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SEI INVESTMENTS CO

Position in TREX — Trex Co Inc

CIK 350894 OAKS, PA

Position in TREX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$27,139,443
+$7,198,547 QoQ
Shares Held
542,355
-0.9% QoQ
Ownership
0.532%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#43
of 465 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in TREX Over Time

Shares Held

Position Value (USD)

Position in Building Products & Equipment

Industrials · as of Jun 30, 2026

SEI INVESTMENTS CO holds $829,754,877 across 26 Building Products & Equipment names. TREX ranks #7 (3.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 TREX
Trex Co Inc
This page
542,355 $27,139,443

All Filings in TREX

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $27,139,443 542,355
2026-03-31 $19,940,896 547,526
2025-12-31 $6,536,525 186,332
2025-09-30 $18,269,322 353,577
2025-06-30 $19,141,324 351,992
2025-03-31 $23,518,821 404,799
2024-12-31 $29,095,385 421,489
2024-09-30 $23,624,447 354,828
2024-06-30 $32,043,484 432,319
2024-03-31 $42,658,486 427,654
2023-12-31 $42,231,426 510,103
2023-09-30 $36,134,162 586,308
2023-06-30 $39,305,579 599,536
2023-03-31 $29,517,381 606,480
2022-12-31 $15,298,696 361,415
2022-09-30 $20,097,100 457,376
2022-06-30 $22,627,781 415,799
2022-03-31 $16,621,258 254,420
2021-12-31 $29,515,802 218,587
2021-09-30 $19,485,855 191,169
2021-06-30 $18,021,052 176,314
2021-03-31 $14,096,793 153,996
2020-12-31 $10,688,196 127,666
2020-09-30 $8,288,486 115,761
2020-06-30 $8,289,360 63,730
2020-03-31 $6,032,939 75,280