Psychemedics Corp

Symbol: PMDI on OTC
Entity: Company
Industry: Services Medical Laboratories (Industrial Applications And Services)
Business address: 125 Nagog Park, 01720 Acton, MA
Phone: 978-206-8220
State of incorporation: DE
Fiscal year end: December 31
Category: Non-accelerated filer
Smaller reporting company
All SEC filings: View on sec.gov

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Psychemedics Corp has filed 877 SEC EDGAR filings since 8/11/1995

Latest Filings

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
10-K	Open Document \| Data	Open Filing	FORM 10-K	Mar 24, 2025	Dec 31, 2024	001-13738
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		033-16101
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		333-174531
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		333-211745
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		333-233238
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		333-256467
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		333-134974
S-8 POS	Open Document	Open Filing	FORM S-8 POS	Mar 19, 2025		333-274156
15-12G	Open Document	Open Filing	FORM 15-12G	Jan 2, 2025		001-13738
4	Open Document	Open Filing	OWNERSHIP DOCUMENT	Dec 17, 2024	Dec 13, 2024
25	Open Document	Open Filing	FORM 25	Dec 13, 2024		001-13738
4	Open Document	Open Filing	OWNERSHIP DOCUMENT	Dec 12, 2024	Dec 10, 2024
SC 13D/A	Open Document	Open Filing		Dec 12, 2024		005-39145
4	Open Document	Open Filing	PRIMARY DOCUMENT	Dec 12, 2024	Dec 10, 2024
SC 13E3/A	Open Document	Open Filing	FORM SC 13E3/A	Dec 10, 2024		005-39145
8-K	Open Document \| Data	Open Filing	FORM 8-K	Dec 10, 2024	Dec 10, 2024	001-13738
3	Open Document	Open Filing	OWNERSHIP DOCUMENT	Dec 10, 2024	Dec 4, 2024
SC 13G/A	Open Document	Open Filing	SC 13G/A	Dec 6, 2024		005-39145
4	Open Document	Open Filing	PRIMARY DOCUMENT	Dec 5, 2024	Dec 3, 2024
SC 13D/A	Open Document	Open Filing		Dec 5, 2024		005-39145
8-K	Open Document \| Data	Open Filing	FORM 8-K	Dec 3, 2024	Dec 3, 2024	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Nov 25, 2024	Nov 25, 2024	001-13738
DEFA14A	Open Document	Open Filing	DEFA 14A	Nov 18, 2024		001-13738
10-Q	Open Document \| Data	Open Filing	FORM 10-Q	Nov 12, 2024	Sep 30, 2024	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Nov 12, 2024	Nov 12, 2024	001-13738
ARS	Open Document	Open Filing	ARS	Nov 8, 2024	Dec 31, 2023	001-13738
SC 13E3/A	Open Document	Open Filing	SC 13E3/A	Oct 18, 2024		005-39145
DEF 14A	Open Document	Open Filing	DEF 14A	Oct 18, 2024	Nov 25, 2024	001-13738
CORRESP	Open Document	Open Filing		Oct 16, 2024
SC 13E3/A	Open Document	Open Filing	SC 13E3/A	Oct 16, 2024		005-39145
PRER14A	Open Document	Open Filing	FORM PRER14A	Oct 16, 2024		001-13738
UPLOAD	Open Document	Open Filing		Oct 11, 2024		005-39145
CORRESP	Open Document	Open Filing		Oct 4, 2024
SC 13E3/A	Open Document	Open Filing	SC 13E3/A	Oct 4, 2024		005-39145
PRER14A	Open Document	Open Filing	FORM PRER14A	Oct 4, 2024		001-13738
UPLOAD	Open Document	Open Filing		Sep 26, 2024		005-39145
SC 13E3	Open Document	Open Filing	SC 13E3	Sep 3, 2024		005-39145
PRE 14A	Open Document	Open Filing	PRELIMINARY PROXY STATEMENT	Sep 3, 2024	Sep 3, 2024	001-13738
10-Q	Open Document \| Data	Open Filing	FORM 10-Q	Aug 13, 2024	Jun 30, 2024	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Aug 13, 2024	Aug 13, 2024	001-13738
SC 13D/A	Open Document	Open Filing		Aug 13, 2024		005-39145
DEFA14A	Open Document	Open Filing	DEFA14A	Aug 12, 2024		001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Aug 12, 2024	Aug 12, 2024	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Jun 12, 2024	Jun 6, 2024	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Jun 3, 2024	May 28, 2024	001-13738
10-Q	Open Document \| Data	Open Filing	FORM 10-Q	May 14, 2024	Mar 31, 2024	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	May 14, 2024	May 14, 2024	001-13738
10-K	Open Document \| Data	Open Filing	FORM 10-K	Mar 28, 2024	Dec 31, 2023	001-13738
8-K	Open Document \| Data	Open Filing	FORM 8-K	Mar 28, 2024	Mar 28, 2024	001-13738
SC 13G/A	Open Document	Open Filing		Feb 13, 2024		005-39145

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