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KLA Corporation

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stated that "KLA dramatically overstated its reported financial results, depriving investors of accurate information about the company's compensation costs and financial performance. It is especially troubling for a public company to engage in such misconduct even after being cautioned that these
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through the merger of KLA Instruments and Tencor Instruments, two companies in the semiconductor equipment and yield management systems industry. The merger was intended to create a single source for chip process and diagnostics equipment. KLA Instruments was founded in 1975 by Ken Levy and Bob
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KLA Foundation (originally KLA-Tencor Foundation) is the company's philanthropic arm, and was founded in 2000. KLA Foundation supports and benefits the global communities in which KLA employees live, such as donations to the Milpitas school district, the American Red Cross, and Silicon Valley
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and integrated inspection and analysis software. Tencor was founded in 1976 by Czech scientist and US immigrant Karel Urbanek, along with colleague John Schwabacher. The company initially focused on making precise measurements of semiconductor film layer thickness, and in 1984, developed
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In July 2021, the company introduced new inspection products for automotive chips. In November, KLA's new North American headquarters opened in Ann Arbor, Michigan. The facility is 230,000 square feet, and is designed to support 1,000 employees.
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laser-scanning technology to detect particle and other contamination. The company also developed defect review and data analysis equipment. At the time of the merger, the companies' combined revenue was greater than $ 1 billion.
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In 2007, KLA-Tencor acquired lithography and plasma etch products manufacturer OnWafer Technologies, temperature monitoring firm SensArray Corporation and process control and metrology company Therma-Wave Corporation.
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In 2008, the company acquired test and measurement company ICOS Vision Systems Corporation NV, and the Microelectronic Inspection Equipment (MIE) business unit of Vistec Semiconductor Systems, Inc.
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In 2004, KLA-Tencor acquired surface inspection system manufacturer Candela Instruments, Inc. and the Wafer Inspection Systems business of Inspex, Inc.
2342: 444:-based VARS, a developer of image archiving and retrieval systems. In November, KLA-Tencor acquired the Quantox line of oxide monitoring products from 556:
In January 2008, KLA paid $ 65 million to settle allegations that the company and certain executives had illegally backdated stock option grants. The
1221: 2337: 54: 1247: 1058: 912: 934: 2001: 2347: 586: 2332: 1207: 1011: 590: 557: 1994: 686: 1328:"Press Release: SEC Charges Former KLA-Tencor CEO With Fraud For Improper Stock Options Backdating; 2007-143; July 25, 2007" 1203: 1094: 2327: 1458: 750: 466:-based Finle Technologies, Inc., a developer of lithography modeling and analysis software. In March, the company acquired 886: 2217: 259: 604: 1376: 816: 698: 72: 237: 2043: 1610: 526: 1423: 1302: 1036: 956: 416:
detection to identify chip defects. KLA later broadened its product line to include wafer inspection, wafer
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technology for wafer shape and thickness measurements. In April, the company acquired Amray, Inc., a
440:(SEM) systems for applications including semiconductor manufacturing. In June, the company acquired 1451: 1377:"Corporate Champion: When Covid hit, KLA made face shields, procured equipment for Valley Medical" 503:
In 2017, the company acquired optical profiling and inspection company Zeta Technologies Co. Ltd.
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Note = "major" equates to companies with an annual revenue of over US$ 3 billion, past or present
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In December 1999, the company acquired Taiwan-based yield analysis software maker ACME Systems.
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In 2001, the company acquired yield management and process control company Phase Metrics, Inc.
433: 380: 2131: 2061: 663: 507: 978: 399:(IC) and packaging production, from research and development to final volume manufacturing. 2076: 1925: 1795: 1625: 453: 449: 368: 186: 8: 2106: 2101: 1770: 1444: 537: 388: 233: 50: 2179: 2159: 2116: 2086: 1900: 1865: 1840: 1780: 1740: 1720: 1665: 1408: 860: 396: 1003: 2261: 2121: 2081: 1940: 1800: 1535: 721: 694: 425: 132: 1436: 2235: 1950: 1825: 1745: 1575: 1505: 1418: 1327: 376: 310: 2197: 1710: 1705: 1680: 1650: 935:"KLA-Tencor buys Candela Instruments, moves to expand storage metrology business" 913:"KLA-Tencor acquiring Phase Metrics to expand in data storage inspection markets" 493:
In 2010, KLA-Tencor acquired technology hardware company Ambios Technology, Inc.
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On January 10, 2019, KLA-Tencor announced that they were changing their name to
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industries. The company's products and services are intended for all phases of
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In 2006, the company acquired ADE Corporation, a supplier of silicon wafer
441: 772: 1970: 1935: 1930: 1905: 1755: 1670: 1645: 1550: 1015: 445: 529:, advanced packaging, LED, high-speed RF, and power management devices. 2144: 1915: 1530: 1480: 1468: 1428: 276: 143: 137: 2240: 1910: 1880: 1805: 1765: 1715: 1615: 1555: 480: 417: 413: 2302: 2174: 2164: 2154: 2111: 1920: 1890: 1695: 1690: 1675: 1580: 1560: 518: 452:. In December, the company acquired the Ultrapointe subsidiary of 203: 2056: 1975: 1885: 1870: 1810: 1655: 1620: 687:"Encyclopedia of Bohemian and Czech-American Biography, Volume 1" 510:. The company also acquired Nanomechanics Inc. and MicroVision. 506:
In 2018, KLA-Tencor acquired the Nano Indenter product line from
392: 92: 887:"KLA-Tencor acquires Fab Solutions for advanced process control" 2169: 2091: 2071: 1875: 1860: 1855: 1835: 1735: 1685: 1660: 1640: 1630: 1600: 1570: 1495: 128: 1277:"KLA Debuts New Portfolio of Automotive Chip Testing Products" 2096: 2066: 1730: 1605: 1525: 1515: 293: 1303:"Law firm says KLA-Tencor to pay $ 65 mln to settle lawsuit" 605:"KLA CORP (KLAC:NASDAQ GS): Company Description - Bloomberg" 513:
In March 2018, KLA-Tencor announced an agreement to acquire
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Intellectual Property & Industry Research Alliances
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and inspection company Luminescent Technologies, Inc.
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for approximately $ 3.4 billion. Orbotech also owned
517:-based automated optical inspection equipment vendor 1379:. Silicon Valley Business Journal. November 12, 2020 1126:"KLA completes long-awaited acquisition of Orbotech" 1037:"KLA-Tencor set to buy Therma-Wave for $ 75 million" 839:"KLA-Tencor acquires yield analysis software maker" 773:"Amray was acquired by KLA-Tencor on April 7, 1998" 587:"KLA Corporation FY 2024 Annual Report (Form 10-K)" 551: 228:Process control systems and solutions that support 45:
may be too technical for most readers to understand
1077: 957:"KLA buys wafer inspection technology from Inspex" 428:-based Nanopro GmbH, a company that used advanced 367:is an American capital equipment company based in 2016: 2319: 751:"KLA-Tencor Weathers Storm, Builds for Future" 544:and support automotive industry partnerships. 2002: 1452: 1092: 1214: 817:"KLA-Tencor Buys Ultrapointe from Uniphase" 795:"Keithley sells Quantox line to KLA-Tencor" 685:Rechcigl, Miloslav Jr. (November 7, 2016). 570:Leadership Group's COVID-19 Aid Coalition. 2009: 1995: 1459: 1445: 1407: 629: 627: 625: 448:-based measurement and instrument company 91: 2343:Electronics companies established in 1997 1271: 1269: 73:Learn how and when to remove this message 57:, without removing the technical details. 1369: 1344: 1120: 1118: 998: 996: 684: 358:Financials as of June 30, 2024. 2338:Companies based in Milpitas, California 1208:U.S. Securities and Exchange Commission 1170: 1012:Regents of the University of California 753:. Semiconductor Online. August 12, 1998 745: 743: 666:. Silicon Valley Historical Association 622: 591:U.S. Securities and Exchange Commission 579: 558:U.S. Securities and Exchange Commission 14: 2320: 1266: 841:. Electronics Weekly. December 1, 1999 658: 656: 462:In February 2000, KLA-Tencor acquired 424:In February 1998, KLA-Tencor acquired 407:KLA Corporation was formed in 1997 as 1990: 1440: 1115: 993: 678: 55:make it understandable to non-experts 740: 714: 29: 819:. Photonics Online. January 8, 1999 653: 24: 1093:Krejca, David (February 1, 2019). 979:"KLA completes acquisition of ADE" 635:"KLA Instruments, Tencor to Merge" 597: 103:KLA-Tencor Corporation (1997–2019) 25: 2359: 2348:Equipment semiconductor companies 1394: 564: 552:Illegal stock options backdating 317: 316: 300: 299: 283: 282: 266: 265: 249: 248: 34: 1320: 1295: 1240: 1196: 1144: 1051: 1029: 971: 949: 927: 905: 879: 853: 831: 809: 561:practices were impermissible." 355:Footnotes / references 2333:Companies listed on the Nasdaq 1611:Coca-Cola Europacific Partners 1414:Business data for KLA-Tencor: 787: 765: 496:In 2014, the company acquired 13: 1: 573: 331: 797:. eeTimes. November 12, 1998 438:scanning electron microscope 321:US$ 3.37 billion (2024) 304:US$ 15.4 billion (2024) 287:US$ 2.76 billion (2024) 270:US$ 3.35 billion (2024) 253:US$ 9.81 billion (2024) 240:and other related industries 7: 2328:Companies in the Nasdaq-100 1004:"OnWafer Technologies, Inc" 981:. eeTimes. October 12, 2006 959:. eeTimes. October 26, 2004 169:; 27 years ago 27:American technology company 10: 2364: 1204:"KLA Corporation Form 8-K" 1039:. eeTimes. January 8, 2007 937:. eeTimes. October 4, 2004 402: 178:(merger of KLA and Tencor) 2290: 2254: 2226: 2188: 2130: 2042: 2038: 2025: 1476: 915:. eeTimes. April 11, 2001 498:computational lithography 412:Anderson, and focused on 353: 341: 325: 308: 291: 274: 257: 244: 224: 193: 182: 163: 153: 117: 107: 99: 90: 2019:semiconductor companies 1352:"KLA-Tencor Foundation" 1111:(subscription required) 726:The Chip History Center 2298:Cadence Design Systems 1961:Warner Bros. Discovery 1816:Mondelez International 1776:Marriott International 1596:Charter Communications 1182:Evaluation Engineering 1130:Evaluation Engineering 542:University of Michigan 434:Bedford, Massachusetts 381:semiconductor industry 2062:Infineon Technologies 1063:Vision Systems Design 508:Keysight Technologies 2077:Microchip Technology 1926:Take-Two Interactive 1626:Constellation Energy 722:"Tencor at 20 Years" 454:Uniphase Corporation 450:Keithley Instruments 369:Milpitas, California 209:Richard P. Wallace ( 187:Milpitas, California 2107:Samsung Electronics 2102:Renesas Electronics 1846:O'Reilly Auto Parts 1283:. November 11, 2021 1158:. February 20, 2019 1156:Semiconductor Today 1132:. February 20, 2012 1065:. February 26, 2008 538:Ann Arbor, Michigan 436:-based provider of 327:Number of employees 87: 2180:Skyworks Solutions 2160:Marvell Technology 2117:STMicroelectronics 2087:NXP Semiconductors 1901:Roper Technologies 1866:Palo Alto Networks 1741:Intuitive Surgical 1721:Idexx Laboratories 1666:Diamondback Energy 1184:. January 11, 2019 867:. February 1, 2000 641:. January 15, 1997 483:and related gear. 397:integrated circuit 383:and other related 202:Robert Calderoni ( 85: 2315: 2314: 2311: 2310: 2262:Applied Materials 2122:Texas Instruments 2082:Micron Technology 1984: 1983: 1941:Texas Instruments 1536:Applied Materials 1467:Companies of the 593:. 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It supplies 360: 359: 351: 350: 343: 339: 338: 329: 326: 323: 322: 314: 306: 305: 297: 289: 288: 280: 275: 272: 271: 263: 258: 255: 254: 246: 242: 241: 226: 222: 221: 219: 218: 207: 199: 197: 194: 191: 190: 184: 180: 179: 165: 161: 160: 158:Semiconductors 155: 151: 150: 148: 147: 141: 135: 125: 123: 118: 115: 114: 109: 105: 104: 101: 97: 96: 81: 80: 42: 40: 33: 26: 9: 6: 4: 3: 2: 2360: 2349: 2346: 2344: 2341: 2339: 2336: 2334: 2331: 2329: 2326: 2325: 2323: 2304: 2301: 2299: 2296: 2295: 2293: 2289: 2283: 2280: 2278: 2275: 2273: 2270: 2268: 2265: 2263: 2260: 2259: 2257: 2253: 2247: 2244: 2242: 2239: 2237: 2234: 2233: 2231: 2229: 2225: 2219: 2216: 2214: 2211: 2209: 2206: 2204: 2201: 2199: 2196: 2195: 2193: 2191: 2187: 2181: 2178: 2176: 2173: 2171: 2168: 2166: 2163: 2161: 2158: 2156: 2153: 2151: 2148: 2146: 2143: 2141: 2138: 2137: 2135: 2133: 2129: 2123: 2120: 2118: 2115: 2113: 2110: 2108: 2105: 2103: 2100: 2098: 2095: 2093: 2090: 2088: 2085: 2083: 2080: 2078: 2075: 2073: 2070: 2068: 2065: 2063: 2060: 2058: 2055: 2053: 2050: 2049: 2047: 2045: 2041: 2037: 2031: 2028: 2027: 2024: 2020: 2012: 2007: 2005: 2000: 1998: 1993: 1992: 1989: 1977: 1974: 1972: 1969: 1967: 1964: 1962: 1959: 1957: 1954: 1952: 1949: 1947: 1944: 1942: 1939: 1937: 1934: 1932: 1929: 1927: 1924: 1922: 1919: 1917: 1914: 1912: 1909: 1907: 1904: 1902: 1899: 1897: 1894: 1892: 1889: 1887: 1884: 1882: 1879: 1877: 1874: 1872: 1869: 1867: 1864: 1862: 1859: 1857: 1854: 1852: 1849: 1847: 1844: 1842: 1839: 1837: 1834: 1832: 1829: 1827: 1824: 1822: 1819: 1817: 1814: 1812: 1809: 1807: 1804: 1802: 1799: 1797: 1794: 1792: 1789: 1787: 1786:Mercado Libre 1784: 1782: 1779: 1777: 1774: 1772: 1769: 1767: 1764: 1762: 1759: 1757: 1754: 1752: 1749: 1747: 1744: 1742: 1739: 1737: 1734: 1732: 1729: 1727: 1724: 1722: 1719: 1717: 1714: 1712: 1709: 1707: 1704: 1702: 1701:GE HealthCare 1699: 1697: 1694: 1692: 1689: 1687: 1684: 1682: 1679: 1677: 1674: 1672: 1669: 1667: 1664: 1662: 1659: 1657: 1654: 1652: 1649: 1647: 1644: 1642: 1639: 1637: 1634: 1632: 1629: 1627: 1624: 1622: 1619: 1617: 1614: 1612: 1609: 1607: 1604: 1602: 1599: 1597: 1594: 1592: 1589: 1587: 1584: 1582: 1579: 1577: 1574: 1572: 1569: 1567: 1564: 1562: 1559: 1557: 1554: 1552: 1549: 1547: 1544: 1542: 1539: 1537: 1534: 1532: 1529: 1527: 1524: 1522: 1519: 1517: 1514: 1512: 1509: 1507: 1504: 1502: 1499: 1497: 1494: 1492: 1489: 1487: 1484: 1482: 1479: 1478: 1475: 1470: 1462: 1457: 1455: 1450: 1448: 1443: 1442: 1439: 1430: 1427: 1425: 1422: 1420: 1417: 1416: 1413: 1410: 1404: 1399: 1398: 1378: 1372: 1357: 1353: 1347: 1333: 1329: 1323: 1308: 1304: 1298: 1282: 1278: 1272: 1270: 1253: 1249: 1243: 1227: 1223: 1217: 1209: 1205: 1199: 1183: 1179: 1173: 1157: 1153: 1147: 1131: 1127: 1121: 1119: 1100: 1099:Seeking Alpha 1096: 1089: 1087: 1085: 1083: 1081: 1064: 1060: 1054: 1038: 1032: 1017: 1013: 1009: 1005: 999: 997: 980: 974: 958: 952: 936: 930: 914: 908: 892: 888: 882: 866: 862: 856: 840: 834: 818: 812: 796: 790: 774: 768: 752: 746: 744: 727: 723: 717: 702: 700:9781524619879 696: 692: 688: 681: 665: 659: 657: 640: 636: 630: 628: 626: 610: 609:bloomberg.com 606: 600: 592: 588: 582: 578: 571: 562: 559: 549: 545: 543: 539: 535: 530: 528: 524: 520: 516: 515:Yavne, Israel 511: 509: 504: 501: 499: 494: 491: 488: 484: 482: 477: 474: 471: 469: 468:Austin, Texas 465: 464:Austin, Texas 460: 457: 455: 451: 447: 443: 439: 435: 431: 427: 422: 419: 415: 410: 400: 398: 394: 390: 386: 382: 378: 374: 370: 366: 356: 352: 348: 344: 340: 335: 15,000 330: 324: 315: 312: 307: 298: 295: 290: 281: 278: 273: 264: 261: 256: 247: 243: 239: 235: 231: 230:semiconductor 227: 223: 216: 212: 208: 205: 201: 200: 198: 192: 188: 185: 181: 166: 162: 159: 156: 152: 145: 142: 139: 136: 134: 130: 127: 126: 124: 121: 116: 113: 110: 106: 102: 98: 94: 89: 77: 74: 66: 56: 52: 46: 43:This article 41: 32: 31: 19: 2277:Lam Research 2271: 2150:Arm Holdings 2029: 1881:PDD Holdings 1851:Old Dominion 1761:Lam Research 1750: 1566:Baker Hughes 1381:. 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Mergr 403:History 393:reticle 347:kla.com 342:Website 245:Revenue 238:reticle 172: ( 164:Founded 131::  49:Please 2170:Nvidia 2092:onsemi 2072:Kioxia 2017:Major 1956:Vertex 1951:Verisk 1876:PayPal 1861:Paccar 1856:onsemi 1836:Nvidia 1801:Micron 1736:Intuit 1706:Gilead 1686:Exelon 1661:Dexcom 1641:Costco 1636:CoStar 1631:Copart 1601:Cintas 1571:Biogen 1506:Amazon 1496:Airbnb 1429:Yahoo! 1419:Google 728:. 2010 697:  213:& 129:Nasdaq 112:Public 2145:Apple 2097:Qorvo 2067:Intel 1936:Tesla 1766:Linde 1731:Intel 1606:Cisco 1531:Apple 1526:Ansys 1516:Amgen 1481:Adobe 1471:index 1226:mLive 389:wafer 234:wafer 2267:ASML 2246:JCET 2228:OSAT 2213:TSMC 2208:SMIC 1791:Meta 1546:ASML 1385:2020 1363:2022 1289:2022 1260:2022 1234:2022 1190:2022 1164:2022 1138:2022 1106:2019 1071:2019 1045:2020 1023:2019 987:2022 965:2022 943:2022 921:2022 899:2022 873:2022 847:2022 825:2022 803:2022 781:2019 759:2019 734:2022 708:2022 695:ISBN 672:2020 647:2022 616:2020 527:MEMS 375:and 174:1997 167:1997 133:KLAC 2272:KLA 2218:UMC 2140:AMD 2044:IDM 1841:NXP 1751:KLA 1651:CSX 1591:CDW 1541:ARM 1511:AEP 1491:AMD 1486:ADP 211:CEO 53:to 2324:: 1354:. 1330:. 1305:. 1279:. 1268:^ 1250:. 1224:. 1206:. 1180:. 1154:. 1128:. 1117:^ 1097:. 1079:^ 1061:. 1014:/ 1010:. 1006:. 995:^ 889:. 863:. 742:^ 724:. 693:. 689:. 655:^ 637:. 624:^ 607:. 589:. 456:. 395:, 391:, 332:c. 236:, 232:, 2010:e 2003:t 1996:v 1460:e 1453:t 1446:v 1387:. 1365:. 1340:. 1316:. 1291:. 1262:. 1236:. 1192:. 1166:. 1140:. 1108:. 1073:. 1047:. 1025:. 989:. 967:. 945:. 923:. 901:. 875:. 849:. 827:. 805:. 783:. 761:. 736:. 710:. 674:. 649:. 618:. 217:) 206:) 176:) 76:) 70:( 65:) 61:( 47:. 20:)

Index

KLA-Tencor
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Traded as
Nasdaq
KLAC
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S&P 500
Semiconductors
Milpitas, California
chairman
CEO
president
semiconductor
wafer
reticle
Operating income
Net income
Total assets
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kla.com
Milpitas, California
process control
yield management
semiconductor industry
nanoelectronics
wafer

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