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Equibles

CITADEL ADVISORS LLC

Position in UCTT — Ultra Clean Holdings, Inc.

CIK 1423053 MIAMI, FL
Back to UCTT Full portfolio

Position in UCTT

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$11,763,531
+$3,106,646 QoQ
Shares Held
82,499
-40.7% QoQ
Ownership
0.182%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#76
of 438 holders
Holding Since
Mar 2020
26 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, 2026
CallValue
$11,777,934
CallShares
82,600
PutValue
$10,123,890
PutShares
71,000

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 Jun 30, 2026

CITADEL ADVISORS LLC holds $3,316,848,873 across 26 Semiconductor Equipment & Materials names. UCTT ranks #17 (0.4% 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 UCTT

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $10,123,890 71,000
2026-06-30 $11,777,934 82,600
2026-06-30 $11,763,531 82,499
2026-03-31 $1,311,998 21,100
2026-03-31 $8,656,885 139,223
2026-03-31 $4,253,112 68,400
2025-12-31 $271,031 10,700
2025-12-31 $881,484 34,800
2025-12-31 $793,310 31,319
2025-09-30 $1,209,900 44,400
2025-09-30 $1,144,500 42,000
2025-09-30 $3,307,768 121,386
2025-06-30 $1,221,037 54,100
2025-06-30 $1,833,496 81,236
2025-06-30 $1,288,747 57,100
2025-03-31 $1,494,418 69,800
2025-03-31 $828,267 38,686
2025-03-31 $289,035 13,500
2024-12-31 $442,149 12,299
2024-12-31 $542,845 15,100
2024-12-31 $941,890 26,200
2024-09-30 $574,992 14,400
2024-09-30 $243,573 6,100
2024-09-30 $655,011 16,404
2024-06-30 $725,200 14,800
2024-06-30 $1,932,021 39,429
2024-06-30 $333,200 6,800
2024-03-31 $633,972 13,800
2024-03-31 $987,710 21,500
2024-03-31 $1,553,690 33,820
2023-12-31 $856,914 25,100
2023-12-31 $1,773,948 51,961
2023-12-31 $122,904 3,600
2023-09-30 $439,116 14,800
2023-09-30 $4,132,377 139,278
2023-09-30 $605,268 20,400
2023-06-30 $519,210 13,500
2023-06-30 $4,252,521 110,570
2023-06-30 $761,508 19,800
2023-03-31 $775,944 23,400
2023-03-31 $474,188 14,300
2023-03-31 $4,862,217 146,629
2022-12-31 $865,215 26,100
2022-12-31 $4,025,106 121,421
2022-12-31 $1,173,510 35,400
2022-09-30 $602,550 23,400
2022-09-30 $1,084,075 42,100
2022-09-30 $5,346,936 207,648
2022-06-30 $1,670,097 56,100
2022-06-30 $1,199,731 40,300