PSYCHEMEDICS CORP's ticker is and the CUSIP is 74437520. A total of 1 filers reported holding PSYCHEMEDICS CORP in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.2%.
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
New Jersey Better Educational Savings Trust | 40,000 | $430,000 | 0.26% |