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Filing Detail
Form 13F-HR - Quarterly report filed by institutional managers, Holdings:
SEC Accession No. 0000201772-23-000004
Filing Date
2023-05-04
Accepted
2023-05-04 16:49:26
Documents
2
Period of Report
2023-03-31
Effectiveness Date
2023-05-04

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 13F-HR  
1 primary_doc.xml 13F-HR 1974
2 essex13fq123.html INFORMATION TABLE  
2 essex13fq123.xml INFORMATION TABLE 205282
  Complete submission text file 0000201772-23-000004.txt   208561
Mailing Address 125 HIGH STREET SUITE 1803 BOSTON MA 02110
Business Address 125 HIGH STREET SUITE 1803 BOSTON MA 02110 6174824870
ESSEX INVESTMENT MANAGEMENT CO LLC (Filer) CIK: 0000201772 (see all company filings)

IRS No.: 004260191 | State of Incorp.: DE | Fiscal Year End: 1130
Type: 13F-HR | Act: 34 | File No.: 028-00878 | Film No.: 23889644