Position in Q
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$147,976,660
+$35,998,755 QoQ
Shares Held
906,109
-6.6% QoQ
Ownership
0.433%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#37
of 1,321 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority
Sole 97%
Shared 0%
None 3%
Common Shares in Q Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026PRIMECAP MANAGEMENT CO/CA/ holds $8,982,386,145 across 9 Semiconductor Equipment & Materials names. Q ranks #7 (1.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KLAC |
Kla Corp
|
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.
This page
|
906,109 | $147,976,660 | |
| 8 | ACLS |
Axcelis Technologies Inc
|
610,451 | $115,649,941 |
All Filings in Q
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $147,976,660 | 906,109 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $111,977,905 | 970,514 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $79,443,327 | 972,974 | Shares | Sole | 2026-02-11 | |
| No filing history on record for this holder in this stock. | ||||||