KLA CORP — 4/A Filings
63 4/A filings on record
This page lists all 4/A filings submitted to the SEC by KLA CORP (KLAC), sorted by most recent first. Each row links to the full filing on EdgarLookup. KLA CORP has filed 63 4/A documents with the SEC since 2016. To view all SEC filings by KLA CORP, see the full filings list.
All
10-C
10-K
10-K/A
10-Q
10-Q/A
11-K
144
3
3/A
4
4/A
424A
424B1
424B3
424B5
425
5
5/A
8-A12G/A
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFM14A
DEFR14A
EFFECT
FWP
NT 10-K
NT 10-Q
PRE 14A
PX14A6G
RW
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-4MEF
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4/A | FORM 4/A | 0001628280-21-016652 | Aug 11, 2021 | Aug 5, 2021 |
| 4/A | FORM 4/A | 0001628280-21-016630 | Aug 11, 2021 | Aug 5, 2021 |
| 4/A | FORM 4/A | 0001628280-21-016237 | Aug 9, 2021 | Aug 3, 2021 |
| 4/A | FORM 4/A | 0001628280-18-010242 | Aug 1, 2018 | Oct 2, 2017 |
| 4/A | FORM 4/A | 0001628280-16-017638 | Jul 19, 2016 | Nov 4, 2015 |
| 4/A | FORM 4/A | 0001628280-15-006400 | Aug 10, 2015 | Aug 5, 2015 |
| 4/A | FORM 4/A | 0001628280-15-006399 | Aug 10, 2015 | Aug 5, 2015 |
| 4/A | FORM 4/A | 0001628280-15-006259 | Aug 6, 2015 | Aug 4, 2015 |
| 4/A | CORRECTED FORM 4 | 0001181431-13-046837 | Aug 28, 2013 | Aug 8, 2013 |
| 4/A | MARCH 2011 AMENDED FORM 4 | 0001181431-11-020622 | Mar 29, 2011 | Nov 3, 2010 |
| 4/A | V. KIRLOSKAR AMENDED FORM 4 | 0001181431-08-061549 | Nov 13, 2008 | Sep 19, 2008 |
| 4/A | FORM 4/A | 0001181431-07-065564 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065563 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065562 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065561 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065560 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065558 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065557 | Nov 1, 2007 | May 1, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065553 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065552 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065550 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065549 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065548 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065546 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065545 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065540 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | FORM 4/A | 0001181431-07-065536 | Nov 1, 2007 | Jul 31, 2007 |
| 4/A | PRIMARY DOCUMENT | 0000319201-07-000045 | Apr 2, 2007 | Mar 29, 2007 |
| 4/A | PRIMARY DOCUMENT | 0000319201-07-000029 | Feb 27, 2007 | Feb 8, 2007 |
| 4/A | PRIMARY DOCUMENT | 0000319201-07-000007 | Jan 30, 2007 | Dec 22, 2006 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000104 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000102 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000101 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000100 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000099 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000098 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000097 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000096 | Aug 15, 2005 | Aug 2, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000053 | Jun 30, 2005 | Jun 28, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000023 | Mar 3, 2005 | Sep 15, 2004 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000020 | Feb 4, 2005 | Jan 25, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-05-000019 | Jan 27, 2005 | Jan 25, 2005 |
| 4/A | PRIMARY DOCUMENT | 0000319201-04-000116 | Sep 15, 2004 | Aug 2, 2004 |
| 4/A | PRIMARY DOCUMENT | 0000319201-04-000067 | Jun 2, 2004 | Jun 1, 2004 |
| 4/A | PRIMARY DOCUMENT | 0000319201-03-000138 | Oct 29, 2003 | Oct 27, 2003 |
| 4/A | PRIMARY DOCUMENT | 0000319201-03-000104 | Aug 29, 2003 | Aug 22, 2003 |
| 4/A | PRIMARY DOCUMENT | 0000319201-03-000102 | Aug 26, 2003 | Aug 22, 2003 |
| 4/A | PRIMARY DOCUMENT | 0000319201-03-000083 | Aug 13, 2003 | Aug 6, 2003 |
| 4/A | PRIMARY DOCUMENT | 0000319201-03-000067 | Aug 1, 2003 | Jul 30, 2003 |
| 4/A | PRIMARY DOCUMENT | 0000319201-03-000066 | Aug 1, 2003 | Jul 30, 2003 |