Stocks › TREX
TREX CO INC
TREX·NYSE·
United States·USD
United States·USD$44.86
+0.65 (+1.47%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
TREX
TREX CO INC · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
TREXS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of TREX by members of U.S. Congress · 5 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Tommy TubervilleSenate · R · AL |
TREXTREX CO INC · Stock |
Sale $1,001 - $15,000 |
May 12, 2023 | Apr 3, 2023 | Filing ↗ |
| Tommy TubervilleSenate · R · AL |
TREXTREX CO INC · Stock |
Sale $1,001 - $15,000 |
May 11, 2023 | Apr 3, 2023 | Filing ↗ |
| Tommy TubervilleSenate · R · AL |
TREXTREX CO INC · Stock |
Purchase $1,001 - $15,000 |
Nov 10, 2022 | Oct 6, 2022 | Filing ↗ |
 Cheri BustosHouse · D · IL |
TREXTREX CO INC · Stock |
Sale $15,001 - $50,000 |
Feb 9, 2017 | Jan 30, 2017 | Filing ↗ |
 Bradley Scott SchneiderHouse · D · IL |
TREXTREX CO INC · Stock |
Purchase $1,001 - $15,000 |
Feb 12, 2014 | Jan 13, 2014 | Filing ↗ |
Whale Activity
Position changes in TREX reported for 2026-06-30 by 11 tracked institutional filers
- Increased4
- New0
- Held0
- Decreased4
- Closed1
- No prior filing2
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 10.5M | $525.1M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.7M | $235.2M | decreased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.4M | $222.4M | decreased |
| MILLENNIUM MANAGEMENT LLC | 3.8M | $188.8M | increased |
| CITADEL ADVISORS LLC | 2.2M | $111.9M | increased |
| Point72 Asset Management, L.P. | 1.5M | $76.1M | increased |
| TWO SIGMA INVESTMENTS, LP | 1.3M | $66.6M | decreased |
| Hill City Capital, LP | 550.0K | $27.5M | — |
| D. E. Shaw & Co., Inc. | 178.2K | $8.9M | decreased |
| Alpine Peaks Capital, LP | 91.8K | $4.6M | — |
| Renaissance Technologies | 0 | $0 | closed |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by TREX insiders, by quarter · Form 4
Recent Insider Transactions
2,523 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Fernandez Amy M.SVP, CLO and Secretary | Sale | −1,050 | $50.07 | $53K | Aug 7, 2026 | Form 4 ↗ |
| Rudolph Jacob T.SVP, CHRO | Sale | −1,400 | $50.00 | $70K | Jun 25, 2026 | Form 4 ↗ |
| Keffer David ChristianDirector | Grant / award | +175 | $36.57 | $6K | Apr 1, 2026 | Form 4 ↗ |
| ROSE B ANDREWDirector | Grant / award | +700 | $36.57 | $26K | Apr 1, 2026 | Form 4 ↗ |
| ROSE B ANDREWDirector | Purchase | +11.0K | $40.74 | $449K | Mar 3, 2026 | Form 4 ↗ |
| ROSE B ANDREWDirector | Purchase | +986 | $40.14 | $40K | Mar 3, 2026 | Form 4 ↗ |
| ROSE B ANDREWDirector | Purchase | +372 | $40.26 | $15K | Mar 2, 2026 | Form 4 ↗ |
| Fernandez Amy M.SVP, CLO and Secretary | Tax withholding | −4,496 | $41.42 | $186K | Mar 1, 2026 | Form 4 ↗ |
| Fernandez Amy M.SVP, CLO and Secretary | Other | −1,083 | $41.42 | $45K | Mar 1, 2026 | Form 4 ↗ |
| Fernandez Amy M.SVP, CLO and Secretary | Grant / award | +1,910 | $41.42 | $79K | Mar 1, 2026 | Form 4 ↗ |
| Rudolph Jacob T.SVP, CHRO | Tax withholding | −2,850 | $41.42 | $118K | Mar 1, 2026 | Form 4 ↗ |
| Rudolph Jacob T.SVP, CHRO | Other | −663 | $41.42 | $27K | Mar 1, 2026 | Form 4 ↗ |
| Rudolph Jacob T.SVP, CHRO | Grant / award | +1,250 | $41.42 | $52K | Mar 1, 2026 | Form 4 ↗ |
| FAIRBANKS BRYAN HORIXPresident and CEO | Tax withholding | −23.1K | $41.42 | $958K | Mar 1, 2026 | Form 4 ↗ |
| FAIRBANKS BRYAN HORIXPresident and CEO | Other | −5,678 | $41.42 | $235K | Mar 1, 2026 | Form 4 ↗ |
| FAIRBANKS BRYAN HORIXPresident and CEO | Grant / award | +9,609 | $41.42 | $398K | Mar 1, 2026 | Form 4 ↗ |
| Zambanini Adam DanteEVP, Chief Operating Officer | Tax withholding | −8,271 | $41.42 | $343K | Mar 1, 2026 | Form 4 ↗ |
| Zambanini Adam DanteEVP, Chief Operating Officer | Other | −1,928 | $41.42 | $80K | Mar 1, 2026 | Form 4 ↗ |
| Zambanini Adam DanteEVP, Chief Operating Officer | Grant / award | +3,623 | $41.42 | $150K | Mar 1, 2026 | Form 4 ↗ |
| Rudolph Jacob T.SVP, CHRO | Grant / award | +6,321 | $41.45 | $262K | Feb 24, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding TREX · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF iShares Trust | 3.6M | $177.8M | 0.14% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 3.3M | $165.1M | 0.01% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 2.4M | $119.3M | 0.06% | Jun 30, 2026 |
| VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 1.4M | $68.9M | 0.15% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 1.2M | $59.6M | 0.06% | Jun 30, 2026 |
| Wasatch Core Growth Fund WASATCH FUNDS TRUST | 966.5K | $48.4M | 1.62% | Jun 30, 2026 |
| Small Cap Growth Fund American Century Mutual Funds, Inc. | 1.0M | $43.7M | 0.78% | Jul 31, 2026 |
| State Street SPDR S&P MidCap 400SM ETF Trust SPDR S&P MIDCAP 400 ETF TRUST | 799.4K | $40.0M | 0.14% | Jun 30, 2026 |
| FULLERTHALER BEHAVIORAL SMALL-CAP GROWTH Capitol Series Trust | 970.1K | $35.3M | 0.84% | Mar 31, 2026 |
| Avantis U.S. Small Cap Value ETF American Century ETF Trust | 804.1K | $33.3M | 0.12% | May 31, 2026 |
Mutual funds and ETFs whose N-PORT filings list TREX's shares (CUSIP 89531P105), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- AllianceBernstein L.P.SCHEDULE 13G/A · passive (13G) · 202.5K shares0.2%
Sep 4, 2026 · ↗ - Wellington Management Company LLPSCHEDULE 13G/A · passive (13G) · 9.9M shares8.0%
Aug 13, 2026 · ↗ - Wellington Investment Advisors Holdings LLPSCHEDULE 13G/A · passive (13G) · 9.9M shares9.5%
Aug 13, 2026 · ↗ - Wellington Group Holdings LLPSCHEDULE 13G/A · passive (13G) · 9.9M shares9.5%
Aug 13, 2026 · ↗ - Wellington Management Group LLPSCHEDULE 13G/A · passive (13G) · 9.9M shares9.5%
Aug 13, 2026 · ↗ - Israel A. EnglanderSCHEDULE 13G · passive (13G) · 5.6M shares5.5%
Aug 7, 2026 · ↗ - Millennium Group Management LLCSCHEDULE 13G · passive (13G) · 5.6M shares5.5%
Aug 7, 2026 · ↗ - Millennium Management LLCSCHEDULE 13G · passive (13G) · 5.6M shares5.5%
Aug 7, 2026 · ↗ - Wellington Management Company LLPSCHEDULE 13G/A · passive (13G) · 10.6M shares8.7%
Aug 6, 2026 · ↗ - Wellington Investment Advisors Holdings LLPSCHEDULE 13G/A · passive (13G) · 10.6M shares10.4%
Aug 6, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming TREX CO INC as client
No lobbying filings found naming TREX CO INC as the client.
Government Contracts
Federal awards to TREX CO INC · USAspending
No federal contract awards found for TREX CO INC.
U.S. Patents
Recent USPTO applications naming TREX CO INC
No USPTO patent applications found for TREX CO INC.
Annual Financials
From TREX's 10-K filings · XBRL
No annual XBRL figures on record for TREX. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 2-for-1Stock splitSep 15, 2020
- 2-for-1Stock splitJun 19, 2018
- 2-for-1Stock splitMay 8, 2014
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
- 8-K/A · Items 2.02, 9.01Results of operationsSep 2, 2026
EDGAR ↗ - 8-K/A · Items 2.02, 9.01Results of operationsSep 2, 2026
EDGAR ↗ - 8-K · Items 5.02, 7.01, 9.01Officer / director change · Reg FD disclosureAug 24, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsAug 4, 2026
EDGAR ↗ - 8-K · Items 7.01Reg FD disclosureJul 14, 2026
EDGAR ↗ - 8-K · Items 8.01, 9.01Other eventsJul 13, 2026
EDGAR ↗ - 8-K/A · Items 2.02, 9.01Results of operationsMay 13, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsMay 7, 2026
EDGAR ↗ - 8-K · Items 5.02, 5.07, 7.01, 9.01Officer / director change · Shareholder vote · Reg FD disclosureMay 4, 2026
EDGAR ↗
About TREX CO INC
From SEC EDGAR company records
Industry (SIC 2400)Lumber & Wood Products (No Furniture)
SectorMaterials
HeadquartersWINCHESTER, VA
IncorporatedDE
SEC CIK0001069878 ↗