13D/13G Filings - KLA TENCOR CORP (KLAC)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
Reported
DateTime
Transaction
Date
Type Company
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev Report View
2024-10-04
2:32 pm
Purchase
2024-09-30 13G KLA Corporation
KLAC
The Vanguard Group 13,398,832
10.000%
363,099increase
(+2.79%)
Filing
History
2024-02-13
5:08 pm
Sale
2023-12-29 13G KLA Corporation
KLAC
The Vanguard Group 13,035,733
9.590%
-207,954decrease
(-1.57%)
Filing
History
2024-01-25
4:59 pm
Purchase
2023-12-31 13G KLA Corporation
KLAC
BLACKROCK INC
BLK
11,504,862
8.500%
424,025increase
(+3.83%)
Filing
History
2023-02-13
3:54 pm
Sale
2023-02-14 13G KLA Corporation
KLAC
Capital International Investors 6,485,291
4.600%
-1,449,049decrease
(-18.26%)
Filing
History
2023-02-09
11:25 am
Sale
2022-12-30 13G KLA Corporation
KLAC
The Vanguard Group 13,243,687
9.350%
-266,303decrease
(-1.97%)
Filing
History
2023-01-30
4:03 pm
Sale
2022-12-31 13G KLA Corporation
KLAC
BLACKROCK INC
BLK
11,080,837
7.800%
-243,847decrease
(-2.15%)
Filing
History
2022-02-11
11:19 am
Sale
2022-02-14 13G KLA Corporation
KLAC
Capital International Investors 7,934,340
5.200%
-988,162decrease
(-11.07%)
Filing
History
2022-02-10
12:04 pm
Sale
2022-01-31 13G KLA Corporation
KLAC
PRIMECAP MANAGEMENT CO 7,518,824
4.990%
-245,350decrease
(-3.16%)
Filing
History
2022-02-10
08:22 am
Sale
2021-12-31 13G KLA Corporation
KLAC
The Vanguard Group 13,509,990
8.910%
-5,216,164decrease
(-27.85%)
Filing
History
2022-02-08
2:05 pm
Sale
2021-12-31 13G KLA Corporation
KLAC
PRIMECAP MANAGEMENT CO 7,764,174
5.120%
-1,600,145decrease
(-17.09%)
Filing
History
2022-01-31
5:49 pm
Sale
2021-12-31 13G KLA Corporation
KLAC
BLACKROCK INC
BLK
11,324,684
7.500%
-795,716decrease
(-6.57%)
Filing
History
2021-02-16
4:52 pm
Purchase
2021-02-16 13G KLA Corporation
KLAC
Capital International Investors 8,922,502
5.800%
8,922,502increase
(New Position)
Filing
History
2021-02-12
12:02 pm
Sale
2009-02-28 13G KLA Corporation
KLAC
PRIMECAP MANAGEMENT CO 9,364,319
6.060%
-921,116decrease
(-8.96%)
Filing
History
2021-02-10
11:10 am
Purchase
2020-12-31 13G KLA Corporation
KLAC
The Vanguard Group 18,726,154
12.120%
268,076increase
(+1.45%)
Filing
History
2021-02-04
11:27 am
Sale
2020-12-31 13G KLA Corporation
KLAC
WELLINGTON MANAGEMENT CO LLP 6,347,597
4.110%
-1,908,059decrease
(-23.11%)
Filing
History
2021-01-29
5:23 pm
Sale
2020-12-31 13G KLA Corporation
KLAC
BLACKROCK INC
BLK
12,120,400
7.800%
-468,964decrease
(-3.73%)
Filing
History