Position in AMBA
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$44,194,206
+$31,573,113 QoQ
Shares Held
515,084
+110.1% QoQ
Ownership
1.17%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#16
of 335 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMBA Over Time
Shares Held
Position Value (USD)
Derivatives in AMBA
reported options exposure · as of Jun 30, 2026CallValue
$2,625,480
CallShares
30,600
PutValue
$0
PutShares
0
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, 2026D. E. Shaw & Co., Inc. holds $1,402,689,973 across 23 Semiconductor Equipment & Materials names. AMBA ranks #12 (3.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
396,944 | $286,990,512 | |
| 2 | AXTI |
Axt Inc
|
2,250,085 | $162,186,126 | |
| 3 | ONTO |
Onto Innovation Inc.
|
371,752 | $140,689,544 | |
| 4 | AEHR |
Aehr Test Systems
|
1,177,421 | $113,103,061 | |
| 5 | TER |
Teradyne, Inc
|
198,782 | $96,178,682 | |
| 6 | LRCX |
Lam Research Corp
|
206,424 | $89,449,711 | |
| 7 | UCTT |
Ultra Clean Holdings, Inc.
|
619,802 | $88,377,566 | |
| 8 | ICHR |
Ichor Holdings, Ltd.
|
652,188 | $73,227,668 |
All Filings in AMBA
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $44,194,206 | 515,084 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $2,625,480 | 30,600 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $12,621,093 | 245,165 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $1,616,472 | 31,400 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $2,536,072 | 35,800 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $396,704 | 5,600 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $841,704 | 10,200 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $2,954,216 | 35,800 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $290,708 | 4,400 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $1,037,299 | 15,700 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $266,749 | 5,300 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $3,723,778 | 51,193 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $494,632 | 6,800 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $13,893,340 | 191,000 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $383,588 | 6,800 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $9,121,497 | 161,700 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $13,040,920 | 231,181 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $18,715,578 | 346,906 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $1,445,860 | 26,800 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $6,635,850 | 123,000 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $9,314,111 | 183,457 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $243,696 | 4,800 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $4,406,836 | 86,800 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $6,668,352 | 108,800 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $847,456 | 13,827 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,225,800 | 20,000 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $5,769,664 | 108,800 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $1,060,600 | 20,000 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $1,673,400 | 20,000 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $283,222 | 3,385 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $4,919,796 | 58,800 | Put | Defined | 2023-08-14 | |
| 2023-03-31 | $1,548,400 | 20,000 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $3,778,096 | 48,800 | Put | Defined | 2023-05-15 | |
| 2022-12-31 | $3,289,200 | 40,000 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $6,899,097 | 83,900 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $909,381 | 11,059 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $2,101,132 | 37,400 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $1,354,050 | 24,102 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $2,247,200 | 40,000 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $2,618,400 | 40,000 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $7,608,874 | 116,237 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $5,060,058 | 77,300 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $8,290,358 | 79,016 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $4,626,972 | 44,100 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $4,626,972 | 44,100 | Put | Defined | 2022-05-16 | |
| 2021-12-31 | $11,686,464 | 57,600 | Call | Defined | 2022-02-14 | |
| 2021-12-31 | $23,656,974 | 116,600 | Put | Defined | 2022-02-14 | |
| 2021-12-31 | $51,327,923 | 252,984 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $3,659,890 | 23,500 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | $18,159,284 | 116,600 | Put | Defined | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||