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BLAIR WILLIAM & CO/IL

Position in TREX — Trex Co Inc

CIK 902367 CHICAGO, IL

Position in TREX

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$2,140,961
+$409,045 QoQ
Shares Held
42,785
-10.0% QoQ
Ownership
0.042%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#155
of 468 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 89% Shared 0% None 11%

Common Shares in TREX Over Time

Shares Held

Position Value (USD)

Position in Building Products & Equipment

Industrials · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $256,617,029 across 14 Building Products & Equipment names. TREX ranks #6 (0.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 TREX
Trex Co Inc
This page
42,785 $2,140,961

All Filings in TREX

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,140,961 42,785
2026-03-31 $1,731,916 47,554
2025-12-31 $4,603,022 131,215
2025-09-30 $24,447,453 473,146
2025-06-30 $30,844,281 567,199
2025-03-31 $39,549,599 680,716
2024-12-31 $43,674,728 632,692
2024-09-30 $50,948,680 765,225
2024-06-30 $84,802,619 1,144,126
2024-03-31 $113,438,193 1,137,225
2023-12-31 $78,865,257 952,594
2023-09-30 $51,336,064 832,972
2023-06-30 $54,227,888 827,149
2023-03-31 $31,866,049 654,737
2022-12-31 $26,396,607 623,591
2022-09-30 $37,895,218 862,431
2022-06-30 $87,302,033 1,604,227
2022-03-31 $105,780,964 1,619,179
2021-12-31 $208,659,428 1,545,282
2021-09-30 $141,229,417 1,385,553
2021-06-30 $126,831,060 1,240,887
2021-03-31 $87,274,510 953,403
2020-12-31 $79,140,934 945,305
2020-09-30 $66,346,994 926,634
2020-06-30 $43,203,530 332,156
2020-03-31 $24,474,114 305,392