Skip to main content

PEAK6 LLC

Position in MTZ — Mastec Inc

CIK 1389958 AUSTIN, TX

Position in MTZ

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$1,086,194
-$5,264,704 QoQ
Shares Held
3,376
-88.4% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2024
6 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MTZ Over Time

Shares Held

Position Value (USD)

Derivatives in MTZ

reported options exposure · as of Mar 31, 2026
CallValue
$0
CallShares
0
PutValue
$3,217,400
PutShares
10,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

PEAK6 LLC holds $38,004,959 across 8 Engineering & Construction names. MTZ ranks #3 (2.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 MTZ
Mastec Inc
This page
3,376 $1,086,194

All Filings in MTZ

Export CSV
14 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $3,217,400 10,000
2026-03-31 $1,086,194 3,376
2025-12-31 $6,350,898 29,217
2025-12-31 $17,389,600 80,000
2025-12-31 $1,630,275 7,500
2025-09-30 $2,191,943 10,300
2025-09-30 $638,430 3,000
2025-09-30 $262,607 1,234
2025-06-30 $1,465,698 8,600
2025-06-30 $391,989 2,300
2025-03-31 $2,894,408 24,800
2025-03-31 $560,208 4,800
2024-12-31 $2,750,028 20,200
2024-12-31 $1,837,890 13,500