
	Three Months Ended September 30,				Nine Months Ended September 30,
(In millions, except per share amounts)	2026		2025		2026		2025
Net (loss) earnings from continuing operations attributable to Owens Corning	$	(248)	$	(495)	$	100	$	94
Net (loss) earnings from discontinued operations attributable to Owens Corning, net of tax	(2)		1		(229)		(318)
NET LOSS ATTRIBUTABLE TO OWENS CORNING	$	(250)	$	(494)	$	(129)	$	(224)
Weighted-average number of shares outstanding used for basic earnings per share	78.7		83.4		79.9		84.7
Unvested restricted stock units and performance share units	—		—		0.3		0.6
Weighted-average number of shares outstanding and common equivalent shares used for diluted earnings per share	78.7		83.4		80.2		85.3
(LOSS) EARNINGS PER COMMON SHARE ATTRIBUTABLE TO OWENS CORNING COMMON STOCKHOLDERS
Basic - continuing operations	$	(3.15)	$	(5.93)	$	1.25	$	1.11
Basic - discontinued operations	(0.03)		0.01		(2.87)		(3.75)
Basic	$	(3.18)	$	(5.92)	$	(1.62)	$	(2.64)

Diluted - continuing operations	$	(3.15)	$	(5.93)	$	1.25	$	1.10
Diluted - discontinued operations	(0.03)		0.01		(2.86)		(3.73)
Diluted	$	(3.18)	$	(5.92)	$	(1.61)	$	(2.63)

Basic earnings per share is calculated by dividing earnings attributable to Owens Corning by the weighted-average number of shares of the Company’s common stock outstanding during the period. Outstanding shares consist of issued shares less treasury stock.

On May 13, 2025, the Board of Directors approved a new share repurchase program under which the Company is authorized to repurchase up to 12 million shares of the Company’s outstanding common stock (the “2025 Repurchase Authorization”). On December 1, 2022, the Board of Directors approved a share repurchase program under which the Company is authorized to repurchase up to 10 million shares of the Company’s outstanding common stock (together with the 2025 Repurchase Authorization, the "Repurchase Authorizations"). The Repurchase Authorizations enable the Company to repurchase shares through the open market, privately negotiated, or other transactions. The actual number of shares repurchased will depend on timing, market conditions and other factors and will be at the Company’s discretion.

The Company repurchased 3.6 million shares of its common stock for $478 million during the nine months ended September 30, 2026 under the Repurchase Authorizations. As of September 30, 2026, 8.8 million shares remained available for repurchase under the Repurchase Authorizations. The Company repurchased 3.8 million shares of its common stock for $545 million during the nine months ended September 30, 2025. The Inflation Reduction Act of 2022 imposed a 1% excise tax on certain share repurchases made after December 31, 2022. The amounts above include $3 million and $5 million of applicable excise taxes for the nine months ended September 30, 2026 and 2025, respectively.

For the three and nine months ended September 30, 2026, the Company did not have any unvested RSUs or unvested PSUs that had a potentially anti-dilutive effect on earnings per share. For the three and nine months ended September 30, 2025, the Company did not have any unvested RSUs or unvested PSUs that had a potentially anti-dilutive effect on earnings per share.