Wellington Management Group LLP 13D and 13G filings for Trex Company, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-08-13 4:11 pm Sale | 2026-06-30 | 13G | TREX CO INC TREX | Wellington Management Group LLP | 9,877,124 9.500% | -680,886![]() (-6.45%) | Filing |
| 2026-08-06 10:42 am Purchase | 2026-07-31 | 13G | TREX CO INC TREX | Wellington Management Group LLP | 10,558,010 10.400% | 2,199,224![]() (+26.31%) | Filing |
| 2026-05-15 07:34 am Purchase | 2026-03-31 | 13G | TREX CO INC TREX | Wellington Management Group LLP | 8,358,786 8.000% | 1,133,397![]() (+15.69%) | Filing |
| 2026-02-10 11:19 am Purchase | 2025-12-31 | 13G | TREX CO INC TREX | Wellington Management Group LLP | 7,225,389 6.700% | 3,351,941![]() (+86.54%) | Filing |

