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 376-400 of 609 matching filings.

Per page
25
Current page
16
4

PRIMARY DOCUMENT

Filing date
23 Feb 2016
Reporting date
19 Feb 2016
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4

PRIMARY DOCUMENT

Filing date
16 Feb 2016
Reporting date
16 Feb 2016
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SC 13G/A File 005-39145

AMENDED 13G FOR 12/31/15 PMD

Filing date
12 Feb 2016
Reporting date
Not listed
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SC 13G/A File 005-39145

PSYCHEMEDICS CORPORATION

Filing date
11 Feb 2016
Reporting date
Not listed
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8-K File 001-13738

FORM 8-K

Filing date
10 Feb 2016
Reporting date
10 Feb 2016
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8-K File 001-13738

FORM 8-K

Filing date
27 Jan 2016
Reporting date
21 Jan 2016
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SC 13G/A File 005-39145

TIETON CAPITAL MANAGEMENT 13G/A

Filing date
12 Jan 2016
Reporting date
Not listed
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4

PRIMARY DOCUMENT

Filing date
22 Dec 2015
Reporting date
21 Dec 2015
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8-K File 001-13738

FORM 8-K

Filing date
28 Oct 2015
Reporting date
28 Oct 2015
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8-K File 001-13738

8-K

Filing date
15 Oct 2015
Reporting date
13 Oct 2015
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8-K/A File 001-13738

AMENDMENT NO. 1

Filing date
21 Sep 2015
Reporting date
15 Sep 2015
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4

PRIMARY DOCUMENT

Filing date
17 Sep 2015
Reporting date
15 Sep 2015
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4

PRIMARY DOCUMENT

Filing date
17 Sep 2015
Reporting date
15 Sep 2015
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4

PRIMARY DOCUMENT

Filing date
17 Sep 2015
Reporting date
15 Sep 2015
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4

PRIMARY DOCUMENT

Filing date
17 Sep 2015
Reporting date
15 Sep 2015
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3

PRIMARY DOCUMENT

Filing date
17 Sep 2015
Reporting date
15 Sep 2015
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8-K File 001-13738

FORM 8-K

Filing date
17 Sep 2015
Reporting date
15 Sep 2015
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4

PRIMARY DOCUMENT

Filing date
14 Sep 2015
Reporting date
10 Sep 2015
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4

PRIMARY DOCUMENT

Filing date
14 Sep 2015
Reporting date
10 Sep 2015
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8-K File 001-13738

FORM 8-K

Filing date
31 Jul 2015
Reporting date
28 Jul 2015
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8-K File 001-13738

FORM 8-K

Filing date
28 Jul 2015
Reporting date
28 Jul 2015
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4

PRIMARY DOCUMENT

Filing date
17 Jun 2015
Reporting date
15 Jun 2015
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4

PRIMARY DOCUMENT

Filing date
27 May 2015
Reporting date
22 May 2015
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