KLA Corporation (KLAC) Insider Trading

Over the last 3 months, KLAC insiders made 0 open-market buys and 3 sales, a net sale of -$9.7M (SEC Form 4). Over the last 6 months, 1360 institutions increased and 1585 reduced their position (13F).

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$9.7M
Insider trades by month Buys Sells
Jul
Aug
Sep
Nov
Dec
May
Context3-month price +44%Institutions mixed (13F)
DateInsiderTypeSharesPrice
May 12, 2026WALLACE RICHARD Pofficer: President and CEOSell4,512$1794.00
May 12, 2026Hanley Jeneanne MichelledirectorSell550$1874.71
May 12, 2026Kirloskar Virendra Aofficer: SVP & Chief Accounting OfficerSell297$1879.02
Feb 6, 2026CALDERONI ROBERTdirectorGrant11
Dec 18, 2025Higgins Bren D.officer: EVP & Chief Financial OfficerSell2,254$1237.01
Nov 13, 2025WALLACE RICHARD Pofficer: President and CEOSell10,803$1203.10
Nov 7, 2025Samath JamiedirectorGrant204
Nov 7, 2025Conley JasondirectorGrant204
Nov 7, 2025Taylor Susan J.S.directorGrant204
Nov 7, 2025Hanley Jeneanne MichelledirectorGrant204
Nov 7, 2025McMullen Michael R.directorGrant204
Nov 7, 2025CALDERONI ROBERTdirectorGrant257
Nov 7, 2025PENG VICTORdirectorGrant204
Nov 7, 2025Embree Tracy AdirectorGrant204
Nov 7, 2025KENNEDY KEVINdirectorGrant204
Sep 9, 2025Khan Ahmad A.officer: President, Semi. Prod. & Cust.Sell4,564$900.00
Sep 2, 2025Khan Ahmad A.officer: President, Semi. Prod. & Cust.Sell13,716$881.50
Aug 22, 2025Higgins Bren D.officer: EVP & Chief Financial OfficerSell2,301$878.53
Aug 14, 2025WALLACE RICHARD Pofficer: President and CEOSell10,801$913.68
Aug 14, 2025Lorig Brianofficer: EVP, KLA Global ServicesSell8,049$913.68
Aug 12, 2025Kirloskar Virendra Aofficer: SVP & Chief Accounting OfficerSell338$913.00
Aug 12, 2025Wilkinson Mary Bethofficer: EVP, CLO and SecretarySell1,022$913.00
Aug 8, 2025Lorig Brianofficer: EVP, KLA Global ServicesGrant4,472
Aug 8, 2025WALLACE RICHARD Pofficer: President and CEOTax8,979$888.28
Aug 8, 2025Lorig Brianofficer: EVP, KLA Global ServicesGrant2,317
Aug 8, 2025WALLACE RICHARD Pofficer: President and CEOGrant36,219
Aug 8, 2025Lorig Brianofficer: EVP, KLA Global ServicesTax1,109$888.28
Aug 8, 2025WALLACE RICHARD Pofficer: President and CEOGrant9,248
Aug 8, 2025Lorig Brianofficer: EVP, KLA Global ServicesGrant2,465
Aug 8, 2025WALLACE RICHARD Pofficer: President and CEOGrant10,295

Source: KLAC SEC Form 4 filings, latest May 12, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their KLAC positions over the last 6 months (SEC Form 13F).

Increased
1360
New positions
565
Reduced
1585
Sold out
191
Largest moves
InstitutionActionSharesFiled
VANGUARD GROUP INCIncreased13.9MJan 29, 2026
BLACKROCK, INC.Increased12.6MMay 13, 2026
BLACKROCK, INC.Increased12.4MFeb 12, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position8.5MMay 15, 2026
STATE STREET CORPIncreased6.2MFeb 13, 2026
STATE STREET CORPReduced6.2MMay 15, 2026
CAPITAL INTERNATIONAL INVESTORSReduced5.5MFeb 11, 2026
FMR LLCIncreased4.4MMay 15, 2026
CAPITAL WORLD INVESTORSIncreased4.1MMay 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position4.0MMay 8, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased3.7MMay 15, 2026
CAPITAL WORLD INVESTORSReduced3.6MFeb 11, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased3.5MFeb 9, 2026
PRIMECAP MANAGEMENT CO/CA/Reduced2.9MFeb 11, 2026
CAPITAL INTERNATIONAL INVESTORSReduced2.7MMay 13, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.