Skip to main content

ESSEX INVESTMENT MANAGEMENT CO LLC

Position in OCC — Optical Cable Corp

CIK 201772 BOSTON, MA

Position in OCC

as of Jun 30, 2026 · filed Aug 6, 2026
Position Value
$264,830
+$129,771 QoQ
Shares Held
12,629
-24.1% QoQ
Ownership
0.143%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#27
of 43 holders
Holding Since
Sep 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in OCC Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Jun 30, 2026

ESSEX INVESTMENT MANAGEMENT CO LLC holds $10,487,064 across 4 Communication Equipment names. OCC ranks #4 (2.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 OCC
Optical Cable Corp
This page
12,629 $264,830

All Filings in OCC

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $264,830 12,629
2025-09-30 $135,059 16,633