Position in UCTT
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$88,377,566
+$14,802,647 QoQ
Shares Held
619,802
-47.6% QoQ
Ownership
1.37%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#17
of 437 holders
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in UCTT Over Time
Shares Held
Position Value (USD)
Derivatives in UCTT
reported options exposure · as of Jun 30, 2026CallValue
$2,124,591
CallShares
14,900
PutValue
$1,696,821
PutShares
11,900
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. UCTT ranks #7 (6.3% 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.
This page
|
619,802 | $88,377,566 | |
| 8 | ICHR |
Ichor Holdings, Ltd.
|
652,188 | $73,227,668 |
All Filings in UCTT
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,124,591 | 14,900 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $88,377,566 | 619,802 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $1,696,821 | 11,900 | Put | Defined | 2026-08-14 | |
| 2026-03-31 | $73,574,919 | 1,183,257 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $24,118,060 | 952,154 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $22,209,485 | 815,027 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $19,506,302 | 864,258 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $11,897,921 | 555,718 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $9,617,055 | 267,512 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $9,091,461 | 227,685 | Shares | Defined | 2024-11-14 | |
| 2023-12-31 | $1,901,120 | 55,686 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $3,121,877 | 105,220 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $1,167,414 | 30,354 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,029,618 | 31,050 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $589,440 | 17,781 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $1,546,519 | 60,059 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $788,905 | 26,500 | Shares | Defined | 2022-08-15 | |
| 2020-06-30 | $1,643,254 | 72,614 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $1,142,791 | 82,811 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||