KLA Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

市场证券（表格）

市场证券（表格）

6个月结束了

2018年12月31日

Investments, Debt and Equity Securities [Abstract]

The amortized cost and fair value of marketable securities as of the dates indicated below were as follows:



As of December 31, 2018 (In thousands)	Amortized 成本		Gross 未实现的 Gains		Gross 未实现的亏损			公平的价值
公司债务证券	$	505,296	$	—	$	(4,702	)	$	500,594
Money market funds and other	877,527		—		—			877,527
Sovereign securities	11,008		—		（89.		)	10,919
U.S. Government agency securities	174,058		2		（1,445		)	172,615
美国财政证券	881,704		36		(2,094		)	879,646
Subtotal	2,449,593		38		(8,330		)	2,441,301
Add: Time deposits ⁽¹⁾	48,265		—		—			48,265
Less: Cash equivalents	1,589,418		36		—			1,589,454
Marketable securities	$	908,440	$	2	$	(8,330	)	$	900,112



截至2018年6月30日（成千上万）	Amortized 成本		Gross 未实现的 Gains		Gross 未实现的亏损			公平的价值
公司债务证券	$	747,763	$	148	$	（7,508	)	$	740,403
Money market funds and other	863,115		—		—			863,115
Sovereign securities	17,293		—		（151.		)	17,142
U.S. Government agency securities	326,508		16		（2,827		)	323,697
美国财政证券	411,329		3		(3,682		)	407,650
Subtotal	2,366,008		167		（14,168		)	2,352,007
Add: Time deposits ⁽¹⁾	54,537		—		—			54,537
Less: Cash equivalents	930,608		—		—			930,608
Marketable securities	$	1,489,937	$	167	$	（14,168	)	$	1,475,936

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(1) Time deposits excluded from fair value measurements.

Investments with Gross Unrealized Losses

下表总结了我们投资的公允价值和毛额未实现损失，这些损失在未实现的未实现日期下列日期：



As of December 31, 2018 (In thousands)	公平的价值		Gross 未实现的亏损 ⁽¹⁾
公司债务证券	$	497,833.	$	(4,702	)
美国财政证券	211,588		(2,094		)
U.S. Government agency securities	169,967		（1,445		)
Sovereign securities	10,919		（89.		)
全部的	$	890,307	$	(8,330	)

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(1) As of 2018年12月31日 , the amount of total gross unrealized losses related to investments that had been in a continuous loss position for 12 months or more was 790万美元 .

Contractual Maturities of Securities

The contractual maturities of securities classified as available-for-sale, regardless of their classification on our Condensed Consolidated Balance Sheet, as of the date indicated below were as follows:



As of December 31, 2018 (In thousands)	摊销有限公司st		公平的价值
Due within one year	$	567,385	$	563,316
一年后到了三年	341,055		336,796.
	$	908,440	$	900,112