PSYCHEMEDICS CORP's ticker is PMD and the CUSIP is 744375205. A total of 53 filers reported holding PSYCHEMEDICS CORP in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $137,000 | +18.1% | 16,300 | -2.4% | 0.06% | +23.9% |
| Q2 2021 | $116,000 | -12.1% | 16,700 | -21.6% | 0.05% | -16.4% |
| Q1 2021 | $132,000 | +112.9% | 21,300 | +74.6% | 0.06% | +103.7% |
| Q4 2020 | $62,000 | -39.2% | 12,200 | -47.4% | 0.03% | -51.8% |
| Q3 2020 | $102,000 | -1.0% | 23,200 | +24.7% | 0.06% | -6.7% |
| Q2 2020 | $103,000 | -52.1% | 18,600 | +73.8% | 0.06% | +50.0% |
| Q1 2017 | $215,000 | +87.0% | 10,700 | -5.3% | 0.04% | +100.0% |
| Q4 2015 | $115,000 | +3.6% | 11,300 | +2.7% | 0.02% | +5.3% |
| Q3 2015 | $111,000 | – | 11,000 | – | 0.02% | – |
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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% |