeting on May 13, 2026. The board recommends electing six directors, approving a Delaware charter amendment to extend limited liability protections to certain officers, holding an advisory vote on executive pay, and ratifying PricewaterhouseCoopers LLP as auditor for 2026.
The company highlights 2025 performance, with revenue of $1,083.8 million, up 17.5% from 2024, and GAAP gross margin improving to 38.3% (non‑GAAP 42.1%). As of March 16, 2026, there were 80,698,206 common shares outstanding. Major holders include The Vanguard Group (10.1%), BlackRock (8.2%) and EGORA Ventures (6.6%).
The proxy details board structure, committee independence, cybersecurity oversight and sustainability efforts, as well as a pay program that ties senior executive compensation to financial results and three‑year relative total shareholder return.