ULTRA CLEAN HLDGS INC's ticker is UCTT and the CUSIP is 90385V107. A total of 204 filers reported holding ULTRA CLEAN HLDGS INC in Q1 2023. The put-call ratio across all filers is 0.47 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $901 | -5.3% | 30,346 | +22.6% | 0.00% | 0.0% |
| Q2 2023 | $951 | +9.9% | 24,747 | -5.1% | 0.00% | – |
| Q1 2023 | $865 | +2.9% | 26,080 | +2.7% | 0.00% | – |
| Q4 2022 | $841 | -99.7% | 25,393 | +104.5% | 0.00% | – |
| Q3 2022 | $320,000 | -41.0% | 12,416 | -31.8% | 0.00% | – |
| Q2 2022 | $542,000 | -68.1% | 18,200 | -54.6% | 0.00% | -100.0% |
| Q1 2022 | $1,700,000 | -74.5% | 40,104 | -65.4% | 0.00% | 0.0% |
| Q4 2021 | $6,656,000 | +129.0% | 116,054 | +70.1% | 0.00% | 0.0% |
| Q3 2021 | $2,907,000 | +1.4% | 68,227 | +27.9% | 0.00% | 0.0% |
| Q2 2021 | $2,866,000 | -16.3% | 53,335 | -9.6% | 0.00% | -50.0% |
| Q1 2021 | $3,426,000 | +73.6% | 59,029 | -6.8% | 0.00% | +100.0% |
| Q4 2020 | $1,974,000 | +38.2% | 63,337 | -4.8% | 0.00% | 0.0% |
| Q3 2020 | $1,428,000 | -25.1% | 66,539 | -21.0% | 0.00% | 0.0% |
| Q2 2020 | $1,907,000 | +35.7% | 84,257 | -17.2% | 0.00% | 0.0% |
| Q1 2020 | $1,405,000 | -40.0% | 101,710 | +1.9% | 0.00% | 0.0% |
| Q4 2019 | $2,342,000 | +26.0% | 99,827 | -21.3% | 0.00% | 0.0% |
| Q3 2019 | $1,858,000 | +86.2% | 126,909 | +77.4% | 0.00% | 0.0% |
| Q2 2019 | $998,000 | +41.4% | 71,556 | +4.7% | 0.00% | – |
| Q1 2019 | $706,000 | +83.9% | 68,312 | +50.4% | 0.00% | – |
| Q4 2018 | $384,000 | -30.1% | 45,427 | +4.0% | 0.00% | – |
| Q3 2018 | $549,000 | -53.0% | 43,680 | -37.9% | 0.00% | -100.0% |
| Q2 2018 | $1,167,000 | +134.8% | 70,329 | +172.4% | 0.00% | – |
| Q1 2018 | $497,000 | -21.5% | 25,822 | -5.8% | 0.00% | -100.0% |
| Q4 2017 | $633,000 | -47.1% | 27,401 | -29.9% | 0.00% | 0.0% |
| Q3 2017 | $1,196,000 | +278.5% | 39,085 | +132.0% | 0.00% | – |
| Q2 2017 | $316,000 | +25.4% | 16,845 | +12.2% | 0.00% | – |
| Q1 2017 | $252,000 | – | 15,011 | +750450.0% | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 2 | -99.9% | 0.00% | – |
| Q3 2016 | $15,000 | +50.0% | 2,101 | +16.7% | 0.00% | – |
| Q2 2016 | $10,000 | +400.0% | 1,800 | +484.4% | 0.00% | – |
| Q3 2015 | $2,000 | -50.0% | 308 | -49.3% | 0.00% | – |
| Q2 2015 | $4,000 | -93.5% | 607 | -93.1% | 0.00% | – |
| Q1 2015 | $62,000 | +313.3% | 8,788 | +424.3% | 0.00% | – |
| Q4 2014 | $15,000 | -69.4% | 1,676 | -72.9% | 0.00% | – |
| Q3 2014 | $49,000 | +1125.0% | 6,178 | +1155.7% | 0.00% | – |
| Q2 2014 | $4,000 | -97.5% | 492 | -96.1% | 0.00% | – |
| Q1 2014 | $162,000 | +14.1% | 12,458 | -12.2% | 0.00% | – |
| Q4 2013 | $142,000 | +294.4% | 14,184 | +137.8% | 0.00% | – |
| Q3 2013 | $36,000 | -74.8% | 5,964 | -74.7% | 0.00% | – |
| Q2 2013 | $143,000 | – | 23,536 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Divisar Capital Management LLC | 1,129,162 | $24,232,000 | 8.01% |
| Lyon Street Capital, LLC | 40,000 | $858,000 | 2.56% |
| Pacific Ridge Capital Partners, LLC | 384,320 | $8,248,000 | 2.34% |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 1,260,400 | $27,048,000 | 2.28% |
| THB ASSET MANAGEMENT | 246,900 | $5,298,000 | 1.47% |
| Smith, Graham & Co., Investment Advisors, LP | 501,374 | $10,759,000 | 1.23% |
| AWM Investment Company, Inc. | 306,000 | $6,567,000 | 1.08% |
| G2 Investment Partners Management LLC | 191,057 | $4,100,000 | 0.99% |
| Teton Advisors, Inc. | 142,870 | $3,066,000 | 0.53% |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 1,133,641 | $24,328,000 | 0.50% |