Position in AMKR
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$27,220,137
+$13,052,979 QoQ
Shares Held
315,669
+0.3% QoQ
Ownership
0.127%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#54
of 642 holders
Holding Since
Mar 2020
24 quarters on record
Voting authority
Sole 53%
Shared 0%
None 47%
Common Shares in AMKR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026RHUMBLINE ADVISERS holds $3,288,249,694 across 28 Semiconductor Equipment & Materials names. AMKR ranks #8 (0.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
1,419,788 | $1,026,506,724 | |
| 2 | LRCX |
Lam Research Corp
|
2,271,281 | $984,214,195 | |
| 3 | KLAC |
Kla Corp
|
2,451,630 | $739,681,287 | |
| 4 | TER |
Teradyne, Inc
|
301,374 | $145,816,796 | |
| 5 | ENTG |
Entegris Inc
|
439,154 | $78,986,238 | |
| 6 | Q |
Qnity Electronics, Inc.
|
375,842 | $61,378,757 | |
| 7 | ONTO |
Onto Innovation Inc.
|
133,651 | $50,580,220 | |
| 8 | AMKR |
Amkor Technology, Inc.
This page
|
315,669 | $27,220,137 |
All Filings in AMKR
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24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $27,220,137 | 315,669 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $14,167,158 | 314,616 | Shares | Sole | 2026-05-12 | |
| 2025-12-31 | $11,968,519 | 303,154 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $8,970,310 | 315,856 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $6,772,486 | 322,653 | Shares | Sole | 2025-08-12 | |
| 2024-09-30 | $9,713,847 | 317,446 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $12,052,823 | 301,170 | Shares | Sole | 2024-08-01 | |
| 2024-03-31 | $12,079,715 | 374,681 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $12,316,054 | 370,185 | Shares | Sole | 2024-02-08 | |
| 2023-09-30 | $8,040,808 | 355,788 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $10,407,026 | 349,816 | Shares | Sole | 2023-08-08 | |
| 2023-03-31 | $9,084,987 | 349,154 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $8,372,712 | 349,154 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $5,907,466 | 346,479 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $5,666,283 | 334,294 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $6,669,212 | 307,054 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $7,639,806 | 308,181 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $7,746,775 | 310,492 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $7,682,997 | 324,588 | Shares | Sole | 2021-08-05 | |
| 2021-03-31 | $7,706,224 | 325,020 | Shares | Sole | 2021-05-06 | |
| 2020-12-31 | $2,508,090 | 166,319 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $1,893,001 | 169,018 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $2,445,356 | 198,648 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $1,517,305 | 194,776 | Shares | Sole | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||