Insider trade

Officer sold ~$4.31M of KLAC shares in the open market

Traded Aug 7, 2026 · Filed Aug 10, 2026

~$4.31M
Reported value · 22K sh @ $197.57: 39K
Holds after · shares reported: +1.1%
stock since the trade · S&P 500 -1.2%, $198.11 → $200.33 on Oct 1

Why it stands out

KLA Corporation's CLO and Secretary sold $4.31M of KLA Corporation shares. It was planned long ago, so it says very little.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Aug 7, 2026
Reporting period: Not applicable
Filed with the SEC: Aug 10, 2026

Officer$1M+Pre-arranged plan referenced

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$4,313,151

Shares × reported transaction price

Timing vs results

10 days after results of Jul 28, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Price at the time

Closed at $198.11 on Aug 7, 2026, 135% above its 52-week low and 34% below its high, after a 23% drop over the previous 30 trading days

52-week range $84.39 (Sep 3, 2025) to $301.71 (Jun 30, 2026), 52% of the way up, from 251 adjusted closes. 30 trading days earlier: $258.80 on Jun 25, 2026. Describes the past only, not a forecast

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	-2.8%	-0.4%	-2.4%
30 days	-11.6%	-1.6%	-10.0%

Past results only. Not a forecast.

Source receipt

Record ID: 0001193125-26-342339
Filed / recorded: Aug 10, 2026, 8:05 PM UTC
Added to OQRO: Oct 2, 2026, 12:28 PM UTC
Parser: form4-xml-v1
Data quality: Verified: identifiers matched exactly
Issuer: KLA CORP
Issuer CIK: 319201
Ticker: KLAC
Reporting person: Mary Beth Wilkinson
Relationship: Officer
Officer title: EVP, CLO and Secretary
Security: Common Stock
Table: Non-derivative (Table I)
Transaction date: Aug 7, 2026
Transaction code: S
Shares / units: 21,831
Price per share: $197.57
Acquired / disposed: Disposed (D)
Shares owned after: 38,693.032
Ownership form: Direct
Amendment: No

Footnotes from the filing

This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on February 2, 2026.
The number of shares of KLA common stock includes 36,957.766 shares issuable upon vesting of RSUs.