PSYCHEMEDICS CORP's ticker is PMD and the CUSIP is 744375205. A total of 26 filers reported holding PSYCHEMEDICS CORP in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q3 2022 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | – |
| Q1 2022 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | – |
| Q4 2021 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | -100.0% |
| Q3 2021 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $1,000 | 0.0% | 150 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $1,000 | -93.8% | 150 | -95.9% | 0.00% | -93.8% |
| Q3 2020 | $16,000 | – | 3,650 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| WEALTH EFFECTS LLC | 40,001 | $276,000 | 0.13% |
| SANTA MONICA PARTNERS LP | 20,000 | $138,000 | 0.10% |
| Invenomic Capital Management LP | 135,631 | $769,000 | 0.08% |
| Cannell Capital | 78,306 | $540,000 | 0.08% |
| RBF Capital, LLC | 144,231 | $996,000 | 0.06% |
| CRAWFORD INVESTMENT COUNSEL INC | 266,502 | $1,839,000 | 0.04% |
| Ancora Advisors LLC | 80,728 | $557,000 | 0.01% |
| HighMark Wealth Management LLC | 2,039 | $14,000 | 0.01% |
| Renaissance Technologies | 341,422 | $2,356,000 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | 34,618 | $240,000 | 0.00% |