For the three and six months ended June 30, 2025 and 2024, less than 1 million of potentially dilutive shares in each respective period were excluded from the computation of diluted earnings per share due to their antidilutive effect.

Basic and diluted earnings per share are as follows (in millions, except share and per share data):


	Three months ended June 30,					Six months ended June 30,
	2025		2024			2025			2024
Numerator:
Net income attributable to DNOW Inc.	$	25	$	24		$	47		$	45
Less: net income attributable to participating securities		—		(1	)		(1	)		(1	)
Net income attributable to DNOW Inc. stockholders	$	25	$	23		$	46		$	44
Denominator:
Weighted average basic common shares outstanding		105,457,557		106,865,008			105,715,550			106,655,156
Effect of dilutive securities		543,742		757,796			655,661			830,097
Weighted average diluted common shares outstanding		106,001,299		107,622,804			106,371,211			107,485,253
Earnings per share attributable to DNOW Inc. stockholders:
Basic	$	0.24	$	0.21		$	0.44		$	0.41
Diluted	$	0.23	$	0.21		$	0.43		$	0.41

Under ASC Topic 260, “Earnings Per Share”, the two-class method requires a portion of net income attributable to DNOW Inc. to be allocated to participating securities, which are unvested awards of share-based payments with non-forfeitable rights to receive dividends or dividend equivalents, if declared. Net income attributable to these participating securities was excluded from net income attributable to DNOW Inc. stockholders in the numerator of the earnings per share computation.

11. Earnings Per Share