$KLAC

$149.22 +$3.61 (2.48%) Live

$KLAC Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 1.31B shares outstanding

Who owns KLAC?

By type of holder

Institutions 91.4% Insiders 8.6% Everyone else 0.0%

Concentration Top 10 holders own 296.5%

Kennedy Kevin 98.4% · Rango Robert A. 89.5%

Institutional ownership

91.4%

+82.4 pts vs last qtr

Institutional holders

2,483

+400 vs last qtr

Net shares bought

+1.08B

by institutions in Q2 2026

New / sold out

524 / 124

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

BlackRock, Inc. +113.6M
Vanguard Capital Management LLC +76.8M

Biggest sellers in Q2 2026

Janus Henderson Group PLC SOLD OUT −1.2M
Value Aligned Research Advisors, LLC SOLD OUT −143.4K

Who is planning to sell?

Notices of proposed sale, last 12 months

$112M

21 notices from 7 people

Shares covered

399.4K

0.03% of the company

Arranged in advance

99%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Wallace Richard P Officer 10b5-1 $60.9M
Higgins Bren D. Officer 10b5-1 $16.8M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2024–FY2026

−3.1%

−1.56% a year

Each share's claim on the business

+3.2%

grew without buying or selling a share

Spent on buybacks vs paid in stock

$6.18B vs $788M

over 3 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years82% 3–5 years3% 1–3 years10% Under 1 year6%

Quarterly turnover

460.4%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting KLAC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	126.2M	9.66%	+113.6M (+901.9%)	≤2021	0.6%
Shares held by quarter Peak holding126.2M (Q2'26) Change over 8 quarters+114.5M Share of the company9.660% BlackRock, Inc.'s full portfolio →
VC Vanguard Capital Management LLC	85.3M	6.53%	+76.8M (+901.5%)	≤2021	0.6%
Shares held by quarter Peak holding85.3M (Q2'26) Change over 8 quarters+85.3M Share of the company6.530% Vanguard Capital Management LLC's full portfolio →

BlackRock, Inc.

126.2M

% of company

9.66%

Change vs last qtr

+113.6M (+901.9%)

Held since

≤2021

Vanguard Capital Management LLC

85.3M

% of company

6.53%

Change vs last qtr

+76.8M (+901.5%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding KLA Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting KLAC on Form N-PORT; together they hold 34.9% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$12.5B	41.5M	3.17%	0.54%	June 30, 2026
V5 Vanguard 500 Index Fund Vanguard Index Funds	$10.2B	33.8M	2.59%	0.61%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$12.5B

% of company

3.17%

% of the fund

0.54%

As of

June 30, 2026

Vanguard 500 Index Fund

Vanguard Index Funds

Position value

$10.2B

% of company

2.59%

% of the fund

0.61%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding KLA Corp and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
KK Kennedy Kevin Insider	1.29B	98.40%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company98.400% Kennedy Kevin's insider activity →
RR Rango Robert A. Insider	1.17B	89.50%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company89.500% Rango Robert A.'s insider activity →

Kennedy Kevin

Insider

1.29B

% of company

98.40%

Change vs last qtr

—

Held since

—

Rango Robert A.

Insider

1.17B

% of company

89.50%

Change vs last qtr

—

Held since

—

13 more holders behind a free account

See every insider and 5%+ holder of KLA Corp.

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