Skip to main content

WESTFIELD CAPITAL MANAGEMENT CO LP

Position in ANET — Arista Networks, Inc.

CIK 1177719 BOSTON, MA

Position in ANET

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$223,748,268
+$127,930,511 QoQ
Shares Held
1,317,096
+68.8% QoQ
Ownership
0.104%
of shares outstanding
% of Portfolio
0.73%
of 13F equity value
Holder Rank
#103
of 2,250 holders
Holding Since
Jun 2023
5 quarters on record
Voting authority Sole 71% Shared 0% None 29%

Common Shares in ANET Over Time

Shares Held

Position Value (USD)

Position in Computer Hardware

Technology · as of Jun 30, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $580,391,730 across 6 Computer Hardware names. ANET ranks #1 (38.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ANET
Arista Networks, Inc.
This page
1,317,096 $223,748,268

All Filings in ANET

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $223,748,268 1,317,096
2026-03-31 $95,817,757 780,402
2025-03-31 $15,227,454 196,534
2023-09-30 $49,360,926 268,368
2023-06-30 $47,935,079 295,786