PSYCHEMEDICS CORP (PMD)
Institutional ownership reported to the SEC as of Q1 2025, across 26 quarters.
1
Reporting holders
$643.2K
Reported value
0.0%
Held as options
+0
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| 22NW, LP | $643.2K | 276,034 | 0.43% | new | NEW |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q1 2025 | 1 | $643.2K | 276,034 | 1 | 0 | 0 | 0.0% |
| Q4 2024 | 1 | $45 | 20,000 | 0 | 0 | 0 | 0.0% |
| Q3 2024 | 19 | $2.7M | 1,164,710 | 0 | 7 | 4 | 0.0% |
| Q2 2024 | 22 | $2.7M | 1,116,265 | 4 | 3 | 7 | 0.0% |
| Q1 2024 | 18 | $2.6M | 885,790 | 1 | 7 | 3 | 0.0% |
| Q4 2023 | 19 | $2.8M | 959,810 | 1 | 5 | 5 | 0.0% |
| Q3 2023 | 21 | $4.4M | 1,095,942 | 4 | 4 | 8 | 0.0% |
| Q2 2023 | 18 | $4.8M | 1,052,691 | 2 | 4 | 6 | 0.0% |
| Q1 2023 | 16 | $5.6M | 1,066,672 | 0 | 4 | 4 | 0.0% |
| Q4 2022 | 14 | $4.4M | 905,014 | 2 | 1 | 4 | 0.0% |
| Q3 2022 | 20 | $9.5M | 1,479,435 | 2 | 2 | 5 | 0.0% |
| Q2 2022 | 20 | $9.6M | 1,500,677 | 0 | 4 | 7 | 0.0% |
| Q1 2022 | 24 | $11.0M | 1,612,797 | 2 | 6 | 8 | 0.0% |
| Q4 2021 | 23 | $11.4M | 1,627,656 | 2 | 4 | 6 | 0.0% |
| Q3 2021 | 25 | $13.9M | 1,657,014 | 2 | 4 | 7 | 0.0% |
| Q2 2021 | 24 | $12.4M | 1,782,719 | 1 | 3 | 10 | 0.0% |
| Q1 2021 | 26 | $11.5M | 1,860,475 | 3 | 4 | 13 | 0.0% |
| Q4 2020 | 30 | $10.4M | 2,038,257 | 4 | 2 | 14 | 0.0% |
| Q3 2020 | 28 | $10.0M | 2,276,882 | 3 | 2 | 14 | 0.0% |
| Q2 2020 | 30 | $14.4M | 2,604,853 | 2 | 7 | 10 | 0.0% |
| Q1 2020 | 34 | $15.9M | 2,626,714 | 3 | 6 | 15 | 0.0% |
| Q4 2019 | 39 | $24.7M | 2,682,749 | 1 | 14 | 10 | 0.0% |
| Q3 2019 | 42 | $23.8M | 2,616,222 | 5 | 10 | 16 | 0.0% |
| Q2 2019 | 45 | $29.6M | 2,898,393 | 3 | 14 | 15 | 0.0% |
| Q1 2019 | 51 | $47.7M | 3,397,557 | 1 | 13 | 22 | 0.0% |
| Q4 2018 | 53 | $50.0M | 3,149,533 | 1 | 0 | 2 | 0.0% |