Selected Quarterly Financial Information (unaudited) Selected Quarterly Financial Information (Notes)

12 Months Ended

Dec. 31, 2019

Selected Quarterly Financial Information [Abstract]

Quarterly Financial Information [Text Block]

SELECTED QUARTERLY FINANCIAL INFORMATION (UNAUDITED)

(in millions, except per share amounts)



	1st Quarter		2nd Quarter		3rd Quarter			4th Quarter
2019
Total revenues	$	5,281	$	5,685	$	5,604		$	5,879
Gross profit on product sales	$	4,243	$	4,607	$	4,481		$	4,113
Net income (loss)⁽¹⁾⁽²⁾	$	1,968	$	1,875	$	(1,168	)	$	2,689
Net income (loss) attributable to Gilead⁽¹⁾⁽²⁾	$	1,975	$	1,880	$	(1,165	)	$	2,696
Net income (loss) per share attributable to Gilead common stockholders - basic^(1)(2)(3)	$	1.55	$	1.48	$	(0.92	)	$	2.13
Net income (loss) per share attributable to Gilead common stockholders - diluted^(1)(2)(3)	$	1.54	$	1.47	$	(0.92	)	$	2.12
2018
Total revenues	$	5,088	$	5,648	$	5,596		$	5,795
Gross profit on product sales	$	4,000	$	4,344	$	4,369		$	4,111
Net income⁽⁴⁾	$	1,539	$	1,819	$	2,099		$	3
Net income attributable to Gilead⁽⁴⁾	$	1,538	$	1,817	$	2,097		$	3
Net income per share attributable to Gilead common stockholders - basic⁽⁴⁾⁽⁵⁾	$	1.18	$	1.40	$	1.62		$	—
Net income per share attributable to Gilead common stockholders - diluted⁽⁴⁾⁽⁵⁾	$	1.17	$	1.39	$	1.60		$	—
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⁽¹⁾	Amounts for the third quarter of 2019 included up-front collaboration and licensing expenses of $3.92 billion, or $2.40 per basic and diluted share related to the collaboration with Galapagos. See Note 11. Collaborative and Other Arrangements for additional details.

⁽²⁾

Amounts for the fourth quarter of 2019 included a $1.2 billion favorable tax effect related to intra-entity intangible asset transfers and $929 million of pre-tax net gains from equity securities, partially offset by an $800 million pre-tax impairment charge related to in-process research and development (IPR&D) intangible assets acquired in connection with the acquisition of Kite and pre-tax write-downs of $500 million for slow moving and excess raw material and work in process inventory. See Note 3. Fair Value Measurements, Note 7. Inventories, Note 9. Intangible Assets and Note 19. Income Taxes for additional details.


⁽³⁾	Amounts for the fourth quarter of 2019 included a net favorable impact of $0.83 per basic share and $0.81 per diluted share from the factors noted above in footnote (2).

⁽⁴⁾

Amounts for the fourth quarter of 2018 included an $820 million pre-tax impairment charge related to IPR&D intangible assets acquired in connection with the acquisition of Kite, a $588 million non-cash tax charge related to a transfer of acquired intangible assets from a foreign subsidiary to the United States and pre-tax write-downs of $410 million for excess raw materials primarily due to a sustained decrease in demand for Harvoni. See Note 7. Inventories, Note 9. Intangible Assets and Note 19. Income Taxes for additional details.

⁽⁵⁾

Amounts for the fourth quarter of 2018 included an unfavorable impact of $1.31 per basic share and $1.30 per diluted share from the factors noted above in footnote (4).