# Ultra Clean Holdings, Inc.: overview

UCTT · Nasdaq · CIK 1275014 · [Technology](/sectors/technology.md) · fiscal year ends Dec 30

Pages: [Overview](/companies/uctt.md) · [Financials](/companies/uctt/financials.md) · [Filings](/companies/uctt/filings.md) · [Insiders](/companies/uctt/insiders.md)

Latest reported revenue: [$644.9m](/filings/0001628280-26-052540.md) for Q2 FY2026, three months to 2026-06-26, from the 10-Q filed Aug 4, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax, accession 0001628280-26-052540).

## Last eight quarters

| Line item | Unit | Q3 FY2024 (2024-09-27) | Q4 FY2024 (2024-12-27) | Q1 FY2025 (2025-03-28) | Q2 FY2025 (2025-06-27) | Q3 FY2025 (2025-09-26) | Q4 FY2025 (2025-12-26) | Q1 FY2026 (2026-03-27) | Q2 FY2026 (2026-06-26) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [540](/filings/0001628280-25-047117.md) | [563 d](/filings/0001628280-25-007865.md) | [519](/filings/0001628280-26-028365.md) | [519](/filings/0001628280-26-052540.md) | [510](/filings/0001628280-25-047117.md) | [507 d](/filings/0001628280-26-010744.md) | [534](/filings/0001628280-26-028365.md) | [645](/filings/0001628280-26-052540.md) |
| Gross margin | % | [17.3%](/filings/0001628280-25-047117.md) | [16.3% d](/filings/0001628280-26-010744.md) | [16.2%](/filings/0001628280-26-028365.md) | [15.3%](/filings/0001628280-26-052540.md) | [16.1%](/filings/0001628280-25-047117.md) | [15.3% d](/filings/0001628280-26-010744.md) | [15.8%](/filings/0001628280-26-028365.md) | [16.1%](/filings/0001628280-26-052540.md) |
| Operating margin | % | [4.7%](/filings/0001628280-25-047117.md) | [4.6% d](/filings/0001628280-26-010744.md) | [2.5%](/filings/0001628280-26-028365.md) | [(27.3%)](/filings/0001628280-26-052540.md) | [2.1%](/filings/0001628280-25-047117.md) | [2.2% d](/filings/0001628280-26-010744.md) | [2.1%](/filings/0001628280-26-028365.md) | [4.6%](/filings/0001628280-26-052540.md) |
| Net margin | % | [(0.4%)](/filings/0001628280-25-047117.md) | [2.9% d](/filings/0001628280-26-010744.md) | [(1.0%)](/filings/0001628280-26-028365.md) | [(31.2%)](/filings/0001628280-26-052540.md) | [(2.1%)](/filings/0001628280-25-047117.md) | [(0.7%) d](/filings/0001628280-26-010744.md) | [(3.4%)](/filings/0001628280-26-028365.md) | [1.3%](/filings/0001628280-26-052540.md) |
| Diluted EPS | $ per share | [(0.05)](/filings/0001628280-25-047117.md) | not reported | [(0.11)](/filings/0001628280-26-028365.md) | [(3.58)](/filings/0001628280-26-052540.md) | [(0.24)](/filings/0001628280-25-047117.md) | not reported | [(0.40)](/filings/0001628280-26-028365.md) | [0.19](/filings/0001628280-26-052540.md) |
| Free cash flow | $m | [(0.3) d](/filings/0001628280-25-047117.md) | [(0.2) d](/filings/0001628280-26-010744.md) | [15.8](/filings/0001628280-26-028365.md) | [12.4 d](/filings/0001628280-26-052540.md) | [(10.9) d](/filings/0001628280-25-047117.md) | [(2.0) d](/filings/0001628280-26-010744.md) | [(42.9)](/filings/0001628280-26-028365.md) | [(57.3) d](/filings/0001628280-26-052540.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-30) | FY2023 (2023-12-29) | FY2024 (2024-12-27) | FY2025 (2025-12-26) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [2,102](/filings/0000950170-24-027213.md) | [2,374](/filings/0001628280-25-007865.md) | [1,735](/filings/0001628280-25-007865.md) | [2,098](/filings/0001628280-25-007865.md) | [2,054](/filings/0001628280-26-010744.md) |
| Gross margin | % | [20.5%](/filings/0000950170-24-027213.md) | [19.6%](/filings/0001628280-25-007865.md) | [16.0%](/filings/0001628280-26-010744.md) | [17.0%](/filings/0001628280-26-010744.md) | [15.7%](/filings/0001628280-26-010744.md) |
| Operating margin | % | [8.8%](/filings/0000950170-24-027213.md) | [5.1%](/filings/0001628280-25-007865.md) | [2.0%](/filings/0001628280-26-010744.md) | [4.3%](/filings/0001628280-26-010744.md) | [(5.2%)](/filings/0001628280-26-010744.md) |
| Net margin | % | [5.7%](/filings/0000950170-24-027213.md) | [1.7%](/filings/0001628280-25-007865.md) | [(1.8%)](/filings/0001628280-26-010744.md) | [1.1%](/filings/0001628280-26-010744.md) | [(8.8%)](/filings/0001628280-26-010744.md) |
| Diluted EPS | $ per share | [2.69](/filings/0000950170-24-027213.md) | [0.88](/filings/0001628280-25-007865.md) | [(0.70)](/filings/0001628280-26-010744.md) | [0.52](/filings/0001628280-26-010744.md) | [(4.00)](/filings/0001628280-26-010744.md) |
| Free cash flow | $m | [152](/filings/0000950170-24-027213.md) | [(52.9)](/filings/0001628280-25-007865.md) | [60.1](/filings/0001628280-26-010744.md) | [1.5](/filings/0001628280-26-010744.md) | [15.3](/filings/0001628280-26-010744.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/uctt/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $986.7m | 6,919,992 |  | Added +87,373 |
| [Invesco Ltd.](/funds/914208.md) | 2026-06-30 | $445.6m | 3,124,839 |  | Added +1,464,890 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $393.2m | 2,757,438 |  | Reduced −44,812 |
| [Capital World Investors](/funds/1422849.md) | 2026-06-30 | $367.9m | 2,580,132 |  | New +2,580,132 |
| [SUSQUEHANNA INTERNATIONAL GROUP, LLP](/funds/1446194.md) | 2026-06-30 | $299.6m | 2,101,200 | Call | Reduced −5,600 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $272.2m | 1,909,026 |  | Reduced −7,475 |
| [TORONTO DOMINION BANK](/funds/947263.md) | 2026-06-30 | $270.9m | 1,900,000 | Call | Unchanged |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $257.0m | 1,802,261 |  | Reduced −35,563 |
| [Boston Partners](/funds/1386060.md) | 2026-06-30 | $191.9m | 1,360,211 |  | Reduced −108,667 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $187.9m | 1,317,631 |  | Added +176,851 |

## Recent filings

[All 1,338 filings](/companies/uctt/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-30 | 16:14 ET | [8-K](/filings/0001628280-26-063977.md) | 5.02 Departure or appointment of officers or directors | 0001628280-26-063977 |
| 2026-08-14 | 08:54 ET | [8-K](/filings/0000950103-26-012379.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0000950103-26-012379 |
| 2026-08-06 | 16:26 ET | [8-K](/filings/0001628280-26-054369.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001628280-26-054369 |
| 2026-08-04 | 16:06 ET | [10-Q](/filings/0001628280-26-052540.md) | Quarterly report, period 2026-06-26 | 0001628280-26-052540 |
| 2026-08-03 | 16:14 ET | [8-K](/filings/0001628280-26-051853.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-051853 |
| 2026-07-08 | 16:09 ET | [8-K](/filings/0001628280-26-047655.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001628280-26-047655 |
| 2026-05-26 | 17:05 ET | [8-K](/filings/0001628280-26-038205.md) | 5.07 Shareholder vote results | 0001628280-26-038205 |
| 2026-05-01 | 16:58 ET | [10-Q/A](/filings/0001628280-26-029413.md) | Quarterly report, amended, period 2026-03-27 | 0001628280-26-029413 |
| 2026-04-29 | 16:06 ET | [10-Q](/filings/0001628280-26-028365.md) | Quarterly report, period 2026-03-27 | 0001628280-26-028365 |
| 2026-04-28 | 17:28 ET | [8-K](/filings/0001628280-26-028020.md) | 9.01 Financial statements and exhibits | 0001628280-26-028020 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 26, 2025](/filings/0001628280-26-010744.md), filed Feb 23, 2026.

## Forecast league

Q3 FY2026, the quarter ended 2026-09-26, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/25b39795-e0d9-4c7f-98d1-8d0af6e45b0e)

## About the filer

- CIK: 1275014
- Tickers: UCTT
- Exchange: Nasdaq
- SIC code: 3674 Semiconductors & Related Devices
- State of incorporation: DE
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 27, 2026, 16:08 ET. No prices; not investment advice.