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PEAK6 LLC

Position in TREX — Trex Co Inc

CIK 1389958 AUSTIN, TX

Position in TREX

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$579,613
+$208,646 QoQ
Shares Held
11,583
+115.5% QoQ
Ownership
0.011%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#235
of 465 holders
Holding Since
Dec 2024
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in TREX Over Time

Shares Held

Position Value (USD)

Derivatives in TREX

reported options exposure · as of Jun 30, 2026
CallValue
$860,688
CallShares
17,200
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 Products & Equipment

Industrials · as of Jun 30, 2026

PEAK6 LLC holds $12,080,773 across 8 Building Products & Equipment names. TREX ranks #6 (4.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 TREX
Trex Co Inc
This page
11,583 $579,613

All Filings in TREX

Export CSV
4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $579,613 11,583
2026-06-30 $860,688 17,200
2024-12-31 $370,967 5,374
2024-12-31 $27,612 400