Position in AMKR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$4,977,195
-$8,531,805 QoQ
Shares Held
57,720
-80.8% QoQ
Ownership
0.023%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#146
of 642 holders
Holding Since
Mar 2024
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMKR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026Weiss Asset Management LP holds $60,404,243 across 8 Semiconductor Equipment & Materials names. AMKR ranks #4 (8.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ACLS |
Axcelis Technologies Inc
|
103,258 | $19,562,228 | |
| 2 | FORM |
Formfactor Inc
|
81,760 | $13,075,876 | |
| 3 | ONTO |
Onto Innovation Inc.
|
32,130 | $12,159,598 | |
| 4 | AMKR |
Amkor Technology, Inc.
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|
57,720 | $4,977,195 | |
| 5 | KLIC |
Kulicke & Soffa Industries Inc
|
35,559 | $4,756,371 | |
| 6 | UCTT |
Ultra Clean Holdings, Inc.
|
22,854 | $3,258,751 | |
| 7 | COHU |
Cohu Inc
|
23,834 | $1,761,570 | |
| 8 | ICHR |
Ichor Holdings, Ltd.
|
7,594 | $852,654 |
All Filings in AMKR
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,977,195 | 57,720 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $13,509,000 | 300,000 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $3,257,731 | 82,516 | Shares | Defined | 2026-02-17 | |
| 2024-03-31 | $1,894,067 | 58,749 | Shares | Defined | 2024-05-13 | |
| No filing history on record for this holder in this stock. | ||||||