PSYCHEMEDICS CORP — DEFA14A Filings
6 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by PSYCHEMEDICS CORP (PMDI), sorted by most recent first. Each row links to the full filing on EdgarLookup. PSYCHEMEDICS CORP has filed 6 DEFA14A documents with the SEC since 1995. To view all SEC filings by PSYCHEMEDICS CORP, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
10KSB
10KSB/A
10QSB
144
15-12G
25
3
4
4/A
424B3
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERTAMX
CERTNAS
CORRESP
DEF 14A
DEFA14A
DEFR14A
EFFECT
NT 10-Q
POS AM
PRE 14A
PRER14A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13G
SC 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA 14A | 0001171843-24-006411 | Nov 18, 2024 | — |
| DEFA14A | DEFA14A | 0001171843-24-004697 | Aug 12, 2024 | — |
| DEFA14A | DEFA14A | 0001171843-20-002951 | Apr 28, 2020 | — |
| DEFA14A | DEFA14A | 0001171843-20-002949 | Apr 28, 2020 | — |
| DEFA14A | DEFA14A | 0001171843-19-002273 | Apr 8, 2019 | — |
| DEFA14A | FORM DEFA14A | 0001171843-19-001955 | Mar 25, 2019 | — |