4 | SEC Filings Hub

Filing metadata

Accession number: 0001843082-22-000028
Form type: Form 4
Filer: PSYCHEMEDICS CORP
CIK: CIK 806517
Filed: May 24, 2022
Reporting period: May 20, 2022
Description: Insider transaction

Documents

0001843082-22-000028-index.htm

Complete submission

0001843082-22-000028.txt

directory listing

Filed by

PSYCHEMEDICS CORP