CHARLES RIV LABS INTL INC's ticker is and the CUSIP is 159864907. A total of 5 filers reported holding CHARLES RIV LABS INTL INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $1,303,550 | +707.4% | 6,200 | +675.0% | 0.00% | +300.0% |
| Q1 2023 | $161,456 | +5.9% | 800 | +14.3% | 0.00% | – |
| Q4 2022 | $152,530 | -96.1% | 700 | -96.4% | 0.00% | -100.0% |
| Q3 2022 | $3,877,000 | +18361.9% | 19,700 | +19600.0% | 0.01% | – |
| Q2 2022 | $21,000 | -25.0% | 100 | 0.0% | 0.00% | – |
| Q1 2022 | $28,000 | -98.8% | 100 | -98.4% | 0.00% | -100.0% |
| Q4 2021 | $2,336,000 | -79.3% | 6,200 | -77.3% | 0.00% | -83.3% |
| Q3 2021 | $11,266,000 | +13.2% | 27,300 | +1.5% | 0.01% | 0.0% |
| Q2 2021 | $9,951,000 | +16.4% | 26,900 | -8.8% | 0.01% | -7.7% |
| Q1 2021 | $8,550,000 | +2342.9% | 29,500 | +2007.1% | 0.01% | +1200.0% |
| Q4 2020 | $350,000 | -42.7% | 1,400 | -48.1% | 0.00% | -50.0% |
| Q3 2020 | $611,000 | +299.3% | 2,700 | +170.0% | 0.00% | +100.0% |
| Q4 2019 | $153,000 | -88.1% | 1,000 | -91.2% | 0.00% | -90.9% |
| Q4 2018 | $1,290,000 | -8.7% | 11,400 | +8.6% | 0.01% | 0.0% |
| Q3 2018 | $1,413,000 | +375.8% | 10,500 | +191.7% | 0.01% | +175.0% |
| Q2 2016 | $297,000 | +8.8% | 3,600 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $273,000 | +125.6% | 3,600 | +140.0% | 0.00% | +300.0% |
| Q4 2015 | $121,000 | +27.4% | 1,500 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $95,000 | -70.0% | 1,500 | -62.5% | 0.00% | -80.0% |
| Q1 2015 | $317,000 | -37.7% | 4,000 | -50.0% | 0.01% | -37.5% |
| Q4 2014 | $509,000 | +1313.9% | 8,000 | +1233.3% | 0.01% | +700.0% |
| Q3 2014 | $36,000 | -85.4% | 600 | -87.0% | 0.00% | -75.0% |
| Q2 2014 | $246,000 | -52.6% | 4,600 | -46.5% | 0.00% | -55.6% |
| Q1 2014 | $519,000 | +216.5% | 8,600 | +177.4% | 0.01% | +350.0% |
| Q4 2013 | $164,000 | +343.2% | 3,100 | +287.5% | 0.00% | +100.0% |
| Q3 2013 | $37,000 | -74.3% | 800 | -77.1% | 0.00% | -75.0% |
| Q2 2013 | $144,000 | – | 3,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 22,200 | $4,750,000 | 0.01% |
| JANE STREET GROUP, LLC | 1,900 | $407,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 100 | $21,000 | 0.00% |