AMERICAN CENTURY COMPANIES INC
Position in ACLS — Axcelis Technologies Inc
CIK 748054
KANSAS CITY, MO
Position in ACLS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$88,604,155
-$10,506,964 QoQ
Shares Held
951,914
-22.8% QoQ
Ownership
3.10%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
19 quarters on record
Voting authority
Sole 97%
Shared 3%
None 0%
Common Shares in ACLS Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026AMERICAN CENTURY COMPANIES INC holds $3,470,283,710 across 23 Semiconductor Equipment & Materials names. ACLS ranks #8 (2.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
3,543,844 | $1,211,250,440 | |
| 2 | LRCX |
Lam Research Corp
|
3,282,745 | $701,391,296 | |
| 3 | ASML |
Asml Holding NV
|
360,140 | $475,683,716 | |
| 4 | KLAC |
Kla Corp
|
274,227 | $403,774,577 | |
| 5 | TER |
Teradyne, Inc
|
550,691 | $163,257,853 | |
| 6 | AMKR |
Amkor Technology, Inc.
|
2,713,260 | $122,178,097 | |
| 7 | PLAB |
Photronics Inc
|
2,819,927 | $113,953,250 | |
| 8 | ACLS |
Axcelis Technologies Inc
This page
|
951,914 | $88,604,155 |
All Filings in ACLS
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $88,604,155 | 951,914 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $99,111,119 | 1,233,646 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $131,400,104 | 1,345,761 | Shares | Defined | 2025-11-12 | |
| 2025-06-30 | $115,647,976 | 1,659,463 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $56,648,386 | 1,140,495 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $74,068,907 | 1,060,096 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $80,673,477 | 769,418 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $54,768,886 | 385,181 | Shares | Defined | 2024-08-07 | |
| 2024-03-31 | $38,625,398 | 346,354 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $19,002,308 | 146,521 | Shares | Defined | 2024-02-13 | |
| 2023-06-30 | $24,379,590 | 132,982 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $17,932,518 | 134,578 | Shares | Defined | 2023-05-11 | |
| 2022-12-31 | $9,862,067 | 124,270 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $4,943,936 | 81,637 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $1,369,519 | 24,973 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $623,877 | 8,260 | Shares | Defined | 2022-05-11 | |
| 2021-09-30 | $392,935 | 8,355 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $337,709 | 8,355 | Shares | Defined | 2021-08-05 | |
| 2021-03-31 | $343,306 | 8,355 | Shares | Defined | 2021-05-14 | |
| No filing history on record for this holder in this stock. | ||||||