LABORATORY CORP AMER HLDGS's ticker is and the CUSIP is 50540R959. A total of 3 filers reported holding LABORATORY CORP AMER HLDGS in Q3 2014. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $434,000 | +79.3% | 4,000 | +100.0% | 0.01% | +75.0% |
| Q2 2015 | $242,000 | -8.7% | 2,000 | -4.8% | 0.00% | -20.0% |
| Q1 2015 | $265,000 | -31.9% | 2,100 | -44.7% | 0.01% | -16.7% |
| Q2 2014 | $389,000 | -69.1% | 3,800 | -70.3% | 0.01% | -62.5% |
| Q1 2014 | $1,257,000 | +10.9% | 12,800 | +3.2% | 0.02% | +23.1% |
| Q4 2013 | $1,133,000 | +226.5% | 12,400 | +254.3% | 0.01% | +225.0% |
| Q3 2013 | $347,000 | – | 3,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 28,900 | $6,773,000 | 0.01% |
| JANE STREET GROUP, LLC | 13,700 | $3,211,000 | 0.00% |
| GROUP ONE TRADING, L.P. | 2,200 | $516,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |