ULTRA CLEAN HLDGS INC's ticker is UCTT and the CUSIP is 90385V107. A total of 239 filers reported holding ULTRA CLEAN HLDGS INC in Q1 2021. The put-call ratio across all filers is 1.41 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $2,046,051 | -46.1% | 61,721 | -58.1% | 0.01% | -45.0% |
| Q3 2022 | $3,797,000 | -18.8% | 147,455 | -6.1% | 0.02% | -16.7% |
| Q2 2022 | $4,674,000 | +444.1% | 156,999 | +674.9% | 0.02% | +380.0% |
| Q1 2022 | $859,000 | -74.7% | 20,261 | -65.7% | 0.01% | -73.7% |
| Q4 2021 | $3,389,000 | -9.7% | 59,083 | -32.9% | 0.02% | -20.8% |
| Q3 2021 | $3,752,000 | +831.0% | 88,084 | +1074.1% | 0.02% | +700.0% |
| Q2 2021 | $403,000 | -67.8% | 7,502 | -65.2% | 0.00% | -66.7% |
| Q1 2021 | $1,251,000 | +36.6% | 21,561 | -26.7% | 0.01% | +12.5% |
| Q4 2020 | $916,000 | +126.2% | 29,409 | +0.3% | 0.01% | -33.3% |
| Q1 2020 | $405,000 | -7.5% | 29,321 | +57.3% | 0.01% | +33.3% |
| Q4 2019 | $438,000 | +64.7% | 18,644 | +2.5% | 0.01% | +80.0% |
| Q3 2019 | $266,000 | -94.6% | 18,194 | -88.7% | 0.01% | -95.5% |
| Q3 2017 | $4,928,000 | +799.3% | 160,926 | +450.6% | 0.11% | +685.7% |
| Q2 2017 | $548,000 | – | 29,230 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Harvey Partners, LLC | 850,000 | $6,078,000 | 2.42% |
| BRIGHTFIELD CAPITAL MANAGEMENT LLC | 300,000 | $2,145,000 | 2.32% |
| Lyon Street Capital, LLC | 699,643 | $5,002,000 | 2.15% |
| AWM Investment Company, Inc. | 1,864,691 | $13,333,000 | 1.84% |
| Bodri Capital Management, LLC | 400,000 | $2,860,000 | 1.54% |
| Pacific Ridge Capital Partners, LLC | 480,441 | $3,435,000 | 1.36% |
| True Bearing Asset Management LP | 240,508 | $1,720,000 | 1.06% |
| Smith, Graham & Co., Investment Advisors, LP | 726,628 | $5,195,000 | 0.70% |
| WALL STREET ASSOCIATES | 639,500 | $4,572,000 | 0.43% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 552,900 | $3,953,000 | 0.41% |