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WESTFIELD CAPITAL MANAGEMENT CO LP

Position in AMAT — Applied Materials Inc /De

CIK 1177719 BOSTON, MA

Position in AMAT

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$148,643,016
+$148,323,101 QoQ
Shares Held
205,592
+21865.0% QoQ
Ownership
0.026%
of shares outstanding
% of Portfolio
0.49%
of 13F equity value
Holder Rank
#261
of 3,497 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 78% Shared 0% None 22%

Common Shares in AMAT Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $628,046,750 across 6 Semiconductor Equipment & Materials names. AMAT ranks #1 (23.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 AMAT
Applied Materials Inc /De
This page
205,592 $148,643,016

All Filings in AMAT

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25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $148,643,016 205,592
2026-03-31 $319,915 936
2025-12-31 $240,542 936
2025-06-30 $127,129,483 694,431
2025-03-31 $748,674 5,159
2024-12-31 $981,634 6,036
2024-09-30 $1,932,608 9,565
2024-06-30 $2,300,430 9,748
2024-03-31 $1,344,207 6,518
2023-12-31 $1,579,858 9,748
2023-09-30 $1,780,190 12,858
2023-06-30 $58,637,998 405,687
2023-03-31 $50,738,002 413,075
2022-12-31 $52,124,884 535,273
2022-09-30 $60,171,112 734,421
2022-06-30 $70,033,765 769,771
2022-03-31 $105,817,475 802,864
2021-12-31 $135,140,610 858,799
2021-09-30 $79,285,579 615,906
2021-06-30 $104,944,670 736,971
2021-03-31 $106,021,887 793,577
2020-12-31 $151,353,198 1,753,803
2020-09-30 $129,832,736 2,183,898
2020-06-30 $147,062,760 2,432,800
2020-03-31 $110,945,752 2,421,339