PSYCHEMEDICS CORP's ticker is PMD and the CUSIP is 744375205. A total of 34 filers reported holding PSYCHEMEDICS CORP in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $191,000 | +15.8% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $165,000 | -19.9% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $206,000 | -9.3% | 37,500 | 0.0% | 0.00% | -33.3% |
| Q1 2020 | $227,000 | -33.8% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $343,000 | +0.3% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $342,000 | -9.5% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $378,000 | -28.1% | 37,500 | 0.0% | 0.00% | -25.0% |
| Q1 2019 | $526,000 | -11.6% | 37,500 | 0.0% | 0.00% | -20.0% |
| Q4 2018 | $595,000 | -15.6% | 37,500 | 0.0% | 0.01% | 0.0% |
| Q3 2018 | $705,000 | -2.2% | 37,500 | 0.0% | 0.01% | 0.0% |
| Q2 2018 | $721,000 | -7.1% | 37,500 | 0.0% | 0.01% | 0.0% |
| Q1 2018 | $776,000 | -0.1% | 37,500 | -0.8% | 0.01% | 0.0% |
| Q4 2017 | $777,000 | +11.6% | 37,784 | +0.0% | 0.01% | 0.0% |
| Q3 2017 | $696,000 | -25.6% | 37,771 | +0.7% | 0.01% | -16.7% |
| Q2 2017 | $936,000 | +24.5% | 37,500 | 0.0% | 0.01% | +20.0% |
| Q1 2017 | $752,000 | -18.8% | 37,500 | 0.0% | 0.01% | -16.7% |
| Q4 2016 | $926,000 | +24.5% | 37,500 | 0.0% | 0.01% | +20.0% |
| Q3 2016 | $744,000 | +44.5% | 37,500 | 0.0% | 0.01% | +66.7% |
| Q2 2016 | $515,000 | -0.2% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $516,000 | +35.8% | 37,500 | 0.0% | 0.00% | +50.0% |
| Q4 2015 | $380,000 | +0.5% | 37,500 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $378,000 | -79.2% | 37,500 | -69.5% | 0.00% | -75.0% |
| Q2 2015 | $1,821,000 | -10.6% | 122,800 | 0.0% | 0.01% | 0.0% |
| Q1 2015 | $2,038,000 | -1.6% | 122,800 | -10.7% | 0.01% | +14.3% |
| Q4 2014 | $2,072,000 | +5.9% | 137,500 | 0.0% | 0.01% | 0.0% |
| Q3 2014 | $1,957,000 | +0.5% | 137,500 | 0.0% | 0.01% | +16.7% |
| Q2 2014 | $1,947,000 | -17.3% | 137,500 | 0.0% | 0.01% | -14.3% |
| Q1 2014 | $2,355,000 | +16.6% | 137,500 | 0.0% | 0.01% | +16.7% |
| Q4 2013 | $2,020,000 | +10.9% | 137,500 | 0.0% | 0.01% | +20.0% |
| Q3 2013 | $1,822,000 | +23.4% | 137,500 | 0.0% | 0.01% | 0.0% |
| Q2 2013 | $1,477,000 | – | 137,500 | – | 0.01% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| WEALTH EFFECTS LLC | 44,501 | $218,263 | 0.12% |
| Cannell Capital | 74,794 | $366,842 | 0.07% |
| SANTA MONICA PARTNERS LP | 20,000 | $98 | 0.07% |
| RBF Capital, LLC | 144,231 | $707,000 | 0.05% |
| CRAWFORD INVESTMENT COUNSEL INC | 257,795 | $1,264,405 | 0.03% |
| Ancora Advisors LLC | 70,916 | $348 | 0.01% |
| WEDBUSH SECURITIES INC | 30,928 | $152 | 0.01% |
| Renaissance Technologies | 290,463 | $1,425 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | 35,206 | $173 | 0.00% |
| NORTHERN TRUST CORP | 17,030 | $83,527 | 0.00% |