PSYCHEMEDICS CORP — All Filings
877 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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 |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0001843082-21-000029 | Nov 16, 2021 | Nov 12, 2021 |
| 10-Q | FORM 10-Q | 0001171843-21-007950 | Nov 15, 2021 | Sep 30, 2021 |
| 8-K | FORM 8-K | 0001171843-21-007882 | Nov 12, 2021 | — |
| SC 13D/A | AMENDMENT NO. 2 TO THE SCHEDULE 13D | 0000921895-21-002309 | Sep 23, 2021 | — |
| 8-K | FORM 8-K | 0001171843-21-006629 | Sep 23, 2021 | — |
| SC 13D/A | AMENDMENT NO. 1 TO THE SCHEDULE 13D | 0000921895-21-002154 | Aug 19, 2021 | — |
| 10-Q | FORM 10-Q | 0001171843-21-005903 | Aug 12, 2021 | Jun 30, 2021 |
| 8-K | FORM 8-K | 0001171843-21-005791 | Aug 10, 2021 | — |
| 8-K | FORM 8-K | 0001171843-21-004973 | Jul 20, 2021 | Jul 15, 2021 |
| S-8 | FORM S-8 | 0001171843-21-003771 | May 25, 2021 | — |
| 8-K | FORM 8-K | 0001171843-21-003588 | May 17, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000024 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000021 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000022 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000012 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000013 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000020 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000014 | May 14, 2021 | May 13, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000019 | May 14, 2021 | May 13, 2021 |
| 10-Q | FORM 10-Q | 0001171843-21-003502 | May 13, 2021 | Mar 31, 2021 |
| 8-K | FORM 8-K | 0001171843-21-003352 | May 10, 2021 | — |
| 10-K/A | FORM 10-K/A | 0001171843-21-002411 | Apr 9, 2021 | Dec 31, 2020 |
| DEF 14A | DEF 14A | 0001171843-21-002343 | Apr 6, 2021 | May 13, 2021 |
| 10-K | FORM 10-K | 0001171843-21-002107 | Mar 26, 2021 | Dec 31, 2020 |
| 8-K | FORM 8-K | 0001171843-21-002005 | Mar 23, 2021 | Mar 19, 2021 |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000008 | Mar 18, 2021 | Mar 16, 2021 |
| 3 | PRIMARY DOCUMENT | 0001843082-21-000007 | Mar 18, 2021 | Mar 16, 2021 |
| 8-K | FORM 8-K | 0001171843-21-001870 | Mar 17, 2021 | Mar 16, 2021 |
| SC 13G/A | AMENDED 13G FOR PSYCHEMEDICS CORPORATION | 0000884589-21-000019 | Feb 16, 2021 | — |
| SC 13G/A | — | 0001398344-21-003114 | Feb 12, 2021 | — |
| SC 13G/A | — | 0001037389-21-000270 | Feb 11, 2021 | — |
| SC 13G | FORM SC 13G | 0001171843-21-000661 | Feb 2, 2021 | — |
| 4 | PRIMARY DOCUMENT | 0001843082-21-000004 | Jan 28, 2021 | Jan 25, 2021 |
| 3 | PRIMARY DOCUMENT | 0001843082-21-000002 | Jan 28, 2021 | Jan 25, 2021 |
| 8-K | FORM 8-K | 0001171843-21-000538 | Jan 27, 2021 | Jan 21, 2021 |
| SC 13D | — | 0001171520-20-000488 | Dec 30, 2020 | — |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000036 | Dec 11, 2020 | — |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000034 | Dec 8, 2020 | — |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000032 | Nov 20, 2020 | Nov 18, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000030 | Nov 17, 2020 | Nov 13, 2020 |
| 8-K | FORM 8-K | 0001171843-20-008032 | Nov 16, 2020 | — |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000023 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000016 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000017 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000018 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000019 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000024 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000026 | Nov 13, 2020 | Nov 11, 2020 |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000028 | Nov 13, 2020 | — |
| 4 | PRIMARY DOCUMENT | 0001505148-20-000011 | Nov 12, 2020 | — |