Cash Equivalents and Marketable Securities

3 Months Ended

Apr. 26, 2020

Investments, Debt and Equity Securities [Abstract]

Cash Equivalents and Marketable Securities

Cash Equivalents and Marketable Securities 

Our cash equivalents and marketable securities are classified as “available-for-sale” debt securities.

The following is a summary of cash equivalents and marketable securities as of April 26, 2020 and January 26, 2020:

	April 26, 2020
	Amortized Cost		Unrealized Gain		Unrealized Loss		Estimated Fair Value		Reported as
									Cash Equivalents		Marketable Securities
	(In millions)
Money market funds	$	11,128	$	—	$	—	$	11,128	$	11,128	$	—
Corporate debt securities	3,238		—		—		3,238		2,951		287
Foreign government bonds	870		—		—		870		870		—
Certificates of deposit	582		—		—		582		222		360
Debt securities issued by United States government agencies	381		—		—		381		168		213
Total	$	16,199	$	—	$	—	$	16,199	$	15,339	$	860

	January 26, 2020
	Amortized Cost		Unrealized Gain		Unrealized Loss		Estimated Fair Value		Reported as
									Cash Equivalents		Marketable Securities
	(In millions)
Money market funds	$	7,507	$	—	$	—	$	7,507	$	7,507	$	—
Debt securities issued by the United States Treasury	1,358		—		—		1,358		1,358		—
Debt securities issued by United States government agencies	1,096		—		—		1,096		1,096		—
Corporate debt securities	592		—		—		592		592		—
Foreign government bonds	200		—		—		200		200		—
Certificates of deposit	27		—		—		27		27
Asset-backed securities	1		—		—		1		—		1
Total	$	10,781	$	—	$	—	$	10,781	$	10,780	$	1

The amortized cost and estimated fair value of cash equivalents and marketable securities of $16.20 billion and $10.78 billion as of April 26, 2020 and January 26, 2020, respectively, are all related to contracts with maturities of less than one year. Unrealized gains and losses were not significant for all periods presented. For the first quarter of fiscal years 2021 and 2020, net realized gains were not significant.