PSYCHEMEDICS CORP reports

Company location: Acton, MA
Fiscal year end: 31 December

PSYCHEMEDICS CORP has filed 877 SEC EDGAR filings since 11 Aug 1995

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SEC filing history

Showing 226-250 of 609 matching filings.

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10

SC 13G File 005-39145

TIETON CAPITAL MANAGEMENT 13G/A

Filing date: 27 Jan 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 13 Dec 2019
Reporting date: 13 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-13738

FORM 8-K

Filing date: 05 Dec 2019
Reporting date: 03 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-13738

FORM 10-Q

Filing date: 24 Oct 2019
Reporting date: 30 Sep 2019
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-13738

FORM 8-K

Filing date: 22 Oct 2019
Reporting date: 22 Oct 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-13738

FORM 8-K

Filing date: 19 Sep 2019
Reporting date: 19 Sep 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-233238

S-8

Filing date: 13 Aug 2019
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-13738

FORM 10-Q

Filing date: 24 Jul 2019
Reporting date: 30 Jun 2019
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-13738

FORM 8-K

Filing date: 23 Jul 2019
Reporting date: 23 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Jun 2019
Reporting date: 14 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Jun 2019
Reporting date: 12 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Jun 2019
Reporting date: 05 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-13738

FORM 8-K

Filing date: 09 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 May 2019
Reporting date: 03 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 May 2019
Reporting date: 30 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 May 2019
Reporting date: 30 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 May 2019
Reporting date: 30 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-13738

FORM 10-Q

Filing date: 25 Apr 2019
Reporting date: 31 Mar 2019
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

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