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Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2022

Earnings Per Share [Abstract]

Summary of Calculation of Basic and Diluted Loss Per Share

The calculation of basic and diluted loss per share is as follows:

		Three Months Ended								Nine Months Ended
		September 30,								September 30,
(In thousands, except per share amounts)		2022				2021				2022				2021
Numerator
Net loss attributable to ADTRAN Holdings, Inc.		$	(41,934	)		$	(10,427	)		$	(40,918	)		$	(4,445	)
Denominator
Weighted average number of shares – basic			73,036				48,609				57,175				48,470
Effect of dilutive securities
Stock options			—				—				—				—
PSUs, RSUs and restricted stock			—				—				—				—
Weighted average number of shares – diluted			73,036				48,609				57,175				48,470
Loss per share attributable to ADTRAN Holdings, Inc. – basic		$	(0.57	)		$	(0.21	)		$	(0.72	)		$	(0.09	)
Loss per share attributable to ADTRAN Holdings, Inc. – diluted		$	(0.57	)		$	(0.21	)		$	(0.72	)		$	(0.09	)

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- References

No definition available.

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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