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Equibles

PRIMECAP MANAGEMENT CO/CA/

Position in KLAC — Kla Corp

CIK 763212 PASADENA, CA
Back to KLAC Full portfolio

Position in KLAC

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$6,196,136,808
+$2,606,920,989 QoQ
Shares Held
20,536,730
-15.8% QoQ
Ownership
1.57%
of shares outstanding
% of Portfolio
3.66%
of 13F equity value
Holder Rank
#10
of 2,485 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 99% Shared 0% None 1%

Common Shares in KLAC Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

PRIMECAP MANAGEMENT CO/CA/ holds $8,982,386,145 across 9 Semiconductor Equipment & Materials names. KLAC ranks #1 (69.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 KLAC
Kla Corp
This page 		20,536,730 $6,196,136,808
2 AMAT
Applied Materials Inc /De
 1,042,926 $754,035,498
3 ASML
Asml Holding NV
 351,576 $699,439,322
4 ENTG
Entegris Inc
 3,125,433 $562,140,379
5 FORM
Formfactor Inc
 1,690,114 $270,299,932
6 TER
Teradyne, Inc
 485,840 $235,068,825
7 Q
Qnity Electronics, Inc.
 906,109 $147,976,660
8 ACLS
Axcelis Technologies Inc
 610,451 $115,649,941

All Filings in KLAC

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,196,136,808 20,536,730
2026-03-31 $3,589,215,819 2,437,647
2025-12-31 $3,494,523,906 2,875,962
2025-09-30 $3,813,047,305 3,535,182
2025-06-30 $4,013,163,319 4,480,277
2025-03-31 $3,315,390,718 4,877,009
2024-12-31 $3,266,900,618 5,184,569
2024-09-30 $4,105,549,328 5,301,519
2024-06-30 $4,547,740,737 5,515,689
2024-03-31 $4,041,135,937 5,784,869
2023-12-31 $3,424,036,621 5,890,309
2023-09-30 $2,755,672,394 6,008,094
2023-06-30 $2,952,752,772 6,087,899
2023-03-31 $2,534,685,192 6,349,889
2022-12-31 $2,553,229,816 6,771,954
2022-09-30 $2,151,939,588 7,110,794
2022-06-30 $2,291,426,434 7,181,354
2022-03-31 $2,695,046,832 7,362,309
2021-12-31 $3,339,448,879 7,764,174
2021-09-30 $2,678,600,198 8,007,534
2021-06-30 $2,628,041,072 8,105,984
2021-03-31 $2,788,314,653 8,439,209
2020-12-31 $2,424,515,832 9,364,319
2020-09-30 $1,865,035,978 9,626,489
2020-06-30 $1,945,828,604 10,005,289
2020-03-31 $1,485,918,574 10,337,544