SUSQUEHANNA INTERNATIONAL GROUP, LLP
Position in ASYS — Amtech Systems Inc
CIK 1446194
BALA CYNWYD, PA
Position in ASYS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,564,395
+$552,489 QoQ
Shares Held
133,938
+66.1% QoQ
Ownership
0.924%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ASYS Over Time
Shares Held
Position Value (USD)
Derivatives in ASYS
reported options exposure · as of Mar 31, 2026CallValue
$241,776
CallShares
20,700
PutValue
$163,520
PutShares
14,000
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $919,533,738 across 26 Semiconductor Equipment & Materials names. ASYS ranks #20 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ASML |
Asml Holding NV
|
172,121 | $227,342,580 | |
| 2 | LRCX |
Lam Research Corp
|
918,775 | $196,305,466 | |
| 3 | AMAT |
Applied Materials Inc /De
|
407,777 | $139,374,100 | |
| 4 | KLAC |
Kla Corp
|
86,615 | $127,532,792 | |
| 5 | TER |
Teradyne, Inc
|
395,933 | $117,378,296 | |
| 6 | Q |
Qnity Electronics, Inc.
|
322,848 | $37,250,202 | |
| 7 | AXTI |
Axt Inc
|
301,615 | $17,186,022 | |
| 8 | AMBA |
Ambarella Inc
|
153,741 | $7,914,586 |
All Filings in ASYS
Export CSV
32 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $241,776 | 20,700 | Call | Other | 2026-05-15 | |
| 2026-03-31 | $1,564,395 | 133,938 | Shares | Other | 2026-05-15 | |
| 2026-03-31 | $163,520 | 14,000 | Put | Other | 2026-05-15 | |
| 2025-12-31 | $1,011,906 | 80,630 | Shares | Other | 2026-02-17 | |
| 2025-12-31 | $350,145 | 27,900 | Put | Other | 2026-02-17 | |
| 2025-12-31 | $1,349,125 | 107,500 | Call | Other | 2026-02-17 | |
| 2025-09-30 | $184,616 | 19,937 | Shares | Other | 2025-11-14 | |
| 2025-09-30 | $353,732 | 38,200 | Call | Other | 2025-11-14 | |
| 2025-03-31 | $78,535 | 16,260 | Shares | Other | 2025-05-14 | |
| 2024-09-30 | $225,886 | 38,946 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $194,979 | 33,273 | Shares | Defined | 2024-08-15 | |
| 2024-06-30 | $69,734 | 11,900 | Call | Defined | 2024-08-15 | |
| 2024-03-31 | $94,134 | 17,400 | Call | Defined | 2024-05-07 | |
| 2024-03-31 | $168,754 | 31,193 | Shares | Defined | 2024-05-07 | |
| 2023-12-31 | $237,006 | 56,430 | Shares | Defined | 2024-02-14 | |
| 2023-06-30 | $198,905 | 20,806 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $352,398 | 36,939 | Shares | Defined | 2023-05-16 | |
| 2023-03-31 | $129,744 | 13,600 | Put | Defined | 2023-05-16 | |
| 2022-12-31 | $262,846 | 34,585 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $141,360 | 18,600 | Put | Defined | 2023-02-14 | |
| 2022-03-31 | $527,144 | 52,400 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $393,506 | 39,116 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $266,690 | 26,993 | Shares | Defined | 2022-04-05 | |
| 2021-12-31 | $502,892 | 50,900 | Put | Defined | 2022-04-05 | |
| 2021-09-30 | $443,758 | 38,824 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $216,900 | 22,500 | Call | Defined | 2021-08-11 | |
| 2021-06-30 | $285,344 | 29,600 | Put | Defined | 2021-08-11 | |
| 2021-06-30 | $215,964 | 22,403 | Shares | Defined | 2021-08-11 | |
| 2021-03-31 | $319,140 | 27,000 | Call | Defined | 2021-05-17 | |
| 2021-03-31 | $1,105,240 | 93,506 | Shares | Defined | 2021-05-17 | |
| 2021-03-31 | $151,296 | 12,800 | Put | Defined | 2021-05-17 | |
| 2020-12-31 | $118,068 | 18,506 | Shares | Defined | 2021-03-26 | |
| No filing history on record for this holder in this stock. | ||||||