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PEAK6 LLC

Position in MLM — Martin Marietta Materials Inc

CIK 1389958 AUSTIN, TX

Position in MLM

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$1,159,743
+$1,158,566 QoQ
Shares Held
2,011
+100450.0% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#475
of 1,068 holders
Holding Since
Dec 2024
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MLM Over Time

Shares Held

Position Value (USD)

Derivatives in MLM

reported options exposure · as of Jun 30, 2026
CallValue
$4,555,930
CallShares
7,900
PutValue
$0
PutShares
0

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 Building Materials

Basic Materials · as of Jun 30, 2026

PEAK6 LLC holds $4,679,257 across 6 Building Materials names. MLM ranks #2 (24.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 MLM
Martin Marietta Materials Inc
This page
2,011 $1,159,743

All Filings in MLM

Export CSV
13 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,555,930 7,900
2026-06-30 $1,159,743 2,011
2026-03-31 $3,296,608 5,600
2026-03-31 $1,177 2
2025-09-30 $110,298 175
2025-09-30 $252,112 400
2025-06-30 $32,387 59
2025-06-30 $219,584 400
2025-03-31 $191,252 400
2025-03-31 $34,425 72
2024-12-31 $103,300 200
2024-12-31 $1,033 2
2024-12-31 $619,800 1,200