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BETR ▼ sold $13K · Tuffin Paula filed 2d agoBETR ▼ sold $14K · Nicholas J. Calamari filed 2d agoFBK ▲ bought $716K · INGRAM ORRIN H II filed 2d agoFBK ▲ bought $821K · INGRAM ORRIN H II filed 2d agoBEN ▼ sold $5.0M · FRANKLIN TEMPLETON INC filed 2d agoNAD ▼ sold $338K · Robert Young L filed 3d agoWSBC ▼ sold $15K · Rep. Michael A. Rulli filed 4d agoGOOG ▼ sold $100K · Rep. Michael A. Rulli filed 4d agoWMT ▼ sold $100K · Rep. Jonathan L. Jackson filed 4d agoVSAT ▼ sold $100K · Rep. Jonathan L. Jackson filed 4d agoTYG ▼ sold $15K · Rep. Jonathan L. Jackson filed 4d agoGH ▲ bought $50K · Rep. Jonathan L. Jackson filed 4d agoEL ▲ bought $100K · Rep. Jonathan L. Jackson filed 4d agoDDOG ▲ bought $100K · Rep. Jonathan L. Jackson filed 4d agoCPRT ▼ sold $553K · Morefield Diane M filed 4d agoPTON ▼ sold $154K · Kirol Charles Peter filed 4d agoEME ▲ bought $1K · MCEVOY M KEVIN filed 4d agoEME ▲ bought $826 · MCEVOY M KEVIN filed 4d ago

Stock / equity

KLAC KLA CORP

Company
KLA CORP
Security
Equity
Size, estimated from filings
Mega cap ($200B and up)
Insiders on record
15
Members of Congress
5
Latest trade on record
September 15, 2026

KLAC (KLA CORP) has 102 disclosed insider transactions from 15 insiders in the last 12 months (0 open-market buys, 68 sales, about $256.2M at reported prices) and 4 congressional trades from 4 members of Congress. The most recent disclosure was filed September 16, 2026.

Last updated September 16, 2026 · Sources: SEC EDGAR Form 4; House Clerk and Senate eFD PTRs

Insider txns (12m)
102
Open-market buys / sales
0 / 68
Congress trades (12m)
4
Distinct filers (12m)
19

Share price

Price and chart by TradingView for KLA CORP. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.

KLAC in charts

Who is trading this stock

Which people account for the buying and selling over the last 12 months?

BoughtSold

8 people account for the disclosed buying and selling in KLAC over the last 12 months; the most active is WALLACE RICHARD P with $128M.

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Prices insiders traded at

What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.

▲ Bought▼ SoldAverage reported price that day
$0$1,000$2,000$3,000Nov 2025Sep 2026
$0$1,000$2,000$3,000Nov 2025Sep 2026

Insiders reported 22 open-market trades in KLAC since Nov 11, 2025, at prices from $172 to $2,213; the most recent was a sale at $172 on Sep 15, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.

Insider holdings over time

Is an insider building or unwinding a position? Shares held directly after each filing.

WALLACE RICHARD PHiggins Bren D.
0440K879K707K308K2025-11-132026-09-16

WALLACE RICHARD P reported 706,925 shares held after the latest filing, against 80,407 at the first on record.

Lobbying spend by quarter

How much has KLA CORP reported spending on federal lobbying?

Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Q4 26
Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Q4 26

KLA CORP reported $1.4M in lobbying over the last eight quarters, from filings matched by exact company name.

Insiders trading KLAC

Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns.

InsiderRoleRowsBoughtSoldValue boughtValue soldLatest
WALLACE RICHARD PDirector18013—$128.0MSeptember 15, 2026
Wilkinson Mary BethEVP, CLO and Secretary16013—$20.8MAugust 10, 2026
Higgins Bren D.EVP & Chief Financial Officer15011—$43.8MAugust 12, 2026
Kirloskar Virendra ASVP & Chief Accounting Officer15012—$3.9MAugust 10, 2026
Khan Ahmad A.President, Semi. Prod. & Cust.1409—$34.0MAugust 11, 2026
Lorig BrianEVP, KLA Global Services1309—$24.5MAugust 13, 2026
Hanley Jeneanne MichelleDirector201—$1.0MMay 11, 2026
CALDERONI ROBERTDirector200——February 5, 2026
Conley JasonEVP, Chief Financial Officer100——November 5, 2025
Embree Tracy ADirector100——November 5, 2025
KENNEDY KEVINDirector100——November 5, 2025
McMullen Michael R.Director100——November 5, 2025
PENG VICTORDirector100——November 5, 2025
Samath JamieDirector100——November 5, 2025
Taylor Susan J.S.Director100——November 5, 2025
What kind of transactions these are 5 Form 4 codes
CodeMeaningRowsSharesValue at reported prices
FShares withheld for tax46701,817$143.7M
AGrant or award27985,218—
SOpen-market sale22399,662$112.3M
JOther acquisition or disposal5981$106K
GGift2889—

What each code means: Form 4 transaction codes.

Members of Congress trading KLAC

Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.

MemberSeatTradesBoughtSoldRange as filedLatest
Michael A. RulliRepresentative (OH, District 6), Republican110$1,001–$15KJuly 1, 2026
Lizzie FletcherRepresentative (TX, District 7), Democrat101$1,001–$15KApril 8, 2026
Alan ArmstrongSenator (OK), Republican110$1,001–$15KMarch 27, 2026
Val T. HoyleRepresentative (OR, District 4), Democrat101$1,001–$15KSeptember 23, 2025
Tommy TubervilleSenator (AL), Republican101$1,001–$15KMay 3, 2024

Download CSV107 rows · 36 KB · insider and congressional rows for this ticker · all downloads

Insider transactions

FilerSideTrade dateDisclosedLagSharesPriceValueFlagsSourceShare
WALLACE RICHARD PSell SSeptember 15, 2026September 16, 20261d72,019$172$12.4M10b5-1 planForm 4 ↗
Lorig BrianSell SAugust 13, 2026August 14, 20261d59,586$208$12.4M10b5-1 planForm 4 ↗
Higgins Bren D.Sell SAugust 12, 2026August 13, 20261d31,500$210$6.6M10b5-1 planForm 4 ↗
Khan Ahmad A.Sell SAugust 11, 2026August 12, 20261d33,180$199$6.6M10b5-1 planForm 4 ↗
WALLACE RICHARD PSell SAugust 11, 2026August 12, 20261d87,568$199$17.4M10b5-1 planForm 4 ↗
Kirloskar Virendra ASell SAugust 10, 2026August 11, 20261d529$205$108K10b5-1 planForm 4 ↗
Wilkinson Mary BethSell SAugust 10, 2026August 11, 20261d1,661$205$340K10b5-1 planForm 4 ↗
WALLACE RICHARD PSell FAugust 7, 2026August 10, 20263d12,762$193$2.5MForm 4 ↗
Lorig BrianSell FAugust 7, 2026August 10, 20263d2,876$193$556KForm 4 ↗
Wilkinson Mary BethSell SAugust 7, 2026August 10, 20263d21,831$198$4.3M10b5-1 planForm 4 ↗
Wilkinson Mary BethSell FAugust 7, 2026August 10, 20263d1,208$193$233K10b5-1 planForm 4 ↗
Khan Ahmad A.Sell FAugust 7, 2026August 10, 20263d4,532$193$876KForm 4 ↗
Higgins Bren D.Sell FAugust 7, 2026August 10, 20263d4,532$193$876KForm 4 ↗
Kirloskar Virendra ASell SAugust 7, 2026August 10, 20263d2,405$198$475K10b5-1 planForm 4 ↗
Kirloskar Virendra ASell FAugust 7, 2026August 10, 20263d521$193$101K10b5-1 planForm 4 ↗
Khan Ahmad A.Sell FAugust 6, 2026August 7, 20261d30,975$193$6.0MForm 4 ↗
Khan Ahmad A.Other AAugust 6, 2026August 7, 20261d62,476——Form 4 ↗
Khan Ahmad A.Sell FAugust 6, 2026August 7, 20261d21,671$193$4.2MForm 4 ↗
Khan Ahmad A.Other AAugust 6, 2026August 7, 20261d87,420——Form 4 ↗
Khan Ahmad A.Other AAugust 5, 2026August 7, 20262d24,411——Form 4 ↗
Lorig BrianSell FAugust 6, 2026August 7, 20261d12,389$193$2.4MForm 4 ↗
Lorig BrianOther AAugust 6, 2026August 7, 20261d24,987——Form 4 ↗
Lorig BrianSell FAugust 6, 2026August 7, 20261d9,854$193$1.9MForm 4 ↗
Lorig BrianOther AAugust 6, 2026August 7, 20261d39,735——Form 4 ↗
Lorig BrianOther AAugust 5, 2026August 7, 20262d15,961——Form 4 ↗
Kirloskar Virendra ASell FAugust 6, 2026August 7, 20261d2,365$193$456KForm 4 ↗
Kirloskar Virendra AOther AAugust 6, 2026August 7, 20261d9,540——Form 4 ↗
Kirloskar Virendra AOther AAugust 5, 2026August 7, 20262d1,549——Form 4 ↗
Higgins Bren D.Sell FAugust 6, 2026August 7, 20261d30,975$193$6.0MForm 4 ↗
Higgins Bren D.Other AAugust 6, 2026August 7, 20261d62,476——Form 4 ↗
Higgins Bren D.Sell FAugust 6, 2026August 7, 20261d21,671$193$4.2MForm 4 ↗
Higgins Bren D.Other AAugust 6, 2026August 7, 20261d87,420——Form 4 ↗
Higgins Bren D.Other AAugust 5, 2026August 7, 20262d24,411——Form 4 ↗
Wilkinson Mary BethSell FAugust 6, 2026August 7, 20261d10,520$193$2.0MForm 4 ↗
Wilkinson Mary BethOther AAugust 6, 2026August 7, 20261d24,987——Form 4 ↗
Wilkinson Mary BethSell FAugust 6, 2026August 7, 20261d5,355$193$1.0MForm 4 ↗
Wilkinson Mary BethOther AAugust 6, 2026August 7, 20261d25,440——Form 4 ↗
Wilkinson Mary BethOther AAugust 5, 2026August 7, 20262d5,070——Form 4 ↗
WALLACE RICHARD POther AAugust 6, 2026August 7, 20261d40,841——Form 4 ↗
WALLACE RICHARD PSell FAugust 6, 2026August 7, 20261d46,467$193$9.0MForm 4 ↗
WALLACE RICHARD POther AAugust 6, 2026August 7, 20261d93,721——Form 4 ↗
WALLACE RICHARD PSell FAugust 6, 2026August 7, 20261d87,481$193$16.9MForm 4 ↗
WALLACE RICHARD POther AAugust 6, 2026August 7, 20261d352,875——Form 4 ↗
Wilkinson Mary BethSell SAugust 5, 2026August 5, 20260d13,802$196$2.7M10b5-1 planForm 4 ↗
Kirloskar Virendra ASell SAugust 5, 2026August 5, 20260d4,504$196$881K10b5-1 planForm 4 ↗
Wilkinson Mary BethSell SAugust 4, 2026August 4, 20260d4,295$192$823K10b5-1 planForm 4 ↗
Wilkinson Mary BethSell FAugust 4, 2026August 4, 20260d7,527$183$1.4M10b5-1 planForm 4 ↗
Wilkinson Mary BethSell FAugust 4, 2026August 4, 20260d2,509$183$459K10b5-1 planForm 4 ↗
Kirloskar Virendra ASell SAugust 4, 2026August 4, 20260d1,565$192$300K10b5-1 planForm 4 ↗
Kirloskar Virendra ASell FAugust 4, 2026August 4, 20260d3,324$183$608K10b5-1 planForm 4 ↗
Kirloskar Virendra ASell FAugust 4, 2026August 4, 20260d1,106$183$202K10b5-1 planForm 4 ↗
Higgins Bren D.Sell FAugust 4, 2026August 4, 20260d22,170$183$4.1MForm 4 ↗
Higgins Bren D.Sell FAugust 4, 2026August 4, 20260d7,387$183$1.4MForm 4 ↗
Khan Ahmad A.Sell FAugust 4, 2026August 4, 20260d23,278$183$4.3MForm 4 ↗
Khan Ahmad A.Sell FAugust 4, 2026August 4, 20260d7,759$183$1.4MForm 4 ↗
Lorig BrianSell FAugust 4, 2026August 4, 20260d11,081$183$2.0MForm 4 ↗
Lorig BrianSell FAugust 4, 2026August 4, 20260d3,694$183$675KForm 4 ↗
WALLACE RICHARD PSell FAugust 4, 2026August 4, 20260d89,787$183$16.4MForm 4 ↗
WALLACE RICHARD PSell FAugust 4, 2026August 4, 20260d19,951$183$3.6MForm 4 ↗
Khan Ahmad A.Sell FAugust 3, 2026August 3, 20260d7,224$183$1.3MForm 4 ↗
Khan Ahmad A.Sell FAugust 1, 2026August 3, 20262d4,504$183$823KForm 4 ↗
WALLACE RICHARD PSell FAugust 3, 2026August 3, 20260d19,440$183$3.6MForm 4 ↗
WALLACE RICHARD PSell FAugust 1, 2026August 3, 20262d13,213$183$2.4MForm 4 ↗
Lorig BrianSell FAugust 3, 2026August 3, 20260d3,282$183$600KForm 4 ↗
Lorig BrianSell FAugust 1, 2026August 3, 20262d3,005$183$549KForm 4 ↗
Higgins Bren D.Sell FAugust 3, 2026August 3, 20260d7,224$183$1.3MForm 4 ↗
Higgins Bren D.Sell FAugust 1, 2026August 3, 20262d4,504$183$823KForm 4 ↗
Wilkinson Mary BethSell FAugust 3, 2026August 3, 20260d1,785$183$326KForm 4 ↗
Wilkinson Mary BethSell FAugust 1, 2026August 3, 20262d1,339$183$245KForm 4 ↗
Kirloskar Virendra ASell FAugust 3, 2026August 3, 20260d730$183$133KForm 4 ↗
Kirloskar Virendra ASell FAugust 1, 2026August 3, 20262d373$183$68KForm 4 ↗
Higgins Bren D.Sell SJuly 2, 2026July 6, 20264d27,701$266$7.4M10b5-1 planForm 4 ↗
Kirloskar Virendra ASell SJuly 2, 2026July 6, 20264d196$266$52K10b5-1 planForm 4 ↗
Kirloskar Virendra AOther JJune 30, 2026July 6, 20266d196$108$21Klate10b5-1 planForm 4 ↗
Lorig BrianSell FJune 30, 2026July 2, 20262d12,222$278$3.4MForm 4 ↗
Lorig BrianOther JJune 30, 2026July 2, 20262d196$108$21KForm 4 ↗
Higgins Bren D.Sell FJune 30, 2026July 2, 20262d30,567$278$8.5MForm 4 ↗
Higgins Bren D.Other JJune 30, 2026July 2, 20262d196$108$21KForm 4 ↗
WALLACE RICHARD PSell FJune 30, 2026July 2, 20262d45,850$278$12.8MForm 4 ↗
WALLACE RICHARD POther JJune 30, 2026July 2, 20262d196$108$21KForm 4 ↗
Wilkinson Mary BethSell SJuly 1, 2026July 2, 20261d14,392$285$4.1M10b5-1 planForm 4 ↗
Wilkinson Mary BethSell FJune 30, 2026July 2, 20262d10,260$278$2.9M10b5-1 planForm 4 ↗
Khan Ahmad A.Sell FJune 30, 2026July 2, 20262d30,567$278$8.5MForm 4 ↗
Khan Ahmad A.Other JJune 30, 2026July 2, 20262d196$108$21KForm 4 ↗
WALLACE RICHARD PSell SJune 11, 2026June 11, 20260d4,512$2,213$10.0M10b5-1 planForm 4 ↗
WALLACE RICHARD PSell SMay 12, 2026May 12, 20260d4,512$1,794$8.1M10b5-1 planForm 4 ↗
Kirloskar Virendra ASell SMay 11, 2026May 12, 20261d297$1,879$558KForm 4 ↗
Hanley Jeneanne MichelleSell SMay 11, 2026May 12, 20261d550$1,875$1.0MForm 4 ↗
CALDERONI ROBERTOther AFebruary 5, 2026February 6, 20261d11——Form 4 ↗
Higgins Bren D.Sell SDecember 16, 2025December 18, 20252d2,254$1,237$2.8M10b5-1 planForm 4 ↗
Khan Ahmad A.Other GNovember 12, 2025November 14, 20252d85——Form 4 ↗
WALLACE RICHARD POther GNovember 11, 2025November 13, 20252d804——10b5-1 planForm 4 ↗
WALLACE RICHARD PSell SNovember 11, 2025November 13, 20252d10,803$1,203$13.0M10b5-1 planForm 4 ↗
Embree Tracy AOther ANovember 5, 2025November 7, 20252d204——Form 4 ↗
Conley JasonOther ANovember 5, 2025November 7, 20252d204——Form 4 ↗
CALDERONI ROBERTOther ANovember 5, 2025November 7, 20252d257——Form 4 ↗
McMullen Michael R.Other ANovember 5, 2025November 7, 20252d204——Form 4 ↗
Taylor Susan J.S.Other ANovember 5, 2025November 7, 20252d204——Form 4 ↗
PENG VICTOROther ANovember 5, 2025November 7, 20252d204——Form 4 ↗
KENNEDY KEVINOther ANovember 5, 2025November 7, 20252d204——Form 4 ↗
Hanley Jeneanne MichelleOther ANovember 5, 2025November 7, 20252d204——Form 4 ↗
Samath JamieOther ANovember 5, 2025November 7, 20252d204——Form 4 ↗

Congressional trades

FilerSideTrade dateDisclosedLagSharesPriceValueFlagsSourceShare
Michael A. RulliBuyJuly 1, 2026August 7, 202637d——$1,001–$15KHouse PTR ↗
Tommy TubervilleSellMay 3, 2024August 5, 2026———$1,001–$15KjointSenate PTR ↗
Alan ArmstrongBuyMarch 27, 2026July 21, 2026116d——$1,001–$15KlateSenate PTR ↗
Lizzie FletcherSellApril 8, 2026May 1, 202623d——$1,001–$15KHouse PTR ↗
Val T. HoyleSellSeptember 23, 2025October 10, 202517d——$1,001–$15KspouseHouse PTR ↗

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Guides for this page

Sources and method

Official sources behind this page
SourceFilingsRowsFirst filedNewest filedRead the originals
House Clerk, periodic transaction reports33October 10, 2025August 7, 2026House Clerk search
Senate eFD, periodic transaction reports22July 21, 2026August 5, 2026Senate eFD search
SEC EDGAR, Form 457102November 7, 2025September 16, 2026Form 4 list on EDGAR

Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.

Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.

Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.