TREX CO INC TREX
COM · Common Stock · CUSIP 89531P105 · ISIN US89531P1057
American building materials company
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($6.6m this quarter). Holder counts are more reliable. Shares outstanding: 108.6m as of 2024-02-12, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $82.79. Options: 14 managers hold calls ($85.7m notional), 13 hold puts ($71.6m).
Trends to Q4 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 447 |
| Q4 2022 | 456 |
| Q1 2023 | 430 |
| Q2 2023 | 458 |
| Q3 2023 | 483 |
| Q4 2023 | 484 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 219 | 206 |
| Q1 2023 | 196 | 218 |
| Q2 2023 | 232 | 198 |
| Q3 2023 | 244 | 220 |
| Q4 2023 | 223 | 233 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2023 | $21.2m | $15.4m | 0.73 |
| Q2 2023 | $23.3m | $15.1m | 0.65 |
| Q3 2023 | $67.9m | $33.1m | 0.49 |
| Q4 2023 | $85.7m | $71.6m | 0.84 |
Biggest buyers
| TD Asset Management Inc | Added | +1.3m |
| Epoch Investment Partners, Inc. | Added | +670.7k |
| Artisan Partners Limited Partnership | Added | +660.5k |
| FMR LLC | Added | +635.0k |
| MORGAN STANLEY | Added | +437.9k |
| Man Group plc | New | +275.1k |
| JPMORGAN CHASE & CO | Added | +269.5k |
| MARSHALL WACE, LLP | Added | +231.1k |
| VOYA INVESTMENT MANAGEMENT LLC | Added | +228.2k |
| AMERIPRISE FINANCIAL INC | Added | +174.9k |
Biggest sellers
| MILLENNIUM MANAGEMENT LLC | Reduced | -833.0k |
| Allspring Global Investments Holdings, LLC | Reduced | -729.6k |
| LORD, ABBETT & CO. LLC | Reduced | -690.9k |
| Balyasny Asset Management L.P. | Reduced | -644.6k |
| CITADEL ADVISORS LLC | Reduced | -618.8k |
| Cubist Systematic Strategies, LLC | Sold out | -614.2k |
| RENAISSANCE TECHNOLOGIES LLC | Sold out | -409.0k |
| ALLIANCEBERNSTEIN L.P. | Reduced | -320.3k |
| Man Group plc | Sold out | -251.3k |
| Squarepoint Ops LLC | Reduced | -245.6k |
Biggest calls
| Twin Tree Management, LP | Reduced | $24.6m296.7k shares |
| Parallax Volatility Advisers, L.P. | Added | $21.1m255.0k shares |
| Squarepoint Ops LLC | Added | $12.1m146.7k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $9.8m118.1k shares |
| Walleye Capital LLC | Reduced | $4.2m51.1k shares |
| CITADEL ADVISORS LLC | Added | $4.0m48.3k shares |
| D. E. Shaw & Co., Inc. | Unchanged | $2.9m35.0k shares |
| Walleye Trading LLC | Reduced | $2.5m30.4k shares |
| CAPITAL FUND MANAGEMENT S.A. | Added | $1.4m16.8k shares |
| JANE STREET GROUP, LLC | Reduced | $1.4m16.8k shares |
Biggest puts
| GOLDMAN SACHS GROUP INC | New | $26.3m317.9k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $12.0m144.7k shares |
| Walleye Trading LLC | Added | $10.7m128.7k shares |
| Squarepoint Ops LLC | Added | $7.3m88.5k shares |
| Twin Tree Management, LP | Reduced | $5.2m62.8k shares |
| CITADEL ADVISORS LLC | Added | $2.8m34.0k shares |
| FIRST SABREPOINT CAPITAL MANAGEMENT LP | New | $2.5m30.0k shares |
| CAPITAL FUND MANAGEMENT S.A. | Added | $1.7m20.0k shares |
| JANE STREET GROUP, LLC | Added | $993.5k12.0k shares |
| SIMPLEX TRADING, LLC | Added | $910.0k11.0k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution filed 2025-04-24 | 9.8% |
| WELLINGTON MANAGEMENT GROUP LLP 13G · institution -0.9 pts · filed 2026-08-13 | 9.5% |
| MILLENNIUM MANAGEMENT LLC 13G · passive investor new · filed 2026-08-07 | 5.5% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.4% |
Fell to 5% or below in the last year: ALLIANCEBERNSTEIN L.P. (0.2%, 2026-09-04), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC), PRICE T ROWE ASSOCIATES INC /MD/ (0.7%, 2025-11-14)
Insider purchases and sales in Q4 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
None reported in Q4 2023.
Holders, Q4 2023
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.03% of their portfolio | 13.9m $1.2bn | Added +170.4k |
| VANGUARD GROUP INC 0.02% of their portfolio | 10.2m $848.5m | Added +96.3k |
| ALLIANCEBERNSTEIN L.P. 0.15% of their portfolio | 4.7m $391.0m | Reduced -320.3k |
| Clearbridge Investments, LLC 0.33% of their portfolio | 4.6m $381.4m | Reduced -111.0k |
| Artisan Partners Limited Partnership 0.53% of their portfolio | 4.1m $339.6m | Added +660.5k |
| WASATCH ADVISORS LP 1.83% of their portfolio | 4.0m $332.5m | Reduced -31.0k |
| STATE STREET CORP 0.01% of their portfolio | 3.6m $301.9m | Added +116.3k |
| BAMCO INC /NY/ 0.55% of their portfolio | 2.5m $207.4m | Reduced -228.0k |
| MACQUARIE GROUP LTD 0.22% of their portfolio | 2.3m $194.5m | Added +127.3k |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 0.49% of their portfolio | 2.0m $166.7m | Reduced -105.4k |
| Conestoga Capital Advisors, LLC 2.34% of their portfolio | 1.9m $156.2m | Added +13.5k |
| LORD, ABBETT & CO. LLC 0.26% of their portfolio | 1.8m $148.1m | Reduced -690.9k |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 1.7m $140.0m | Added +64.1k |
| MORGAN STANLEY 0.01% of their portfolio | 1.6m $135.9m | Added +437.9k |
| TD Asset Management Inc 0.13% of their portfolio | 1.6m $132.5m | Added +1.3m |
| Liontrust Investment Partners LLP 1.71% of their portfolio | 1.4m $118.1m | Reduced -87.4k |
| NORGES BANK 0.02% of their portfolio | 1.4m $113.6m | Added +26.3k |
| GENEVA CAPITAL MANAGEMENT LLC 2.12% of their portfolio | 1.4m $112.2m | Added +131.4k |
| FMR LLC 0.01% of their portfolio | 1.2m $99.4m | Added +635.0k |
| DIMENSIONAL FUND ADVISORS LP 0.03% of their portfolio | 1.2m $95.4m | Added +90.0k |
| Baird Financial Group, Inc. 0.21% of their portfolio | 1.1m $91.6m | Added +2.0k |
| AMERICAN CENTURY COMPANIES INC 0.06% of their portfolio | 1.0m $86.8m | Reduced -83.9k |
| Invesco Ltd. 0.02% of their portfolio | 1.0m $85.9m | Added +115.8k |
| Bank of New York Mellon Corp 0.02% of their portfolio | 954.1k $79.0m | Reduced -68 |
| BLAIR WILLIAM & CO/IL 0.27% of their portfolio | 952.6k $78.9m | Added +119.6k |
| Epoch Investment Partners, Inc. 0.35% of their portfolio | 938.5k $77.7m | Added +670.7k |
| EVENTIDE ASSET MANAGEMENT, LLC 1.19% of their portfolio | 882.6k $73.1m | Added +58 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 850.8k $70.4m | Added +15.5k |
| NORTHERN TRUST CORP 0.01% of their portfolio | 837.3k $69.3m | Added +3.7k |
| Stephens Investment Management Group LLC 0.97% of their portfolio | 802.2k $66.4m | Reduced -90.3k |
| PRINCIPAL FINANCIAL GROUP INC 0.04% of their portfolio | 743.6k $61.6m | Reduced -8.8k |
| LONDON CO OF VIRGINIA 0.33% of their portfolio | 708.2k $58.6m | Reduced -19.7k |
| Capital Research Global Investors 0.01% of their portfolio | 705.3k $58.4m | Added +66.7k |
| Impax Asset Management Group plc 0.23% of their portfolio | 695.5k $57.6m | Reduced -201.9k |
| Allianz Asset Management GmbH 0.11% of their portfolio | 684.3k $56.7m | Reduced -21.4k |
| FEDERATED HERMES, INC. 0.13% of their portfolio | 611.2k $50.6m | Reduced -34.5k |
| Balyasny Asset Management L.P. 0.13% of their portfolio | 579.6k $48.0m | Reduced -644.6k |
| Handelsbanken Fonder AB 0.23% of their portfolio | 572.2k $47.4m | Reduced -2.0k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 551.2k $45.6m | Added +269.5k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 525.8k $43.5m | Added +174.9k |
| AGF MANAGEMENT LTD 0.25% of their portfolio | 515.1k $42.6m | Reduced -617 |
| SEI INVESTMENTS CO 0.07% of their portfolio | 510.1k $42.2m | Reduced -76.2k |
| Point72 Asset Management, L.P. 0.13% of their portfolio | 500.8k $41.5m | Added +120.6k |
| MARSHALL WACE, LLP 0.08% of their portfolio | 498.4k $41.3m | Added +231.1k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 489.6k $40.5m | Reduced -6.6k |
| TWO SIGMA INVESTMENTS, LP 0.10% of their portfolio | 482.3k $39.9m | Added +61.5k |
| Broad Bay Capital Management, LP 4.32% of their portfolio | 415.0k $34.4m | Added +15.0k |
| DISCIPLINED GROWTH INVESTORS INC /MN 0.74% of their portfolio | 410.0k $33.9m | Reduced -15.6k |
| Cerity Partners LLC 0.11% of their portfolio | 395.1k $32.7m | Added +51.1k |
| CREDIT SUISSE AG/ 0.03% of their portfolio | 389.4k $32.2m | Added +134.4k |
| TWO SIGMA ADVISERS, LP 0.07% of their portfolio | 379.4k $31.4m | Added +164.3k |
| FRED ALGER MANAGEMENT, LLC 0.17% of their portfolio | 374.4k $31.0m | Reduced -72.8k |
| Pembroke Management, LTD 3.78% of their portfolio | 367.4k $30.4m | Added +22.2k |
| RHUMBLINE ADVISERS 0.03% of their portfolio | 338.0k $28.0m | Reduced -19.3k |
| Amundi 0.01% of their portfolio | 337.6k $27.0m | Added +20.9k |
| ENVESTNET ASSET MANAGEMENT INC 0.01% of their portfolio | 333.2k $27.6m | Added +18.6k |
| Montanaro Asset Management Ltd 5.18% of their portfolio | 332.5k $27.5m | Reduced -83.0k |
| Erste Asset Management GmbH 0.38% of their portfolio | 307.0k $25.7m | Added +425 |
| D. E. Shaw & Co., Inc. 0.04% of their portfolio | 303.6k $25.1m | Reduced -243.0k |
| Squarepoint Ops LLC 0.10% of their portfolio | 302.4k $25.0m | Reduced -245.6k |
| Nuveen Asset Management, LLC 0.01% of their portfolio | 298.4k $24.7m | Added +3.7k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 294.8k $24.4m | Added +13.0k |
| DEUTSCHE BANK AG\ 0.01% of their portfolio | 291.9k $24.2m | Reduced -16.5k |
| VOYA INVESTMENT MANAGEMENT LLC 0.02% of their portfolio | 277.6k $23.0m | Added +228.2k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.03% of their portfolio | 277.1k $22.9m | Reduced -27.4k |
| Man Group plc 0.07% of their portfolio | 275.1k $22.8m | New |
| Summit Creek Advisors LLC 2.98% of their portfolio | 269.0k $22.3m | Added +53.7k |
| WCM INVESTMENT MANAGEMENT, LLC 0.06% of their portfolio | 251.2k $21.0m | Added +21.5k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.08% of their portfolio | 250.0k $20.7m | Reduced -61.8k |
| STIFEL FINANCIAL CORP 0.03% of their portfolio | 245.2k $20.3m | Added +8.4k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 244.6k $20.3m | Added +15.8k |
| FRONTIER CAPITAL MANAGEMENT CO LLC 0.20% of their portfolio | 241.8k $20.0m | Added +345 |
| MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio | 225.4k $18.7m | Reduced -833.0k |
| DAVENPORT & Co LLC 0.12% of their portfolio | 217.3k $18.0m | Added +50.4k |
| Swiss National Bank 0.01% of their portfolio | 214.0k $17.7m | Reduced -25.2k |
| COMERICA BANK 0.08% of their portfolio | 209.4k $17.3m | Added +2.5k |
| VICTORY CAPITAL MANAGEMENT INC 0.02% of their portfolio | 208.4k $17.3m | Added +9.8k |
| Aperture Investors, LLC 2.98% of their portfolio | 204.2k $16.9m | Reduced -132.8k |
| RAYMOND JAMES & ASSOCIATES 0.01% of their portfolio | 197.2k $16.3m | Reduced -14.2k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% of their portfolio | 196.8k $16.3m | Reduced -355 |
| AXA S.A. 0.02% of their portfolio | 165.5k $13.7m | Added +133.2k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 165.4k $13.7m | Reduced -618.8k |
| Legal & General Group Plc 0.00% of their portfolio | 164.7k $13.6m | Reduced -2.1k |
| BARCLAYS PLC 0.01% of their portfolio | 163.4k $13.5m | Added +69.5k |
| KORNITZER CAPITAL MANAGEMENT INC /KS 0.26% of their portfolio | 162.7k $13.5m | Unchanged |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.02% of their portfolio | 157.4k $13.0m | Added +2.5k |
| California Public Employees Retirement System 0.01% of their portfolio | 155.3k $12.9m | Reduced -6.5k |
| KENNEDY CAPITAL MANAGEMENT LLC 0.28% of their portfolio | 154.6k $12.8m | Reduced -2.6k |
| DekaBank Deutsche Girozentrale 0.03% of their portfolio | 150.0k $12.5m | Reduced -5.9k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 149.8k $12.4m | Reduced -16.6k |
| TUDOR INVESTMENT CORP ET AL 0.17% of their portfolio | 148.3k $12.3m | Added +9.9k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.05% of their portfolio | 147.6k $12.2m | Reduced -6.3k |
| Empower Advisory Group, LLC 0.05% of their portfolio | 141.9k $11.8m | Reduced -6.1k |
| Qube Research & Technologies Ltd 0.03% of their portfolio | 140.6k $11.6m | Reduced -56.7k |
| Park State Asset Management 7.31% of their portfolio | 139.6k $11.6m | Added +260 |
| Retirement Systems of Alabama 0.05% of their portfolio | 136.0k $11.3m | Added +456 |
| Grantham, Mayo, Van Otterloo & Co. LLC 0.05% of their portfolio | 134.6k $11.1m | Reduced -23.4k |
| PineStone Asset Management Inc. 0.12% of their portfolio | 132.8k $11.0m | Added +12.1k |
| Ensign Peak Advisors, Inc 0.02% of their portfolio | 127.2k $10.5m | Added +10.6k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.02% of their portfolio | 125.2k $10.4m | Reduced -870 |