Position in ACLS
as of Jun 30, 2026
· filed Jul 31, 2026
Position Value
$831,116
-$1,496,259 QoQ
Shares Held
4,387
-69.3% QoQ
Ownership
0.014%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#194
of 441 holders
Holding Since
Mar 2023
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ACLS Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026Calamos Advisors LLC holds $464,080,284 across 8 Semiconductor Equipment & Materials names. ACLS ranks #8 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
303,395 | $219,354,585 | |
| 2 | LRCX |
Lam Research Corp
|
365,435 | $158,353,948 | |
| 3 | TER |
Teradyne, Inc
|
96,290 | $46,588,953 | |
| 4 | ASML |
Asml Holding NV
|
7,327 | $14,576,626 | |
| 5 | Q |
Qnity Electronics, Inc.
|
71,775 | $11,721,575 | |
| 6 | UCTT |
Ultra Clean Holdings, Inc.
|
61,129 | $8,716,383 | |
| 7 | ICHR |
Ichor Holdings, Ltd.
|
35,065 | $3,937,098 | |
| 8 | ACLS |
Axcelis Technologies Inc
This page
|
4,387 | $831,116 |
All Filings in ACLS
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $831,116 | 4,387 | Shares | Sole | 2026-07-31 | |
| 2023-09-30 | $2,327,375 | 14,274 | Shares | Other | 2023-10-26 | |
| 2023-06-30 | $2,617,584 | 14,278 | Shares | Other | 2023-07-28 | |
| 2023-03-31 | $737,139 | 5,532 | Shares | Other | 2023-05-04 | |
| No filing history on record for this holder in this stock. | ||||||