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Blackstone Inc.

Position in MTZ — Mastec Inc

CIK 1393818 NEW YORK, NY

Position in MTZ

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$2,937,799
-$76,168,360 QoQ
Shares Held
7,061
-98.1% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#337
of 908 holders
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in MTZ Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

Blackstone Inc. holds $1,665,687,726 across 8 Engineering & Construction names. MTZ ranks #2 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 MTZ
Mastec Inc
This page
7,061 $2,937,799

All Filings in MTZ

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5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,937,799 7,061
2025-12-31 $79,106,159 363,924
2025-09-30 $68,099,200 320,000
2025-06-30 $59,650,500 350,000
2025-03-31 $36,763,650 315,000