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WESTFIELD CAPITAL MANAGEMENT CO LP

Position in MTZ — Mastec Inc

CIK 1177719 BOSTON, MA

Position in MTZ

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$80,428,565
New position
Shares Held
249,980
first reported quarter
Ownership
0.316%
of shares outstanding
% of Portfolio
0.34%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority Sole 89.847187775022.ToString("F0")% Shared 0.ToString("F0")% None 10.152812224977998.ToString("F0")%

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $1,570,267,713 across 7 Engineering & Construction names. MTZ ranks #6 (5.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 MTZ
Mastec Inc
This page
249,980 $80,428,565

All Filings in MTZ

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-03-31 $80,428,565 249,980