Position in ACLS
as of Mar 31, 2026
· filed Apr 28, 2026
Position Value
$3,893,629
+$303,476 QoQ
Shares Held
41,831
-6.4% QoQ
Ownership
0.136%
of shares outstanding
% of Portfolio
0.36%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2024
9 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 Mar 31, 2026HARBOR CAPITAL ADVISORS, INC. holds $15,703,097 across 9 Semiconductor Equipment & Materials names. ACLS ranks #2 (24.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LRCX |
Lam Research Corp
|
21,116 | $4,511,644 | |
| 2 | ACLS |
Axcelis Technologies Inc
This page
|
41,831 | $3,893,629 | |
| 3 | FORM |
Formfactor Inc
|
32,390 | $3,141,506 | |
| 4 | AMBA |
Ambarella Inc
|
26,989 | $1,389,393 | |
| 5 | TER |
Teradyne, Inc
|
4,161 | $1,233,570 | |
| 6 | KLIC |
Kulicke & Soffa Industries Inc
|
13,238 | $870,001 | |
| 7 | KLAC |
Kla Corp
|
4,394 | $646,976 | |
| 8 | VECO |
Veeco Instruments Inc
|
245 | $8,295 |
All Filings in ACLS
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,893,629 | 41,831 | Shares | Sole | 2026-04-28 | |
| 2025-12-31 | $3,590,153 | 44,687 | Shares | Sole | 2026-01-20 | |
| 2025-09-30 | $4,396,241 | 45,025 | Shares | Sole | 2025-10-15 | |
| 2025-06-30 | $9,448,779 | 135,583 | Shares | Sole | 2025-07-09 | |
| 2025-03-31 | $6,982,707 | 140,582 | Shares | Sole | 2025-04-14 | |
| 2024-12-31 | $6,136,332 | 87,825 | Shares | Sole | 2025-01-10 | |
| 2024-09-30 | $6,325,390 | 60,328 | Shares | Sole | 2024-10-29 | |
| 2024-06-30 | $2,495,292 | 17,549 | Shares | Sole | 2024-07-09 | |
| 2024-03-31 | $478,532 | 4,291 | Shares | Sole | 2024-05-13 | |
| No filing history on record for this holder in this stock. | ||||||