CHARLES RIV LABS INTL INC's ticker is and the CUSIP is 159864957. A total of 2 filers reported holding CHARLES RIV LABS INTL INC in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2016 | $272,000 | +23.6% | 3,300 | +13.8% | 0.00% | – |
| Q1 2016 | $220,000 | -65.8% | 2,900 | -63.8% | 0.00% | -100.0% |
| Q4 2015 | $643,000 | -28.7% | 8,000 | -43.7% | 0.00% | 0.0% |
| Q3 2015 | $902,000 | +1071.4% | 14,200 | +1190.9% | 0.00% | – |
| Q2 2015 | $77,000 | -11.5% | 1,100 | 0.0% | 0.00% | – |
| Q1 2015 | $87,000 | +24.3% | 1,100 | 0.0% | 0.00% | – |
| Q4 2014 | $70,000 | -22.2% | 1,100 | -26.7% | 0.00% | – |
| Q3 2014 | $90,000 | -96.9% | 1,500 | -97.3% | 0.00% | -100.0% |
| Q2 2014 | $2,933,000 | +428.5% | 54,800 | +495.7% | 0.00% | +200.0% |
| Q1 2014 | $555,000 | +704.3% | 9,200 | +607.7% | 0.00% | – |
| Q4 2013 | $69,000 | -32.4% | 1,300 | -40.9% | 0.00% | – |
| Q3 2013 | $102,000 | -8.1% | 2,200 | -18.5% | 0.00% | – |
| Q2 2013 | $111,000 | – | 2,700 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 6,800 | $547,000 | 0.01% |
| Citadel Advisors | 8,000 | $643,000 | 0.00% |