Figures computed from official regulatory filings — .
Ownershipinsiders 51.02% · institutions 0% · short 0.9% of float
In USD · as of Oct 5, 2026
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Psychemedics Corporation, together with its subsidiaries, engages in the provision of testing services for the detection of drugs of abuse and other health markers through the analysis of hair samples in the United States and internationally. The company provides screening and confirmation by mass spectrometry using industry-accepted practices for cocaine, marijuana, and PCP; amphetamines, including ecstasy, eve, and Adderall; opioids, such as heroin metabolite, morphine, hydrocodone, hydromorphone, oxycodone, oxymorphone, and codeine; synthetic cannabinoids comprising aka K2, Spice, and Blaze; benzodiazepines consisting of Xanax, Valium, and Ativan; and nicotine, fentanyl and fentanyl analogs, and alcohol. Its testing results provide quantitative information that could indicate the approximate amount of drug ingested, as well as historical data that could show a pattern of individual drug use over a longer period-of-time. The company offers its services to employers for job applicant and employee testing; and treatment professionals, law enforcement agencies, school administrators, and parents concerned about their children's drug use. Psychemedics Corporation was incorporated in 1986 and is headquartered in Dallas, Texas.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
50 buys63 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| Powell Anderson Capital Partners LLCtrack record | Buy | $59.1K | conv 30 |
| Powell Anderson Capital Partners LLCtrack record | Buy | $150.4K | conv 28 | SEC |
| Powell Anderson Capital Partners LLCtrack record | Buy | $59.1K | conv 32 | SEC |
| Powell Anderson Capital Partners LLCtrack record | Buy | $18.4K | conv 29 | SEC |
| Powell Anderson Capital Partners LLCtrack record | Buy | $18.4K | conv 30 | SEC |
| Powell Anderson Capital Partners LLCtrack record | Buy | $19.4K | conv 31First in 12mo | SEC |
| Powell Anderson Capital Partners LLCtrack record | Buy | $200.3K | conv 30 | SEC |
| KAMIN PETER Htrack record | Sell | $753.7K | SEC |
| Powell Anderson Capital Partners LLCtrack record | Buy | $12.2K | conv 23 | SEC |
| KAMIN PETER Htrack record | Buy | $3.3M | conv 79Unusual sizeFirst in 12mo | SEC |
| Mehalik Daniella | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Mehalik Daniella | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Shoemaker Shannon | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Shoemaker Shannon | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Weisenhoff Michael | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| KAMIN PETER Htrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Davis Robyn C | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Reynolds Andrew | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hullinger Brian | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hullinger Brian | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| NEVIN DARIUS Gtrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Doucot Charles M | Sell | $59.2K | SEC |
| SCHAFFER MICHAEL I | Other | $1.8K | SEC |
| KUBACKI RAYMOND C JRtrack record | Other | $7.4K | SEC |
| Doucot Charles M | Other | $4.1K | SEC |