PSYCHEMEDICS CORP reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Acton, MA
SEC filing record 1 source field available
Fiscal year end
31 December
PSYCHEMEDICS CORP has filed 877 SEC EDGAR filings since 11 Aug 1995

SEC filing history

Showing 601-609 of 609 matching filings.

Per page
25
Current page
25
ARS File 001-13738

AUTO-GENERATED PAPER DOCUMENT

Filing date
07 Apr 2010
Reporting date
31 Dec 2009
SEC evidence
Open document Open filing
Next action
Verify source filing
DEF 14A File 001-13738

DEF 14A filing

Filing date
02 Apr 2010
Reporting date
20 May 2010
SEC evidence
Open document Open filing
Next action
Verify source filing
10-K File 001-13738

10-K filing

Filing date
26 Mar 2010
Reporting date
31 Dec 2009
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-39145

PMD 13G 022810

Filing date
02 Mar 2010
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K File 001-13738

8-K filing

Filing date
23 Feb 2010
Reporting date
23 Feb 2010
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-39145

13G/A

Filing date
12 Feb 2010
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-39145

SCHEDULE 13G

Filing date
11 Feb 2010
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-39145

123109 PSYCHEMEDICA 13G

Filing date
10 Feb 2010
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-39145

SC 13G filing

Filing date
07 Jan 2010
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .