ADTRAN Holdings, Inc. (ADTN): what the price requires

The current priced-in claim for ADTRAN Holdings, Inc. (ADTN) is temporarily suppressed because the live engine record is unavailable. The dated report remains a snapshot, not a current market read.

Generated: 2026-07-19 · Source: https://boothcheck.com/report/ADTN

Headline

FieldValue
TickerADTN
CompanyADTRAN Holdings, Inc.
Current price$12.42/sh
CompositionOptical Networking Solutions 35% / Subscriber Solutions 34% / Access & Aggregation Solutions 31%

What The Price Requires (Inversion)

The assumption today's price embeds, recovered by inverting the valuation.

FieldValue
Inversion basisrevenue-multiple
EV / sales paid1.1x
Steady-state operating margin assumed15.3%

The price sits below what even a 5%/yr revenue decline would warrant; the inversion reports a bound, not a solved growth path.

The company earns no operating profit yet; the inversion runs on the revenue multiple and an assumed steady-state margin.

Solve inputs: computed at a 10.4% cost of capital with 4% terminal growth over a 5-year stage, holding a 15.3% terminal operating margin (38.3% gross margin x the 40% mature-conversion prior).

How unusual the bet is: within-range (limited comparison data)

ReferenceValue
vs own history-0.55σ
implied end-window share0%

Valuation X-Ray

The price is justified by relative-multiple and growth-DCF; asset-based/earnings-power land below the price.

How the valuation models price the stock relative to the market price. Price/FV above 1.0 means the market pays more than that lens defends (expensive); at or below 1.0 the lens can defend the price.

FamilyMedian price/FVModelsReads
Asset7.66x2expensive
Earnings1.74x2expensive
Relative0.15x3justifies
Growth0.51x4justifies

Families that justify the price: Relative, Growth Families that call it expensive: Asset, Earnings

The models below discount at their own flat-beta convention rates (cost of equity 9.3%, WACC 8.0%); the inversion above states its own rate.

Per-Model Detail (n=11)

ModelFamilyFVPrice/FVApplicableMethodology
DCF Perpetual GrowthGrowth$34.150.36xyesFCF base $0.1B, growth 19% (input: historical growth), terminal g 4.0%, WACC 8.0%, 6yr projection
DCF Exit MultipleGrowth$19.150.65xyesExit EV/EBITDA: 10.2x / 12.2x / 14.2x (bear / base = today's held flat / bull), 6yr
Relative ValuationRelative$83.820.15xyesP/S fallback (negative EPS): Sector P/S 6.0x × TTM revenue — excluded from consensus
Simple DDMGrowth——no—
Two-Stage DDMGrowth——no—
Simple Excess ReturnAsset$1.717.26xyesBook value floor: BV/sh $1.71, ROE negative
Two-Stage Excess ReturnAsset$1.548.06xyesBook value with convergence: BV/sh $1.71, ROE converges to ke
Discounted Future Market CapGrowth$13.440.92xyesRev $1.1B, growth 19% (input: historical growth; tapered), Terminal P/S: 0.7x / 0.9x / 1.1x (bear / base = today's held flat / bull, cap 12x)
Peter Lynch Fair ValueRelative$0.00—noNegative/zero EPS — earnings-based value floored at $0
Margin TrajectoryGrowth$41.300.30xyesMargin ramp: -3% → 12% over 7yr, rev growth 19% (input: historical growth; tapered)
Earnings Power ValueEarnings——no—
Residual IncomeAsset——no—
Graham NumberAsset——no—
EV/EBITDA RelativeRelative$21.250.58xyesEBITDA $0.09B × sector EV/EBITDA 20.0x
FCF YieldEarnings$7.761.60xyesFCF $67.4M / Kₑ 9.3% — zero-growth perpetuity
SBC-Adj FCF YieldEarnings$6.601.88xyesSBC-adj FCF $0.06B (FCF $0.07B − SBC $0.01B) capitalized at Kₑ
Ben Graham FormulaEarnings——no—
ROIC-Justified P/BAsset$0.4428.23xyesBV $1.71 × (ROIC 2.1% / WACC 8.0%) (excluded from median)
P/Sales SectorRelative$83.820.15xyesRevenue $1.12B × sector P/S 6.0x
PEG Fair ValueRelative——no—
Earnings YieldEarnings——no—
Funds From Operations MultipleRelative——no—
Clinical Phase NPVGrowth——no—
MertonAsset——no—
V5 Mechanical———no—

Solvency

FieldValue
Net debt$105.2m
Interest coverage-0.7x
Share count CAGR (dilution)13.1%
Burning cashno

Operating profit is negative or near zero and the company has no demonstrated through-cycle (mid-cycle) operating margin to normalize against, so years-to-repay cannot be computed honestly.

Bullet Takeaways

ADTRAN trades at roughly 1.2x revenue, a multiple so low the price sits below what even a 5% annual revenue decline would warrant. The catch is that the company is barely profitable on a GAAP basis, so the price is read against sales, and it underwrites a recovery to about a 15% operating margin from today's near-breakeven level.

The top line has turned: Q1 2026 revenue rose 15.5% to $286M, with optical networking up 24%, and non-GAAP operating margin reached 6.9% versus 3.9% a year earlier. The whole case is whether that margin ramp continues toward the level the price assumes.

The balance sheet is no longer the threat it once was: net debt is about $105M against $88M of liquid assets, modest for the revenue base. The real risk is competitive and cyclical: ADTRAN sells gear into a capital-spending cycle dominated by far larger players, and a stall in carrier spend or BEAD timing would cut the recovery short.

Bull Case

Valuing a networking-equipment vendor is its own discipline, and ADTRAN sits at an unusually favorable point in that discipline right now. The sector is brutally cyclical and capital-spend-driven, which means the right time to own a name is when the top line has inflected up but the margin has not yet caught up, so the multiple still reflects the trough. That is exactly where ADTRAN is. Q1 2026 revenue rose 15.5% year over year to $286.1M, landing in the upper half of guidance, and the company guides Q2 2026 revenue of $283M to $303M with non-GAAP operating margin of 5% to 9%. The price reflects barely-breakeven trailing economics, but the trajectory underneath is a business climbing out of a downcycle, and the valuation X-ray reads the price as below what relative-multiple and growth methods support.

The operating leverage is the second pillar. ADTRAN runs three product lines of roughly equal size, Optical Networking at 35%, Subscriber Solutions at 34%, and Access & Aggregation at 31% of the mix, and its filing notes that in 2025 "all revenue categories experienced increased volume of sales activity due to growth across geographies, most product lines" (FY2025 10-K, accession 0001193125-26-073878). When volume returns to a business with a heavy fixed-cost base, gross margin and operating margin move faster than revenue. Q1 2026 already showed it: non-GAAP gross margin reached 43.0%, up 55 basis points, and non-GAAP operating margin expanded to 6.9% from 3.9% a year earlier. Optical networking, up 24% to $97.3M, is the fastest-growing leg, and the company has begun shipping LiteWave800, a product built for intra-data-center AI infrastructure at 800G.

The third pillar is the demand backdrop. ADTRAN serves multi-gigabit service delivery over fiber, and its filing describes a portfolio spanning "network design, implementation, maintenance and cloud-hosted services" across all three product lines (FY2025 10-K). Two demand sources sit ahead of it: BEAD broadband funding, which has begun to flow and is expected to contribute revenue by late 2026 into 2027, and AI/cloud infrastructure spend that the new optical products target. The ADVA combination gave ADTRAN European scale in both access and optical layers. The valuation methods that try to capture this, the DCF on a 19% historical growth input, the margin-trajectory model ramping margin from negative to 12%, and the relative P/S, all land well above the $15.17 price.

Bear Case

The bear case begins with the moat, because in carrier networking equipment the moat is thin and constantly contested. ADTRAN competes for the capital budgets of telecom operators against vendors many times its size, and the customers hold the power: a handful of large carriers can swing a quarter, and they negotiate hard on price every cycle. The filing itself flags that loss or weakness in a major customer relationship "may continue to have a material adverse effect on operating results and could have a material adverse effect on customer relations" (FY2025 10-K, accession 0001193125-26-073878). When the defensible advantage is mostly being the incumbent on a given network, that advantage erodes the moment a larger competitor bundles more aggressively or a carrier dual-sources to cut cost. The optical layer ADTRAN is leaning into for AI infrastructure is the most crowded part of the market, where scale and R&D budget decide winners.

The second problem is that the entire valuation rests on a margin recovery that has not yet been proven through a full cycle. The price underwrites an operating margin near 15%, but the trailing operating margin is essentially zero and the GAAP operating margin in Q1 2026 was only 2.2%. The earnings-power and asset-based models reflect this starkly: earnings-power value is skipped because normalized EBIT is non-positive, residual income is skipped because the math implies capital destruction at a negative ROE, and the ROIC-justified book value lands near $0.31 against the $15 price (June 27, 2026) because ROIC is barely above 1%. A recovery to mid-teens operating margins is plausible on rising volume, but it is a forecast, and the gap between what the price assumes and what the company has demonstrated is wide.

The third risk is cyclicality and timing. The same operating leverage that powers the bull case cuts both ways: if carrier capital spending pauses, or if BEAD-related orders slip into 2027 rather than landing in 2026, revenue growth decelerates and the fixed-cost base turns margin recovery into margin compression. The company also flagged increased costs on imports of certain critical raw minerals due to tariffs, a margin headwind outside its control. ADTRAN has lived through exactly this kind of stall before, which is why the multiple is low to begin with. Paying for a 15% margin on a business that just printed near zero is the bet, and the market is offering a discount precisely because the through-cycle margin is unproven.

Valuation

ADTRAN is a revenue-multiple case because trailing operating profit sits below the steady-state the price assumes. At roughly 1.2x revenue the multiple is low enough that the price sits below what even a 5% annual revenue decline would warrant, while the margin assumption baked in, an operating margin near 15.3%, is the part doing the work. The model families split sharply on this. The relative methods value the business richly: sector P/S at 6.0x implies about $83.82 and EV/EBITDA relative implies about $19.69, both well above price. The growth methods also clear the price, with the perpetual-growth DCF at $37.49 and the margin-trajectory model at $41.30, both leaning on a high historical revenue-growth input.

The asset and earnings families say the opposite. Book value per share is only about $1.71, so the simple and two-stage excess-return models, which floor at book when ROE is negative, land near $1.54 to $1.71, and the ROIC-justified P/B lands near $0.31. The FCF-yield methods, capitalizing roughly $67M of free cash flow with no growth, come in around $5 to $6. The inversion's reliability is rated ok and the priced-in assumption is characterized as within range, but with limited comparison data the label should be read directionally.

The practical read: this is a forward bet, not an asset-value bet. The methods that support today's price all require the revenue growth and margin recovery to be real and durable. The methods anchored to current book value and current earnings power say the price is already ahead of what the business produces.

Catalysts

The near-term catalyst already landed: ADTRAN reported Q1 2026 results in early May 2026 with revenue up 15.5% to $286.1M and non-GAAP EPS of $0.14 against a roughly $0.09 estimate, a clear beat, though the stock fell on the print as the market weighed margin pace against guidance. Q2 2026 guidance of $283M to $303M revenue and 5% to 9% non-GAAP operating margin is the next checkpoint, and the trajectory of that operating margin is the single most important number to watch.

The larger catalysts are demand-driven and sit in the back half of 2026 and into 2027. BEAD broadband funding has begun to flow to operators, and management expects ADTRAN to see revenue from it by the end of 2026, with more meaningful contribution in 2027. Separately, the optical networking segment, up 24% in Q1, is positioned for AI and data-center demand through the new LiteWave800 product built for 800G intra-data-center links. Concrete order wins from either source would be the catalyst that converts the revenue-multiple story into a demonstrated margin.

Analyst sentiment is constructive: the consensus skews to Buy or Strong Buy with price targets clustered around $18, above the current $15.17. The risk to the catalyst path is timing and tariffs, since the company flagged rising input costs on certain critical minerals, and carrier capital-spending cycles can push orders out a quarter or two without warning.

Peer Cohorts (Per Segment, With Filing Citations)

Network Solutions (reported)

Services & Support (reported)

Methodology Note

Fundamentals sourced from SEC EDGAR filings. Current price from Databento. The priced-in inversion and valuation x-ray are computed by the boothcheck engine; narrative composed by AI from the structured data.

View the full interactive ADTN report on boothcheck