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ESSEX INVESTMENT MANAGEMENT CO LLC

Position in EXTR — Extreme Networks Inc

CIK 201772 BOSTON, MA

Position in EXTR

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$2,383,122
-$199,076 QoQ
Shares Held
158,032
+1.9% QoQ
Ownership
0.121%
of shares outstanding
% of Portfolio
0.38%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2023
7 quarters on record
Voting authority Sole 49.725372076541454.ToString("F0")% Shared 0.ToString("F0")% None 50.27462792345854.ToString("F0")%

Common Shares in EXTR Over Time

Shares Held

Position Value (USD)

Position in Communication Equipment

Technology · as of Mar 31, 2026

ESSEX INVESTMENT MANAGEMENT CO LLC holds $8,461,990 across 4 Communication Equipment names. EXTR ranks #2 (28.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 EXTR
Extreme Networks Inc
This page
158,032 $2,383,122

All Filings in EXTR

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7 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $2,383,122 158,032
2025-12-31 $2,582,198 155,087
2025-09-30 $3,279,571 158,817
2025-06-30 $2,751,735 153,300
2025-03-31 $2,040,978 154,269
2024-12-31 $2,599,069 155,261
2023-06-30 $959,942 36,850