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Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2024

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								Six Months Ended
		June 30,								June 30,
(In thousands, except per share amounts)		2024				2023				2024				2023
Numerator
Net loss attributable to ADTRAN Holdings, Inc.		$	(49,865	)		$	(39,097	)		$	(374,415	)		$	(79,180	)
Denominator
Weighted average number of shares – basic			78,852				78,366				78,803				78,364
Effect of dilutive securities
Stock options			—				—				—				—
PSUs, RSUs and restricted stock			—				—				—				—
Weighted average number of shares – diluted			78,852				78,366				78,803				78,364
Loss per share attributable to ADTRAN Holdings, Inc. – basic		$	(0.63	)		$	(0.50	)		$	(4.75	)		$	(1.01	)
Loss per share attributable to ADTRAN Holdings, Inc. – diluted		$	(0.63	)		$	(0.50	)		$	(4.75	)		$	(1.01	)

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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
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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