PSYCHEMEDICS CORP's ticker is PMD and the CUSIP is 744375205. A total of 51 filers reported holding PSYCHEMEDICS CORP in Q3 2017. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $531,000 | -31.6% | 33,508 | -18.8% | 0.00% | 0.0% |
| Q3 2018 | $776,000 | -9.7% | 41,287 | -7.6% | 0.00% | 0.0% |
| Q2 2018 | $859,000 | -7.0% | 44,688 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $924,000 | -0.8% | 44,688 | -1.3% | 0.00% | 0.0% |
| Q4 2017 | $931,000 | +64.8% | 45,288 | +47.6% | 0.00% | 0.0% |
| Q3 2017 | $565,000 | -14.1% | 30,688 | +16.2% | 0.00% | 0.0% |
| Q2 2017 | $658,000 | +265.6% | 26,404 | +193.4% | 0.00% | – |
| Q1 2017 | $180,000 | – | 9,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| 22NW, LP | 274,418 | $1,089,439 | 0.78% |
| WEALTH EFFECTS LLC | 40,701 | $161,582 | 0.08% |
| Cannell Capital | 74,794 | $296,932 | 0.07% |
| SANTA MONICA PARTNERS LP | 20,000 | $79 | 0.06% |
| RBF Capital, LLC | 144,231 | $572,597 | 0.04% |
| WEDBUSH SECURITIES INC | 42,414 | $168 | 0.01% |
| Ancora Advisors LLC | 78,373 | $311,141 | 0.01% |
| Your Advocates Ltd., LLP | 1,400 | $5,558 | 0.00% |
| CRAWFORD INVESTMENT COUNSEL INC | 32,098 | $127,428 | 0.00% |
| Renaissance Technologies | 273,663 | $1,086 | 0.00% |