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    ADTN

    ADTRAN Holdings, Inc.

    Company overview

    Market capitalization
    $554.07M
    Employees
    3,201
    Latest publication
    2026-09-29
    About ADTRAN Holdings, Inc.

    ADTRAN Holdings, Inc. provides networking and communications platforms, software, systems, and services in the United States, Germany, the United Kingdom, and internationally. It operates through two segments, Network Solutions, and Services & Support. It offers residential gateways; ethernet passive optical network ONUs; gigabit passive optical network/XGS-PON ONTs; routers, and switches; edge cloud; carrier ethernet network interface devices; Optical Line Terminals; Packet Aggregation, Copper Access, and Oscilloquartz; optical transport and engine solutions; infrastructure monitoring solution; and training, professional, software, and managed services. The company provides various software, such as Mosaic One SaaS, n-Command, Procloud, MCP, AOE, and ACI-E. It serves large, medium, and small service providers; alternative service providers, such as utilities, municipalities and fiber overbuilders; cable/MSOs; and SMBs and distributed enterprises. ADTRAN Holdings, Inc. was incorporated in 1985 and is headquartered in Huntsville, Alabama.

    Company website

    Financial statements

    Income Quarterly

    Exact reported values; units shown beside each amount. Missing values are —.
    MetricQ2 20262026-06-30 · USDQ2 20222022-06-30 · USDQ1 20222022-03-31 · USDQ2 20212021-06-30 · USDQ3 20202020-09-30 · USDQ2 20192019-06-30 · USDQ3 20172017-09-30 · USDQ2 20172017-06-30 · USD
    Total Revenue281,146,000USD172,038,000USD154,518,000USD143,232,000USD133,143,000USD156,391,000USD185,112,000USD184,673,000USD
    Cost Of Revenue177,195,000USD109,532,000USD100,202,000USD80,564,000USD74,181,000USD91,376,000USD98,614,000USD100,041,000USD
    Gross Profit103,951,000USD62,506,000USD54,316,000USD62,668,000USD58,962,000USD65,015,000USD86,498,000USD84,632,000USD
    Research Development53,779,000USD26,500,000USD26,491,000USD27,871,000USD27,223,000USD32,064,000USD33,528,000USD33,501,000USD
    Selling General Administrative60,243,000USD10,537,516USD27,893,000USD30,866,000USD27,205,000USD33,619,000USD34,652,000USD34,683,000USD
    Total Operating Expenses114,022,000USD54,373,000USD54,384,000USD58,737,000USD54,428,000USD64,453,000USD68,180,000USD68,184,000USD
    Operating Income-10,071,000USD8,133,000USD-68,000USD3,931,000USD4,534,000USD562,000USD18,318,000USD16,363,000USD
    Total Other Income Expense Net2,155,000USD-3,842,000USD-3,467,000USD2,282,000USD1,509,000USD2,845,000USD980,000USD1,506,000USD
    Interest Expense4,234,000USD94,000USD30,000USD6,000USD344,000USD127,000USD139,000USD137,000USD
    Income Before Tax-7,916,000USD4,291,000USD-3,535,000USD6,213,000USD6,043,000USD3,407,000USD19,207,000USD17,869,000USD
    Income Tax Expense788,000USD2,148,000USD-2,408,000USD1,127,000USD562,000USD-588,000USD3,309,000USD5,468,000USD
    Net Income-8,704,000USD2,143,000USD-1,127,000USD5,086,000USD5,481,000USD3,995,000USD15,898,000USD12,401,000USD
    Minority Interest2,201,000USD—————0USD0USD
    Unclassified Operating Expenses—17,335,484USD———-1,230,000USD——
    Interest Income—217,000USD204,000USD253,000USD344,000USD692,000USD——
    Net Interest Income—123,000USD174,000USD247,000USD344,000USD565,000USD——
    Tax Provision—2,148,000USD-2,408,000USD1,127,000USD562,000USD-588,000USD——
    Net Income From Continuing Ops—2,143,000USD-1,127,000USD5,086,000USD5,481,000USD3,995,000USD15,898,000USD12,401,000USD
    Ebit—4,385,000USD-3,505,000USD6,219,000USD6,043,000USD3,535,000USD19,346,000USD18,006,000USD
    Ebitda—7,959,000USD156,000USD10,219,000USD10,164,000USD7,951,000USD23,003,000USD22,060,000USD
    Depreciation And Amortization—3,574,000USD3,661,000USD4,000,000USD4,121,000USD4,416,000USD3,657,000USD4,054,000USD
    Reconciled Depreciation—3,574,000USD3,661,000USD4,110,000USD4,121,000USD4,417,000USD3,657,000USD4,054,000USD
    Non Operating Income Net Other—-3,748,000USD-3,437,000USD2,288,000USD1,509,000USD2,972,000USD19,000USD168,000USD
    Net Income Applicable To Common Shares—2,143,000USD-1,127,000USD5,086,000USD5,481,000USD3,995,000USD15,898,000USD12,401,000USD
    Discontinued Operations——————0USD0USD
    SourceDisclosureDeterministicFinalLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacy

    Income Yearly

    Exact reported values; units shown beside each amount. Missing values are —.
    MetricFY 20172017-12-31 · USDFY 20162016-12-31 · USDFY 20152015-12-31 · USDFY 20142014-12-31 · USDFY 20132013-12-31 · USDFY 20122012-12-31 · USDFY 20112011-12-31 · USDFY 20102010-12-31 · USD
    Total Revenue666,583,000USD636,781,000USD600,064,000USD630,007,000USD641,744,000USD620,614,000USD717,229,000USD605,674,000USD
    Cost Of Revenue362,930,000USD345,437,000USD333,167,000USD318,680,000USD332,858,000USD303,971,000USD302,911,000USD246,811,000USD
    Gross Profit303,653,000USD291,344,000USD266,897,000USD311,327,000USD308,886,000USD316,643,000USD414,318,000USD358,863,000USD
    Research Development130,434,000USD124,804,000USD129,876,000USD132,258,000USD131,055,000USD125,951,000USD100,301,000USD90,300,000USD
    Selling General Administrative135,489,000USD131,805,000USD123,542,000USD131,958,000USD129,366,000USD134,523,000USD124,879,000USD114,699,000USD
    Total Operating Expenses265,923,000USD256,609,000USD253,418,000USD264,216,000USD260,421,000USD260,474,000USD225,180,000USD204,999,000USD
    Operating Income37,386,000USD34,735,000USD13,479,000USD47,111,000USD48,465,000USD56,169,000USD189,138,000USD153,864,000USD
    Interest Income4,380,000USD3,918,000USD13,183,000USD—————
    Interest Expense556,000USD572,000USD596,000USD677,000USD2,325,000USD2,347,000USD2,398,000USD2,436,000USD
    Net Interest Income3,824,000USD3,346,000USD——————
    Income Before Tax44,680,000USD46,895,000USD25,708,000USD59,906,000USD60,855,000USD72,965,000USD206,142,000USD168,189,000USD
    Income Tax Expense20,847,000USD11,666,000USD7,062,000USD15,286,000USD15,061,000USD25,702,000USD67,565,000USD54,200,000USD
    Tax Provision20,847,000USD11,666,000USD7,062,000USD—————
    Net Income23,833,000USD35,229,000USD18,646,000USD44,620,000USD45,794,000USD47,263,000USD138,577,000USD113,989,000USD
    Net Income From Continuing Ops23,840,000USD35,229,000USD18,646,000USD44,620,000USD45,794,000USD47,263,000USD138,577,000USD113,989,000USD
    Ebit45,243,000USD47,467,000USD26,304,000USD60,583,000USD63,180,000USD75,312,000USD208,540,000USD170,625,000USD
    Ebitda60,935,000USD61,874,000USD40,549,000USD75,428,000USD77,808,000USD89,391,000USD220,039,000USD181,170,000USD
    Depreciation And Amortization15,692,000USD14,407,000USD14,245,000USD14,845,000USD14,628,000USD14,079,000USD11,499,000USD10,545,000USD
    Reconciled Depreciation15,692,000USD———————
    Total Other Income Expense Net7,301,000USD12,322,000USD12,229,000USD12,795,000USD12,390,000USD16,796,000USD17,004,000USD14,325,000USD
    Non Operating Income Net Other2,821,000USD12,732,000USD12,825,000USD6,194,000USD6,101,000USD9,593,000USD6,948,000USD5,753,000USD
    Net Income Applicable To Common Shares23,840,000USD35,229,000USD18,646,000USD44,620,000USD45,794,000USD47,263,000USD138,577,000USD113,989,000USD
    SourceLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacy

    Balance sheet Quarterly

    Exact reported values; units shown beside each amount. Missing values are —.
    MetricQ2 20262026-06-30 · USDQ1 20262026-03-31 · USDQ4 20252025-12-31 · USDQ3 20252025-09-30 · USDQ2 20252025-06-30 · USDQ1 20252025-03-31 · USDQ4 20242024-12-31 · USDQ3 20242024-09-30 · USD
    Total Assets1,149,961,000USD1,185,067,000USD1,204,493,000USD1,208,908,000USD1,216,295,000USD1,193,239,000USD1,171,419,000USD1,273,146,000USD
    Cash And Equivalents79,236,000USD———————
    Long Term Investments1,016,000USD937,000USD1,022,000USD35,279,000USD1,072,000USD29,252,000USD32,060,000USD31,506,000USD
    Total Current Assets617,786,000USD634,215,000USD635,224,000USD603,117,000USD607,228,000USD611,847,000USD599,140,000USD638,856,000USD
    Other Current Assets60,432,000USD74,393,000USD67,218,000USD91,872,000USD79,618,000USD74,123,000USD68,296,000USD69,112,000USD
    Other Non Current Assets64,110,000USD———————
    Total Liabilities661,304,000USD———————
    Total Current Liabilities344,805,000USD359,206,000USD361,860,000USD307,752,000USD309,660,000USD303,441,000USD293,473,000USD304,824,000USD
    Other Non Current Liabilities16,028,000USD———————
    Total Equity Including Noncontrolling Interest129,497,000USD———————
    Deferred Revenue78,711,000USD———————
    Deferred Revenue Non Current24,959,000USD———————
    Net Receivables205,761,000USD228,736,000USD221,400,000USD193,808,000USD181,258,000USD182,764,000USD193,266,000USD198,362,000USD
    Inventory208,778,000USD209,003,000USD215,736,000USD223,755,000USD240,081,000USD253,639,000USD261,557,000USD282,926,000USD
    Property Plant Equipment Net123,002,000USD123,849,000USD124,384,000USD121,465,000USD111,936,000USD109,609,000USD106,454,000USD147,428,000USD
    Goodwill58,336,000USD———————
    Intangible Assets269,488,000USD281,280,000USD294,047,000USD302,281,000USD310,169,000USD293,064,000USD284,893,000USD286,098,000USD
    Accounts Payable169,322,000USD170,605,000USD167,337,000USD188,947,000USD178,287,000USD171,912,000USD171,825,000USD173,354,000USD
    Common Stock815,000USD808,000USD802,000USD801,000USD800,000USD800,000USD795,000USD792,000USD
    Retained Earnings-736,379,000USD-731,345,000USD-730,010,000USD-728,714,000USD-719,183,000USD-700,502,000USD-688,813,000USD-635,164,000USD
    Accumulated Other Comprehensive Income64,194,000USD70,046,000USD78,877,000USD74,655,000USD78,355,000USD31,632,000USD11,254,000USD47,377,000USD
    Total Liab—678,525,000USD685,335,000USD665,237,000USD644,593,000USD631,412,000USD621,525,000USD637,376,000USD
    Total Stockholder Equity—137,525,000USD145,830,000USD141,583,000USD169,613,000USD138,893,000USD126,951,000USD213,994,000USD
    Other Current Liab—92,236,000USD106,982,000USD61,242,000USD67,659,000USD65,070,000USD67,011,000USD74,848,000USD
    Capital Stock—808,000USD802,000USD801,000USD800,000USD791,000USD795,000USD792,000USD
    Good Will—59,003,000USD59,983,000USD59,919,000USD60,194,000USD55,261,000USD52,918,000USD56,884,000USD
    Cash—88,270,000USD95,696,000USD93,682,000USD106,271,000USD101,321,000USD76,021,000USD88,456,000USD
    Cash And Short Term Investments—122,083,000USD130,870,000USD93,682,000USD106,271,000USD101,321,000USD76,021,000USD88,456,000USD
    Current Deferred Revenue—90,752,000USD87,541,000USD57,563,000USD62,695,000USD66,459,000USD52,701,000USD54,615,000USD
    Net Debt—155,095,000USD149,342,000USD150,150,000USD111,692,000USD115,133,000USD139,480,000USD127,028,000USD
    Short Long Term Debt Total—243,365,000USD245,038,000USD243,832,000USD217,963,000USD216,454,000USD215,501,000USD215,484,000USD
    Long Term Debt—218,425,000USD218,038,000USD217,882,000USD190,180,000USD195,000,000USD189,576,000USD189,849,000USD
    Short Term Investments—33,813,000USD35,174,000USD———0USD—
    Property Plant Equipment Gross—365,399,000USD359,585,000USD456,655,000USD439,684,000USD424,884,000USD409,256,000USD492,893,000USD
    Common Stock Shares Outstanding—80,321,000shares79,877,000shares79,696,000shares79,748,000shares79,534,000shares79,091,000shares78,952,000shares
    Non Current Assets Total—550,852,000USD569,269,000USD605,791,000USD609,067,000USD581,392,000USD572,279,000USD634,290,000USD
    Non Current Liabilities Total—319,319,000USD323,475,000USD357,485,000USD334,933,000USD327,971,000USD328,052,000USD332,552,000USD
    Non Current Liabilities Other—16,646,000USD17,564,000USD11,749,000USD15,599,000USD35,375,000USD17,928,000USD26,489,000USD
    Non Currrent Assets Other—69,560,000USD73,352,000USD69,021,000USD107,870,000USD75,659,000USD78,128,000USD86,677,000USD
    Net Working Capital—275,009,000USD273,364,000USD295,365,000USD297,568,000USD414,212,000USD316,960,000USD334,032,000USD
    Unclassified Non Current Assets—16,223,000USD16,481,000USD17,826,000USD17,826,000USD-12,197,000USD16,720,000USD25,697,000USD
    Unclassified Current Liabilities—5,613,000USD————-5,218,000USD—
    Unclassified Non Current Liabilities—84,248,000USD87,873,000USD127,854,000USD129,154,000USD97,596,000USD120,548,000USD116,214,000USD
    Unclassified Equity—797,208,000USD795,359,000USD794,040,000USD808,841,000USD806,172,000USD802,920,000USD800,197,000USD
    Other Assets—————30,744,000USD1,106,000USD—
    Short Term Debt——————7,154,000USD2,007,000USD
    SourceDisclosureDeterministicFinalLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacy

    Balance sheet Yearly

    Exact reported values; units shown beside each amount. Missing values are —.
    MetricFY 20252025-12-31 · USDFY 20242024-12-31 · USDFY 20232023-12-31 · USDFY 20222022-12-31 · USDFY 20212021-12-31 · USDFY 20202020-12-31 · USDFY 20192019-12-31 · USDFY 20182018-12-31 · USD
    Total Assets1,204,493,000USD1,171,419,000USD1,677,440,000USD1,943,494,000USD569,017,000USD525,679,000USD545,118,000USD628,027,000USD
    Intangible Assets294,047,000USD284,893,000USD337,423,000USD401,211,000USD19,293,000USD23,470,000USD27,821,000USD33,183,000USD
    Other Current Assets67,218,000USD68,296,000USD38,891,000USD65,654,000USD9,511,000USD7,193,000USD7,892,000USD10,744,000USD
    Total Liab685,335,000USD621,525,000USD628,856,000USD639,881,000USD211,915,000USD152,735,000USD164,692,000USD181,748,000USD
    Total Stockholder Equity145,830,000USD126,951,000USD605,257,000USD973,954,000USD357,102,000USD372,944,000USD380,426,000USD446,279,000USD
    Other Current Liab106,982,000USD67,011,000USD55,636,000USD80,117,000USD28,573,000USD27,065,000USD27,766,000USD26,498,000USD
    Common Stock802,000USD795,000USD790,000USD781,000USD797,000USD797,000USD797,000USD797,000USD
    Capital Stock802,000USD795,000USD790,000USD781,000USD797,000USD797,000USD797,000USD797,000USD
    Retained Earnings-730,010,000USD-688,813,000USD-231,706,000USD55,338,000USD740,820,000USD781,813,000USD806,702,000USD883,975,000USD
    Good Will59,983,000USD52,918,000USD358,150,000USD381,724,000USD6,968,000USD6,968,000USD6,968,000USD7,106,000USD
    Cash95,696,000USD76,021,000USD87,167,000USD108,644,000USD56,603,000USD60,179,000USD73,773,000USD105,504,000USD
    Cash And Short Term Investments130,870,000USD76,021,000USD87,167,000USD108,984,000USD56,953,000USD63,310,000USD107,016,000USD108,750,000USD
    Total Current Assets635,224,000USD599,140,000USD716,867,000USD882,358,000USD376,325,000USD316,318,000USD320,310,000USD355,426,000USD
    Total Current Liabilities361,860,000USD293,473,000USD273,999,000USD428,575,000USD155,359,000USD94,193,000USD112,711,000USD118,010,000USD
    Current Deferred Revenue87,541,000USD52,701,000USD42,500,000USD41,193,000USD17,737,000USD14,092,000USD11,963,000USD17,940,000USD
    Net Debt149,342,000USD139,480,000USD146,973,000USD34,697,000USD-53,334,000USD-54,799,000USD-49,173,000USD-80,904,000USD
    Short Term Debt7,092,000USD7,154,000USD7,720,000USD60,534,000USD1,730,000USD1,806,000USD24,600,000USD12,518,000USD
    Short Long Term Debt Total245,038,000USD215,501,000USD234,140,000USD143,341,000USD3,269,000USD5,380,000USD24,600,000USD37,118,000USD
    Long Term Debt218,038,000USD189,576,000USD195,000,000USD60,000,000USD———24,600,000USD
    Long Term Investments1,022,000USD32,060,000USD27,743,000USD32,665,000USD70,615,000USD80,130,000USD94,489,000USD108,822,000USD
    Short Term Investments35,174,000USD0USD340,000USD340,000USD350,000USD3,131,000USD33,243,000USD3,246,000USD
    Net Receivables221,400,000USD193,266,000USD230,385,000USD312,266,000USD169,970,000USD120,358,000USD107,097,000USD136,084,000USD
    Inventory215,736,000USD261,557,000USD360,424,000USD427,531,000USD139,891,000USD125,457,000USD98,305,000USD99,848,000USD
    Accounts Payable167,337,000USD171,825,000USD162,922,000USD237,699,000USD102,489,000USD49,929,000USD44,870,000USD61,054,000USD
    Property Plant Equipment Net124,384,000USD106,454,000USD155,631,000USD110,699,000USD55,766,000USD67,708,000USD68,086,000USD80,635,000USD
    Property Plant Equipment Gross359,585,000USD409,256,000USD448,971,000USD409,800,000USD335,272,000USD62,399,000USD73,708,000USD80,635,000USD
    Accumulated Other Comprehensive Income78,877,000USD11,254,000USD47,530,000USD26,126,000USD-11,914,000USD-11,639,000USD-16,417,000USD-14,416,000USD
    Common Stock Shares Outstanding79,742,000shares78,928,000shares78,416,000shares62,346,000shares48,582,000shares48,288,000shares47,836,000shares47,880,000shares
    Non Current Assets Total569,269,000USD572,279,000USD960,573,000USD1,061,136,000USD192,692,000USD209,361,000USD224,808,000USD272,601,000USD
    Non Current Liabilities Total323,475,000USD328,052,000USD354,857,000USD211,306,000USD56,556,000USD58,542,000USD51,981,000USD63,738,000USD
    Non Current Liabilities Other17,564,000USD17,928,000USD28,657,000USD10,339,000USD4,500,000USD32,676,000USD30,283,000USD33,842,000USD
    Non Currrent Assets Other73,352,000USD78,128,000USD52,332,000USD66,998,000USD30,971,000USD44,760,000USD19,883,000USD5,668,000USD
    Net Working Capital273,364,000USD316,960,000USD457,345,000USD393,784,000USD220,966,000USD223,225,000USD207,599,000USD237,416,000USD
    Unclassified Non Current Assets16,481,000USD17,826,000USD29,294,000USD-59,558,000USD-30,971,000USD-48,969,000USD-27,509,000USD-49,568,000USD
    Unclassified Current Liabilities-7,092,000USD-5,218,000USD5,221,000USD-111,502,000USD4,830,000USD1,301,000USD-21,088,000USD—
    Unclassified Non Current Liabilities87,873,000USD120,548,000USD131,200,000USD-14,200,000USD-35,883,000USD-58,542,000USD-46,163,000USD-34,642,000USD
    Unclassified Equity795,359,000USD802,920,000USD787,853,000USD895,053,000USD288,149,000USD280,669,000USD273,835,000USD266,873,000USD
    Other Assets—-2,200,000USD-1,000USD127,397,000USD40,050,000USD35,294,000USD35,070,000USD86,755,000USD
    Deferred Long Term Liab———26,668,000USD31,383,000USD25,866,000USD21,698,000USD800,000USD
    Other Liab———128,499,000USD56,556,000USD58,542,000USD46,163,000USD39,138,000USD
    Short Long Term Debt———120,534,000USD——24,600,000USD1,000,000USD
    Treasury Stock———-4,125,000USD-661,547,000USD-679,493,000USD-685,288,000USD-691,747,000USD
    Net Tangible Assets———211,606,000USD330,841,000USD342,506,000USD345,637,000USD405,990,000USD
    Unclassified Current Assets———-32,077,000USD————
    SourceLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacy

    Cash flow Quarterly

    Exact reported values; units shown beside each amount. Missing values are —.
    MetricQ1 20262026-03-31 · USDQ4 20252025-12-31 · USDQ3 20252025-09-30 · USDQ2 20252025-06-30 · USDQ1 20252025-03-31 · USDQ4 20242024-12-31 · USDQ3 20242024-09-30 · USDQ2 20242024-06-30 · USD
    Net Income-1,321,000USD311,442,000USD-10,262,000USD-18,258,000USD-8,948,000USD-43,510,000USD-22,141,000USD-49,865,000USD
    Depreciation24,916,000USD23,297,999USD24,967,000USD23,394,000USD21,596,000USD22,564,000USD23,578,000USD22,628,000USD
    Stock Based Compensation1,819,000USD577,000USD1,692,000USD2,678,000USD3,210,000USD3,925,000USD3,630,000USD3,839,000USD
    Other Non Cash Items5,855,000USD-341,868,999USD26,332,000USD3,030,000USD5,303,000USD893,000USD-3,319,000USD3,997,000USD
    Change To Account Receivables-8,608,000USD-23,812,000USD-11,509,000USD10,641,000USD14,180,000USD-1,170,000USD29,863,000USD-2,772,000USD
    Change To Inventory4,671,000USD19,068,000USD15,832,000USD19,249,000USD10,345,000USD5,759,000USD5,005,000USD31,725,000USD
    Change In Working Capital-16,536,000USD33,771,000USD-3,408,000USD19,970,000USD22,177,000USD5,026,000USD38,684,000USD33,245,000USD
    Total Cash From Operating Activities12,670,000USD42,238,000USD12,188,000USD32,160,000USD43,181,000USD4,544,000USD40,717,000USD19,898,000USD
    Capital Expenditures-7,505,000USD-11,671,000USD-7,982,000USD-13,833,000USD-7,399,000USD-14,942,000USD-17,487,000USD-15,995,000USD
    Free Cash Flow5,165,000USD30,567,000USD4,206,000USD18,327,000USD35,782,000USD-10,398,000USD23,230,000USD3,903,000USD
    Investments661,000USD-6,000USD-17,054,000USD-13,755,000USD-18,338,000USD-15,307,000USD-18,367,000USD-15,989,000USD
    Total Cashflows From Investing Activities-15,861,000USD-47,232,000USD-17,055,000USD-13,755,000USD-18,338,000USD-15,307,000USD-17,040,000USD-15,989,000USD
    Total Cash From Financing Activities-1,676,000USD-1,423,000USD1,442,000USD-19,811,000USD324,000USD-352,000USD-44,827,000USD-670,000USD
    Dividends Paid0USD———0USD0USD0USD0USD
    Change In Cash-7,426,000USD-5,533,000USD-5,042,000USD4,950,000USD25,300,000USD-10,889,000USD-22,729,000USD4,428,000USD
    Begin Period Cash Flow95,696,000USD101,229,000USD106,271,000USD101,321,000USD76,021,000USD88,456,000USD111,185,000USD106,757,000USD
    End Period Cash Flow88,270,000USD95,696,000USD101,229,000USD106,271,000USD101,321,000USD77,567,000USD88,456,000USD111,185,000USD
    Other Cashflows From Investing Activities-574,000USD-35,555,000USD-183,000USD-9,064,000USD-6,984,000USD-31,008,000USD6,007,000USD20,000USD
    Other Cashflows From Financing Activities-3,045,000USD-165,000USD-10,143,000USD-20,218,000USD-432,000USD-957,000USD-44,827,000USD4,343,000USD
    Unclassified Operating Cash Flow-2,063,000USD15,019,000USD-27,133,000USD1,346,000USD—15,646,000USD—6,054,000USD
    Unclassified Investing Cash Flow-8,443,000USD—8,164,000USD22,897,000USD14,383,000USD45,950,000USD12,807,000USD15,975,000USD
    Unclassified Financing Cash Flow1,369,000USD-1,258,000USD-24,665,000USD————-5,000,000USD
    Net Borrowings—0USD36,250,000USD——0USD0USD—
    Sale Purchase Of Stock——————189,000USD-13,000USD
    SourceLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacy

    Cash flow Yearly

    Exact reported values; units shown beside each amount. Missing values are —.
    MetricFY 20252025-12-31 · USDFY 20242024-12-31 · USDFY 20232023-12-31 · USDFY 20222022-12-31 · USDFY 20212021-12-31 · USDFY 20202020-12-31 · USDFY 20192019-12-31 · USDFY 20182018-12-31 · USD
    Net Income-4,200USD-450,067,000USD-268,852,000USD-8,888,000USD-8,635,000USD2,378,000USD-54,021,000USD-19,342,000USD
    Depreciation92,546,000USD90,529,000USD118,849,000USD67,553,000USD16,084,000USD16,627,000USD17,771,000USD15,891,000USD
    Stock Based Compensation10,062,000USD15,988,000USD16,016,000USD28,322,000USD7,480,000USD6,834,000USD6,962,000USD7,155,000USD
    Other Non Cash Items-41,499,800USD307,095,000USD100,616,000USD20,401,000USD-5,015,000USD-5,521,000USD-9,825,000USD-7,255,000USD
    Change To Account Receivables-10,500,000USD57,469,000USD84,733,000USD788,000USD-60,864,000USD-7,269,000USD8,282,000USD40,678,000USD
    Change To Inventory64,494,000USD79,985,000USD22,408,000USD-68,349,000USD-15,667,000USD-18,840,000USD1,571,000USD24,192,000USD
    Change In Working Capital72,510,000USD134,450,000USD-9,352,000USD-88,545,000USD-5,122,000USD-35,480,000USD9,002,000USD76,262,000USD
    Total Cash From Operating Activities129,767,000USD103,571,000USD-43,015,000USD-43,545,000USD3,008,000USD-16,518,000USD-41,000USD55,454,000USD
    Capital Expenditures-31,737,000USD-65,172,000USD-36,337,000USD-18,453,000USD-5,669,000USD-6,413,000USD-9,494,000USD-8,110,000USD
    Free Cash Flow98,030,000USD38,399,000USD-79,352,000USD-61,998,000USD-2,661,000USD-22,931,000USD-9,535,000USD48,474,000USD
    Investments636,000USD-62,208,000USD-10,308,000USD54,999,000USD15,435,000USD47,810,000USD-1,310,000USD285,000USD
    Total Cashflows From Investing Activities-115,743,000USD-64,255,000USD-36,082,000USD55,831,000USD10,266,000USD41,399,000USD-9,791,000USD285,000USD
    Net Borrowings36,250,000USD-5,000,000USD73,855,000USD73,170,000USD76,185,000USD-24,600,000USD-1,000,000USD-1,100,000USD
    Total Cash From Financing Activities-105,000USD-50,011,000USD60,091,000USD46,866,000USD-12,958,000USD-42,977,000USD-17,870,000USD-32,316,000USD
    Dividends Paid0USD0USD-21,237,000USD-22,885,000USD-17,529,000USD-17,334,000USD-17,212,000USD-17,267,000USD
    Change In Cash19,675,000USD-11,146,000USD-21,477,000USD51,826,000USD-3,361,000USD-13,594,000USD-29,289,000USD19,071,000USD
    Begin Period Cash Flow76,021,000USD87,167,000USD108,644,000USD56,818,000USD60,179,000USD73,773,000USD105,504,000USD86,433,000USD
    End Period Cash Flow95,696,000USD76,021,000USD87,167,000USD108,644,000USD56,818,000USD60,179,000USD76,215,000USD105,504,000USD
    Other Cashflows From Investing Activities-84,642,000USD-30,726,000USD1,218,000USD45,141,000USD500,000USD2,000USD1,013,000USD30,440,000USD
    Other Cashflows From Financing Activities-11,531,000USD-45,835,000USD7,641,000USD135,453,000USD14,571,000USD-1,043,000USD526,000USD1,583,000USD
    Unclassified Operating Cash Flow-3,847,000USD5,576,000USD—-62,388,000USD-1,784,000USD-1,356,000USD30,070,000USD-17,257,000USD
    Unclassified Financing Cash Flow-24,824,000USD1,967,000USD6,290,000USD-145,776,000USD-92,616,000USD1,042,999USD——
    Sale Purchase Of Stock—-1,143,000USD-6,458,000USD6,904,000USD6,431,000USD-1,042,999USD-184,000USD-15,532,000USD
    Unclassified Investing Cash Flow—93,851,000USD9,345,000USD-25,856,000USD———-22,330,000USD
    Change To Liabilities———5,471,000USD53,270,000USD7,342,000USD-26,797,000USD-3,799,000USD
    Cash And Cash Equivalents Changes———64,539,000USD316,000USD-18,096,000USD-30,133,000USD23,323,000USD
    SourceLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacyLegacy providerLegacy

    Operating metrics

    No operating metrics are currently published for this company.

    Revenue breakdown

    PeriodDimensionBusiness / regionRevenueCurrencySource
    Q2 2026Quarterly · 2026-06-30GeographyGermany48,441,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30GeographyOther International60,611,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30GeographyUnited Kingdom37,682,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30GeographyUnited States134,412,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30ProductAccess Aggregation Solutions86,933,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30ProductOptical Networking Solutions109,684,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30ProductSubscriber Solutions84,529,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30SegmentNetwork Solutions232,898,000USDDisclosure
    Q2 2026Quarterly · 2026-06-30SegmentServices And Support48,248,000USDDisclosure
    Q1 2026Quarterly · 2026-03-31GeographyGermany33,925,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31GeographyOther International62,189,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31GeographyUnited Kingdom43,805,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31GeographyUnited States146,167,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31ProductAccess Aggregation Solutions90,520,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31ProductOptical Networking Solutions97,326,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31ProductSubscriber Solutions98,240,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31SegmentNetwork Solutions237,941,000USD0001193125-26-205276
    Q1 2026Quarterly · 2026-03-31SegmentServices And Support48,145,000USD0001193125-26-205276
    Q4 2025Quarterly · 2025-12-31GeographyGermany35,912,000USDLegacy provider
    Q4 2025Quarterly · 2025-12-31GeographyOther International74,478,000USDLegacy provider
    Q4 2025Quarterly · 2025-12-31GeographyUnited Kingdom44,159,000USDLegacy provider
    Q4 2025Quarterly · 2025-12-31GeographyUnited States137,011,000USDLegacy provider
    Q4 2025Quarterly · 2025-12-31SegmentNetwork Solutions242,653,000USDLegacy provider
    Q4 2025Quarterly · 2025-12-31SegmentServices And Support48,907,000USDLegacy provider
    FY 2025Yearly · 2025-12-31GeographyGermany129,734,000USD0001193125-26-073878
    FY 2025Yearly · 2025-12-31GeographyOther International260,210,000USD0001193125-26-073878
    FY 2025Yearly · 2025-12-31GeographyUnited Kingdom213,113,000USD0001193125-26-073878
    FY 2025Yearly · 2025-12-31GeographyUnited States480,750,000USD0001193125-26-073878
    FY 2025Yearly · 2025-12-31SegmentNetwork Solutions896,911,000USD0001193125-26-073878
    FY 2025Yearly · 2025-12-31SegmentServices And Support186,896,000USD0001193125-26-073878
    Q3 2025Quarterly · 2025-09-30GeographyGermany35,429,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30GeographyOther International74,000,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30GeographyUnited Kingdom49,796,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30GeographyUnited States120,210,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30ProductAccess Aggregation Solutions74,808,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30ProductOptical Networking Solutions103,489,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30ProductSubscriber Solutions101,138,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30SegmentNetwork Solutions232,543,000USD0001193125-25-264157
    Q3 2025Quarterly · 2025-09-30SegmentServices And Support46,892,000USD0001193125-25-264157
    Q2 2025Quarterly · 2025-06-30GeographyGermany31,205,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30GeographyOther International57,274,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30GeographyUnited Kingdom56,249,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30GeographyUnited States120,340,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30ProductAccess Aggregation Solutions91,212,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30ProductOptical Networking Solutions90,098,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30ProductSubscriber Solutions83,758,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30SegmentNetwork Solutions219,498,000USD0000950170-25-102561
    Q2 2025Quarterly · 2025-06-30SegmentServices And Support45,570,000USD0000950170-25-102561
    Q1 2025Quarterly · 2025-03-31GeographyGermany27,188,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31GeographyOther International54,458,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31GeographyUnited Kingdom62,909,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31GeographyUnited States103,189,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31ProductAccess Aggregation Solutions89,136,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31ProductOptical Networking Solutions78,198,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31ProductSubscriber Solutions80,410,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31SegmentNetwork Solutions202,217,000USD0001193125-26-205276
    Q1 2025Quarterly · 2025-03-31SegmentServices And Support45,527,000USD0001193125-26-205276
    Q4 2024Quarterly · 2024-12-31GeographyGermany28,423,000USDLegacy provider
    Q4 2024Quarterly · 2024-12-31GeographyOther International59,282,000USDLegacy provider
    Q4 2024Quarterly · 2024-12-31GeographyUnited Kingdom50,398,000USDLegacy provider
    Q4 2024Quarterly · 2024-12-31GeographyUnited States104,749,000USDLegacy provider
    Q4 2024Quarterly · 2024-12-31SegmentNetwork Solutions197,009,000USDLegacy provider
    Q4 2024Quarterly · 2024-12-31SegmentServices And Support45,843,000USDLegacy provider
    FY 2024Yearly · 2024-12-31GeographyGermany119,976,000USD0001193125-26-073878
    FY 2024Yearly · 2024-12-31GeographyOther International208,510,000USD0001193125-26-073878
    FY 2024Yearly · 2024-12-31GeographyUnited Kingdom196,064,000USD0001193125-26-073878
    FY 2024Yearly · 2024-12-31GeographyUnited States398,170,000USD0001193125-26-073878
    FY 2024Yearly · 2024-12-31SegmentNetwork Solutions738,964,000USD0001193125-26-073878
    FY 2024Yearly · 2024-12-31SegmentServices And Support183,756,000USD0001193125-26-073878
    Q3 2024Quarterly · 2024-09-30GeographyGermany27,270,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30GeographyOther International48,541,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30GeographyUnited Kingdom49,366,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30GeographyUnited States102,527,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30ProductAccess Aggregation Solutions67,073,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30ProductOptical Networking Solutions70,535,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30ProductSubscriber Solutions90,096,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30SegmentNetwork Solutions181,488,000USD0001193125-25-264157
    Q3 2024Quarterly · 2024-09-30SegmentServices And Support46,216,000USD0001193125-25-264157
    Q2 2024Quarterly · 2024-06-30ProductAccess Aggregation Solutions69,907,000USD0000950170-25-102561
    Q2 2024Quarterly · 2024-06-30ProductOptical Networking Solutions73,687,000USD0000950170-25-102561
    Q2 2024Quarterly · 2024-06-30ProductSubscriber Solutions82,397,000USD0000950170-25-102561
    Q1 2024Quarterly · 2024-03-31ProductAccess Aggregation Solutions81,312,000USD0000950170-25-075374
    Q1 2024Quarterly · 2024-03-31ProductOptical Networking Solutions75,094,000USD0000950170-25-075374
    Q1 2024Quarterly · 2024-03-31ProductSubscriber Solutions69,767,000USD0000950170-25-075374
    FY 2023Yearly · 2023-12-31GeographyGermany230,922,000USD0001193125-26-073878
    FY 2023Yearly · 2023-12-31GeographyOther International242,538,000USD0001193125-26-073878
    FY 2023Yearly · 2023-12-31GeographyUnited Kingdom214,655,000USD0001193125-26-073878
    FY 2023Yearly · 2023-12-31GeographyUnited States460,985,000USD0001193125-26-073878
    FY 2023Yearly · 2023-12-31SegmentNetwork Solutions974,389,000USD0001193125-26-073878
    FY 2023Yearly · 2023-12-31SegmentServices And Support174,711,000USD0001193125-26-073878
    FY 2022Yearly · 2022-12-31GeographyGermany146,797,000USD0000950170-25-031056
    FY 2022Yearly · 2022-12-31GeographyOther International171,621,000USD0000950170-25-031056
    FY 2022Yearly · 2022-12-31GeographyUnited Kingdom189,685,000USD0000950170-25-031056
    FY 2022Yearly · 2022-12-31GeographyUnited States517,433,000USD0000950170-25-031056
    FY 2022Yearly · 2022-12-31SegmentNetwork Solutions916,793,000USD0000950170-25-031056
    FY 2022Yearly · 2022-12-31SegmentServices And Support108,743,000USD0000950170-25-031056
    FY 2021Yearly · 2021-12-31GeographyGermany65,229,000USD0000950170-22-002054
    FY 2021Yearly · 2021-12-31GeographyMX4,616,000USD0000950170-22-002054
    FY 2021Yearly · 2021-12-31GeographyOther International62,204,000USD0000950170-22-002054
    FY 2021Yearly · 2021-12-31GeographyUnited Kingdom56,355,000USD0000950170-22-002054

    Periods follow company fiscal calendars. Quarterly, annual and year-to-date amounts are shown separately. Missing values are not zero. Data may be delayed, incomplete or corrected; follow the disclosure links to verify figures.