Position in ACMR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$80,808,119
+$72,805,196 QoQ
Shares Held
636,836
+213.1% QoQ
Ownership
0.914%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#18
of 376 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ACMR Over Time
Shares Held
Position Value (USD)
Derivatives in ACMR
reported options exposure · as of Jun 30, 2026CallValue
$35,376,932
CallShares
278,800
PutValue
$20,188,199
PutShares
159,100
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 Jun 30, 2026CITADEL ADVISORS LLC holds $3,316,848,873 across 26 Semiconductor Equipment & Materials names. ACMR ranks #9 (2.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
1,080,951 | $781,527,573 | |
| 2 | KLAC |
Kla Corp
|
2,541,076 | $766,668,039 | |
| 3 | LRCX |
Lam Research Corp
|
1,420,975 | $615,751,095 | |
| 4 | ASML |
Asml Holding NV
|
188,358 | $374,726,919 | |
| 5 | ONTO |
Onto Innovation Inc.
|
342,187 | $129,500,670 | |
| 6 | AXTI |
Axt Inc
|
1,481,332 | $106,774,410 | |
| 7 | Q |
Qnity Electronics, Inc.
|
613,148 | $100,133,199 | |
| 8 | AMKR |
Amkor Technology, Inc.
|
1,028,138 | $88,656,339 |
All Filings in ACMR
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $35,376,932 | 278,800 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $80,808,119 | 636,836 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $20,188,199 | 159,100 | Put | Defined | 2026-08-14 | |
| 2026-03-31 | $8,002,923 | 203,378 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $2,738,760 | 69,600 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $11,136,050 | 283,000 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $11,827,110 | 299,800 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $5,642,217 | 143,022 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $7,444,215 | 188,700 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $15,455,136 | 394,969 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $6,213,844 | 158,800 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $16,595,033 | 424,100 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $5,284,221 | 204,024 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $8,508,150 | 328,500 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $5,835,270 | 225,300 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $5,914,356 | 253,400 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $5,849,004 | 250,600 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $10,576,310 | 453,141 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $3,106,070 | 205,700 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $5,371,689 | 355,741 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $2,559,450 | 169,500 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $3,375,890 | 166,300 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $9,857,983 | 485,615 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $5,129,810 | 252,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $15,834,678 | 686,673 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $5,458,302 | 236,700 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $5,262,292 | 228,200 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $8,153,983 | 279,821 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $3,438,520 | 118,000 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $3,336,530 | 114,500 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $1,793,772 | 91,800 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $1,914,782 | 97,993 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,911,012 | 97,800 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $1,180,446 | 65,200 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $1,544,356 | 85,300 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $2,726,450 | 150,591 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $776,952 | 59,400 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $487,884 | 37,300 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $4,030,301 | 308,127 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $10,072,869 | 860,929 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $694,980 | 59,400 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $595,530 | 50,900 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $293,751 | 38,100 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $2,663,056 | 345,403 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $471,852 | 61,200 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $300,286 | 24,100 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $576,898 | 46,300 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $924,992 | 74,237 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $844,866 | 50,200 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $350,064 | 20,800 | Put | Defined | 2022-08-15 | |
| No filing history on record for this holder in this stock. | ||||||