CHARLES RIV LABS INTL INC's ticker is and the CUSIP is 159864957. A total of 4 filers reported holding CHARLES RIV LABS INTL INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $1,576,875 | +22.1% | 7,500 | +17.2% | 0.01% | 0.0% |
| Q1 2023 | $1,291,648 | -87.3% | 6,400 | -86.2% | 0.01% | -79.2% |
| Q4 2022 | $10,132,350 | -4.1% | 46,500 | +25.0% | 0.02% | +140.0% |
| Q1 2022 | $10,564,000 | +13985.3% | 37,200 | +18500.0% | 0.01% | – |
| Q4 2021 | $75,000 | -49.3% | 200 | -50.0% | 0.00% | – |
| Q2 2021 | $148,000 | -71.6% | 400 | -77.8% | 0.00% | -100.0% |
| Q1 2021 | $522,000 | +108.8% | 1,800 | +80.0% | 0.00% | – |
| Q4 2020 | $250,000 | -42.7% | 1,000 | -66.7% | 0.00% | -100.0% |
| Q1 2019 | $436,000 | +28.2% | 3,000 | 0.0% | 0.01% | +66.7% |
| Q4 2018 | $340,000 | -37.8% | 3,000 | -55.9% | 0.00% | -50.0% |
| Q4 2015 | $547,000 | +26.6% | 6,800 | 0.0% | 0.01% | 0.0% |
| Q3 2015 | $432,000 | +307.5% | 6,800 | +353.3% | 0.01% | +500.0% |
| Q2 2015 | $106,000 | -34.2% | 1,500 | -50.0% | 0.00% | -50.0% |
| Q2 2014 | $161,000 | -64.5% | 3,000 | -60.0% | 0.00% | -75.0% |
| Q1 2014 | $453,000 | +85.7% | 7,500 | +63.0% | 0.01% | +100.0% |
| Q4 2013 | $244,000 | +55.4% | 4,600 | +35.3% | 0.00% | +33.3% |
| Q3 2013 | $157,000 | +23.6% | 3,400 | +9.7% | 0.00% | 0.0% |
| Q2 2013 | $127,000 | – | 3,100 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 13 | $324,000 | 0.00% |
| JPMORGAN CHASE & CO | 7,000 | $1,749,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 1,000 | $250,000 | 0.00% |