Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001037389-16-000130
Filing Date
2016-02-11
Accepted
2016-02-11 17:13:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 PSYCHEMEDICS CORPORATION pmd-13g_20151231.txt SC 13G/A 11768
  Complete submission text file 0001037389-16-000130.txt   13272
Mailing Address 125 NAGOG PARK ACTON MA 01720
Business Address 125 NAGOG PARK ACTON MA 01720 978-206-8220
PSYCHEMEDICS CORP (Subject) CIK: 0000806517 (see all company filings)

IRS No.: 581701987 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-39145 | Film No.: 161412687
SIC: 8071 Services-Medical Laboratories

Mailing Address 800 THIRD AVE NEW YORK NY 10022
Business Address 800 THIRD AVE NEW YORK NY 10022 2124866780
RENAISSANCE TECHNOLOGIES LLC (Filed by) CIK: 0001037389 (see all company filings)

IRS No.: 260385758 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A