KLAC

KLA Corporation

9 superinvestors own KLAC

Based on latest 13F filings — data is 45–90 days delayed

Investor	Fund	Weight	Shares	Value	Quarter	Activity
Jensen Investment Management	Jensen Investment Management	3.62%	189,514	$230.3M	2025Q4	Reduced
David Tepper	Appaloosa Management	3.30%	2,189,014	$25.3M	2011Q4	Added
Torray Funds	Torray Investment Partners	1.15%	6,596	$8.0M	2025Q4	New
John Armitage	Egerton Capital	0.96%	191,191	$92.7M	2023Q2	New
First Eagle Investment Management	First Eagle Investment Management	0.31%	1,796,300	$85.8M	2012Q4	Held
Chris Hohn	TCI Fund Management	0.16%	155,441	$49.6M	2022Q2	Added
Third Avenue Management	Third Avenue Management	0.08%	6,650	$100.0M	2002Q1	Held
Christopher Davis	Davis Selected Advisers	0.01%	48,080	$2.0M	2000Q3	Added
Kenneth Fisher	Fisher Asset Management	0.01%	29,093	$35.4M	2025Q4	Reduced

Open-market purchases (P) and sales (S) from SEC Form 4 filings · last 12 months

No open-market insider trades in the last 12 months.

Form 4 filings for option exercises and other transaction types are excluded.

STOCK Act disclosures · last 12 months

Congressional trade data coming soon.

We are sourcing STOCK Act disclosures and will display them here shortly.

What Is SEC Form 4?

Understand the insider trade filings behind KLAC activity.

What Is a 13F Filing?

How superinvestors disclose their quarterly holdings.

Insider Cluster Buying

Why multiple insiders buying together is a strong signal.

Superinvestor Consensus

The most widely held stocks across all tracked institutions.