# Trex (TREX): value investors who own it | moatshark

1 value investor held Trex in their Q3 2026 13F, led by Mairs & Power. See who bought, sold and how ownership has changed by quarter.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Mairs & Power | 0.1% | $5.8m | Unchanged | 4 |

## Directors buying and selling (Form 4, last 12 months)

| Date | Who | Role | Bought or sold | Shares | Value |
| --- | --- | --- | --- | --- | --- |
| 2026-08-07 | Fernandez Amy M. | SVP, CLO and Secretary | Sold | 1050 | $53k |

## Fund holders

| Fund | Manager | Weight | Value | As at |
| --- | --- | --- | --- | --- |
| Mairs & Power Small Cap Fund | Mairs & Power | 2.1% | $5.8m | 2026-06-30 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/trex). Values traded and returns are estimates. Not investment advice. Built 2026-10-21.