Trex Company Inc
Ownership
Ownership Structure
Who owns Trex Company Inc (TREX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 93.8% of the shares are freely tradable; institutional investors hold 107.3%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 10.17 | 10,361,159 | -0.6 | 03/31/2026 |
| Wellington Management Company LLP | 9.70 | 9,877,116 | +18.2 | 06/30/2026 |
| AllianceBernstein L.P. | 6.31 | 6,430,978 | -1.1 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.66 | 4,748,412 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 4.40 | 4,484,695 | +0.0 | 03/31/2026 |
| AQR Capital Management LLC | 4.17 | 4,246,384 | +9.0 | 03/31/2026 |
| Millennium Management LLC | 3.70 | 3,773,886 | +659.2 | 06/30/2026 |
| Wasatch Advisors LP | 3.69 | 3,757,238 | +6.2 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 3.57 | 3,636,771 | +0.0 | 08/31/2026 |
| Avantis US Small Cap Value ETF | 3.29 | 3,348,863 | +0.3 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Robinson Patricia B | Director | 73,162 | 3,124,017 $ | Jul 29, 2026 | direct |
| Fernandez Amy M. | SVP, CLO and Secretary | 67,794 | 2,894,804 $ | Aug 7, 2026 | direct |
| Cline James E | Director | 45,807 | 1,955,959 $ | Jul 29, 2026 | direct |
| Volas Gerald | Director | 44,405 | 1,896,094 $ | Jul 29, 2026 | direct |
| Gratz Jay M | Director | 33,705 | 1,439,204 $ | Jul 29, 2026 | direct |
| Rose B Andrew | Director | 17,038 | 727,523 $ | Jul 29, 2026 | direct |
| Juster Kristine L | Director | 15,729 | 671,628 $ | Jul 29, 2026 | direct |
| Lovett Gena C | Director | 10,903 | 465,558 $ | Jul 29, 2026 | direct |
| Taylor Brian J. | SVP, Chief Commercial Officer | 9,520 | 406,504 $ | Aug 24, 2026 | direct |
| Keffer David Christian | Director | 6,386 | 272,682 $ | Jul 29, 2026 | direct |
| Tasi Irene | Director | 2,357 | 100,644 $ | Jul 29, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 24, 2026 | Taylor Brian J. | SVP, Chief Commercial Officer | Other | 9,520 | 47.27 | 450,010 |
| Aug 7, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | Sell | 1,050 | 50.07 | 52,572 |
| Jul 29, 2026 | Volas Gerald | Director | Other | 2,831 | 42.39 | 120,006 |
| Jul 29, 2026 | Tasi Irene | Director | Other | 1,101 | 42.39 | 46,671 |
| Jul 29, 2026 | Rose B Andrew | Director | Other | 1,629 | 42.39 | 69,053 |
| Jul 29, 2026 | Robinson Patricia B | Director | Other | 2,831 | 42.39 | 120,006 |
| Jul 29, 2026 | Lovett Gena C | Director | Other | 2,831 | 42.39 | 120,006 |
| Jul 29, 2026 | Keffer David Christian | Director | Other | 2,831 | 42.39 | 120,006 |
| Jul 29, 2026 | Juster Kristine L | Director | Other | 2,831 | 42.39 | 120,006 |
| Jul 29, 2026 | Gratz Jay M | Director | Other | 2,831 | 42.39 | 120,006 |
| Jul 29, 2026 | Cline James E | Director | Other | 2,831 | 42.39 | 120,006 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.