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Jim Simons's Ultra Clean Holdings, Inc. (UCTT) position

Not anymore: Jim Simons fully exited UCTT in Q1 2026. The position peaked at $8.9M in Q1 2023.
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Value at exit
$2.7M
Shares at exit
106K
Est. average buy price (i)
$23.72
est. since Q1 2025
Quarter-end price
$25.33

Estimated trade prices

Average price in quarters with purchases
$34.53
Average prices in quarters with sales
  • Q3 2025: $24.59 (168K shares sold)
  • Q4 2024: $36.98 (35K shares sold)
  • Q4 2023: $27.80 (48K shares sold)
  • Q3 2023: $33.70 (41K shares sold)
  • Q2 2023: $32.18 (108K shares sold)
  • Q4 2022: $31.89 (40K shares sold)
  • Q2 2022: $32.45 (56K shares sold)
  • Q4 2021: $52.01 (75K shares sold)

UCTT price vs Simons's position

1Y 3Y 5Y MAX
Dates
$10$50$100$15020222023202420252026Added 125K shares (265.7%) · Q3 2021. Average closing price $47.15 · Price range $39.72–$54.13125KsharespurchasedSold 75K shares (43.3%) · Q4 2021. Average closing price $52.01 · Price range $41.10–$60.0475KsharessoldAdded 19K shares (19.4%) · Q1 2022. Average closing price $47.86 · Price range $37.90–$60.3419KsharespurchasedSold 56K shares (48.0%) · Q2 2022. Average closing price $32.45 · Price range $27.98–$40.6556KsharessoldAdded 151K shares (248.5%) · Q3 2022. Average closing price $30.61 · Price range $25.44–$36.09151KsharespurchasedSold 40K shares (19.0%) · Q4 2022. Average closing price $31.89 · Price range $24.85–$37.4240KsharessoldAdded 96K shares (55.8%) · Q1 2023. Average closing price $33.07 · Price range $29.76–$38.0096KsharespurchasedSold 108K shares (40.5%) · Q2 2023. Average closing price $32.18 · Price range $27.06–$38.46108KsharessoldSold 41K shares (25.7%) · Q3 2023. Average closing price $33.70 · Price range $28.04–$38.3741KsharessoldSold 48K shares (40.9%) · Q4 2023. Average closing price $27.80 · Price range $23.23–$35.0948KsharessoldAdded 28K shares (40.8%) · Q1 2024. Average closing price $40.62 · Price range $31.35–$47.0128KsharespurchasedAdded 21K shares (21.0%) · Q2 2024. Average closing price $44.88 · Price range $38.41–$49.2521KsharespurchasedAdded 79K shares (66.2%) · Q3 2024. Average closing price $41.01 · Price range $32.70–$56.1879KsharespurchasedSold 35K shares (17.9%) · Q4 2024. Average closing price $36.98 · Price range $33.45–$40.9335KsharessoldAdded 197K shares (330.1%) · Q2 2025. Average closing price $20.53 · Price range $17.84–$22.81197KsharespurchasedSold 168K shares (65.2%) · Q3 2025. Average closing price $24.59 · Price range $21.63–$29.38168KsharessoldAdded 17K shares (18.9%) · Q4 2025. Average closing price $26.61 · Price range $21.65–$30.4117Ksharespurchased← Earlier —1 purchase
Average closing price · filing quarter
$26.61
Price range · filing quarter
$21.65 – $30.41
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Exited −106K −$5.4M −100.0% 0 May 14, 2026
Q4 2025 Added +17K +$450K +18.9% 106K Feb 12, 2026
Q3 2025 Reduced −168K −$4.1M −65.2% 90K Nov 13, 2025
Q2 2025 Added +197K +$4.1M +330.1% 257K Aug 13, 2025
Q1 2025 First covered – – – 60K May 14, 2025
Q4 2024 Reduced −35K −$1.3M −17.9% 162K Feb 13, 2025
Q3 2024 Added +79K +$3.2M +66.2% 198K Nov 13, 2024
Q2 2024 Added +21K +$929K +21.0% 119K Aug 9, 2024
Q1 2024 Added +28K +$1.2M +40.8% 98K May 13, 2024
Q4 2023 Reduced −48K −$1.3M −40.9% 70K Feb 13, 2024
Q3 2023 Reduced −41K −$1.4M −25.7% 118K Nov 14, 2023
Q2 2023 Reduced −108K −$3.5M −40.5% 159K Aug 11, 2023
Q1 2023 Added +96K +$3.2M +55.8% 268K May 12, 2023
Q4 2022 Reduced −40K −$1.3M −19.0% 172K Feb 13, 2023
Q3 2022 Added +151K +$4.6M +248.5% 212K Nov 14, 2022
Q2 2022 Reduced −56K −$1.8M −48.0% 61K Aug 12, 2022
Q1 2022 Added +19K +$909K +19.4% 117K May 13, 2022
Q4 2021 Reduced −75K −$3.9M −43.3% 98K Feb 11, 2022
Q3 2021 Added +125K +$5.9M +265.7% 173K Nov 12, 2021
Q2 2021 New +47K +$2.5M – 47K Aug 13, 2021
Data through Q1 2026 · filed May 14, 2026
20 grouped rows from 20 quarters

More Simons positions

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Apple Inc.(AAPL)
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Kinross Gold Corporation(KGC)
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Micron Technology, Inc.(MU)
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VeriSign, Inc.(VRSN)
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Common questions

Does Jim Simons own UCTT?

Not currently. Jim Simons fully exited UCTT in Q1 2026, and the complete history is above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy UCTT?

Jim Simons first disclosed a UCTT position in Q2 2021; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Jim Simons sell UCTT?

Yes. Jim Simons reduced and then fully exited UCTT by Q1 2026; the reductions are in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of UCTT does Jim Simons own?

None as of the latest filing: Jim Simons has exited UCTT. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jim Simons pay for UCTT?

Jim Simons began building the UCTT position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.