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KLA CORP (KLAC) Stock Ownership and Short Interest

USA - NASDAQ:KLAC - US4824801009 - Common Stock

982.75 USD
-70.72 (-6.71%)
Last: 10/10/2025, 10:38:14 PM
1019 USD
+36.25 (+3.69%)
Pre-Market: 10/13/2025, 4:45:17 AM
KLAC Ownership Chart.KLAC Ownership Chart: showing Insider, Institutional ownership and shares available to the public.KLAC Ownership.InsiderInstitutionalPublic



Shares Outstanding131.68M
Float131.54M
Float Short Interest Percentage2.83%
Owners (insider)0.06%
Owners (institutional)93.51%
Owners (insider) change-1.38%
Owners (institutional) change-0.02%
KLAC Institutional Ownership HistoryKLAC Institutional Ownership HistoryKLAC Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 100M 200M 300M
KLAC Historical Insider Transactions ChartKLAC Historical Insider Buy and Sell Transactions ChartKLAC Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 0 20K -20K 40K 60K
Date Name Type Shares Price Amount
Sep 5, 2025 Khan Ahmad A. Open Market Sale 4564 900.00 $ 4,107,600.00
Aug 29, 2025 Khan Ahmad A. Open Market Sale 13716 881.50 $ 12,090,654.00
Aug 20, 2025 Higgins Bren D. Open Market Sale 2301 878.53 $ 2,021,497.53
Aug 12, 2025 Lorig Brian Open Market Sale 8049 913.68 $ 7,354,210.32
Aug 12, 2025 WALLACE RICHARD P Open Market Sale 10801 913.68 $ 9,868,657.68
Aug 12, 2025 WALLACE RICHARD P Other Disposition 804 0.00 $ 0.00
Aug 8, 2025 Wilkinson Mary Beth Open Market Sale 1022 913.00 $ 933,086.00
Aug 8, 2025 Kirloskar Virendra A Open Market Sale 338 913.00 $ 308,594.00
Aug 7, 2025 WALLACE RICHARD P Grant 55762 0.00 $ 0.00
Aug 7, 2025 WALLACE RICHARD P Option Excercise 8979 888.28 $ 7,975,866.12
Aug 7, 2025 Lorig Brian Grant 9254 0.00 $ 0.00
Aug 7, 2025 Lorig Brian Option Excercise 1109 888.28 $ 985,102.52
Aug 7, 2025 Kirloskar Virendra A Grant 1758 0.00 $ 0.00
Aug 7, 2025 Kirloskar Virendra A Option Excercise 332 888.28 $ 294,908.96
Aug 7, 2025 Khan Ahmad A. Grant 19208 0.00 $ 0.00
Aug 7, 2025 Khan Ahmad A. Option Excercise 2328 888.28 $ 2,067,915.84
Aug 7, 2025 Higgins Bren D. Grant 18761 0.00 $ 0.00
Aug 7, 2025 Higgins Bren D. Option Excercise 2217 888.28 $ 1,969,316.76
Aug 7, 2025 Wilkinson Mary Beth Grant 7188 0.00 $ 0.00
Aug 7, 2025 Wilkinson Mary Beth Option Excercise 767 888.28 $ 681,310.76
Aug 5, 2025 Wilkinson Mary Beth Option Excercise 1440 915.62 $ 1,318,492.80
Aug 5, 2025 Wilkinson Mary Beth Open Market Sale 1920 917.00 $ 1,760,640.00
Aug 5, 2025 Kirloskar Virendra A Option Excercise 448 915.62 $ 410,197.76
Aug 5, 2025 Kirloskar Virendra A Open Market Sale 511 917.00 $ 468,587.00
Aug 5, 2025 WALLACE RICHARD P Option Excercise 11792 915.62 $ 10,796,991.04
Aug 5, 2025 Lorig Brian Option Excercise 1270 915.62 $ 1,162,837.40
Aug 5, 2025 Higgins Bren D. Option Excercise 3017 915.62 $ 2,762,425.54
Aug 5, 2025 Khan Ahmad A. Option Excercise 3334 915.62 $ 3,052,677.08
Aug 4, 2025 Wilkinson Mary Beth Open Market Sale 763 896.75 $ 684,220.25
Aug 4, 2025 Kirloskar Virendra A Open Market Sale 320 896.75 $ 286,960.00
Aug 3, 2025 Wilkinson Mary Beth Option Excercise 437 886.64 $ 387,461.68
Aug 3, 2025 Lorig Brian Option Excercise 697 886.64 $ 617,988.08
Aug 3, 2025 WALLACE RICHARD P Option Excercise 3939 886.64 $ 3,492,474.96
Aug 3, 2025 Kirloskar Virendra A Option Excercise 132 886.64 $ 117,036.48
Aug 3, 2025 Khan Ahmad A. Option Excercise 1498 886.64 $ 1,328,186.72
Aug 3, 2025 Higgins Bren D. Option Excercise 1461 886.64 $ 1,295,381.04
Aug 1, 2025 Khan Ahmad A. Option Excercise 451 879.03 $ 396,442.53
Aug 1, 2025 Kirloskar Virendra A Option Excercise 38 879.03 $ 33,403.14
Aug 1, 2025 Wilkinson Mary Beth Option Excercise 136 879.03 $ 119,548.08
Aug 1, 2025 Higgins Bren D. Option Excercise 451 879.03 $ 396,442.53
Aug 1, 2025 Lorig Brian Option Excercise 300 879.03 $ 263,709.00
Aug 1, 2025 WALLACE RICHARD P Option Excercise 1321 879.03 $ 1,161,198.63
Jul 2, 2025 Kirloskar Virendra A Open Market Sale 39 891.50 $ 34,768.50
Jun 30, 2025 WALLACE RICHARD P Other Aquisition 39 541.13 $ 21,103.95
Jun 30, 2025 WALLACE RICHARD P Option Excercise 4086 889.87 $ 3,636,008.82
Jun 30, 2025 Higgins Bren D. Other Aquisition 39 541.13 $ 21,103.95
Jun 30, 2025 Higgins Bren D. Option Excercise 2724 889.87 $ 2,424,005.88
Jun 30, 2025 Lorig Brian Other Aquisition 39 541.13 $ 21,103.95
Jun 30, 2025 Lorig Brian Option Excercise 1052 889.87 $ 936,143.24
Jun 30, 2025 Kirloskar Virendra A Other Aquisition 39 541.13 $ 21,103.95
Jun 30, 2025 Wilkinson Mary Beth Option Excercise 878 889.87 $ 781,305.86
Jun 30, 2025 Wilkinson Mary Beth Open Market Sale 1320 891.16 $ 1,176,331.20
Jun 30, 2025 Khan Ahmad A. Other Aquisition 39 541.13 $ 21,103.95
Jun 30, 2025 Khan Ahmad A. Option Excercise 2724 889.87 $ 2,424,005.88
May 22, 2025 Higgins Bren D. Open Market Sale 1019 766.46 $ 781,022.74
May 8, 2025 Taylor Susan J.S. Grant 166 0.00 $ 0.00
May 6, 2025 WALLACE RICHARD P Open Market Sale 10802 683.30 $ 7,381,006.60
May 6, 2025 WALLACE RICHARD P Other Disposition 805 0.00 $ 0.00
Apr 30, 2025 Samath Jamie Grant 174 0.00 $ 0.00
Mar 25, 2025 Higgins Bren D. Open Market Sale 7008 724.62 $ 5,078,136.96
Feb 11, 2025 WALLACE RICHARD P Other Disposition 805 0.00 $ 0.00
Nov 12, 2024 WALLACE RICHARD P Other Disposition 3056 0.00 $ 0.00
Nov 12, 2024 WALLACE RICHARD P Open Market Sale 14306 663.01 $ 9,485,021.06
Nov 6, 2024 PENG VICTOR Grant 350 0.00 $ 0.00
Nov 6, 2024 MOORE GARY B Grant 350 0.00 $ 0.00
Nov 6, 2024 McMullen Michael R. Grant 350 0.00 $ 0.00
Nov 6, 2024 RANGO ROBERT A. Grant 350 0.00 $ 0.00
Nov 6, 2024 KENNEDY KEVIN Grant 350 0.00 $ 0.00
Nov 6, 2024 Hanley Jeneanne Michelle Grant 350 0.00 $ 0.00
Nov 6, 2024 Higashi Emiko Grant 350 0.00 $ 0.00
Nov 6, 2024 CALDERONI ROBERT Grant 433 0.00 $ 0.00