ADTRAN Holdings issued preliminary second-quarter 2026 results that missed its own guidance, sending shares down 12.02% to $10.68 in premarket trading. The company now expects revenue between $280.0 million and $282.0 million, below the prior range of $283.0 million to $303.0 million and the consensus estimate of $293.43 million. Non-GAAP operating margin is projected at 3.5% to 4.0%, short of the 5.0% to 9.0% target, while non-GAAP diluted earnings per share are forecast at $0.03 to $0.05, compared with the consensus of $0.13. For the third quarter, ADTRAN guided revenue of $275.0 million to $295.0 million, also below the $300.34 million consensus, with non-GAAP operating margin of 1.5% to 5.5%. Full second-quarter results will be reported after the market close on August 3, 2026.
ADTRAN IncADTRAN cut Q2 revenue and margin guidance, missing consensus estimates.