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Of the 14 tracked institutions holding TREX, 7 have a 3-year clone track record — 6 of them beat the S&P. Average holder's clone alpha: +3.9pt. It's a gauge of who owns the name, not just how many.
Among the 14 tracked institutional investors we monitor, TREX (TREX INC) is held with a combined value of $2.21B across 47,261,937 shares. The largest holder is BlackRock, Inc. with a position worth $525.08M. ADAGE CAPITAL PARTNERS GP, L.L.C. opened a new position in the most recent quarter. 8 funds increased their holdings. 5 funds reduced their position.
Total Institutional Value
$2.21B
Total Shares Held
47,261,937
Institutional Holders
14
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $525.08M | 0.01% | +1.3% |
| 2 | WELLINGTON MANAGEMENT GROUP LLP | $494.25M | 0.09% | +18.2% |
| 3 | VANGUARD GROUP INC | $344.50M | 0.00% | -1.4% |
| 4 | MILLENNIUM MANAGEMENT LLC | $188.85M | 0.13% | +659.2% |
| 5 | AQR CAPITAL MANAGEMENT LLC | $181.01M | 0.06% | -14.4% |
| 6 | STATE STREET CORP | $162.50M | 0.00% | -0.1% |
| 7 | CITADEL ADVISORS LLC | $111.93M | 0.06% | +66.8% |
| 8 | Point72 Asset Management, L.P. | $76.10M | 0.12% | +11.2% |
| 9 | FMR LLC | $39.64M | 0.00% | -3.4% |
| 10 | Grantham, Mayo, Van Otterloo & Co. LLC | $34.68M | 0.08% | +1.9% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of TREX with a position worth $525.08M, representing 0.01% of their portfolio. In total, 14 institutional investors hold TREX with a combined value of $2.21B.
In the most recent quarter, 1 fund opened a new position in TREX. Additionally, 8 increased their holdings and 5 reduced their positions.
Institutional investors hold $2.21B worth of TREX stock across 14 positions. The largest institutional holder is BlackRock, Inc. with $525.08M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For TREX, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their TREX positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
| 2026-08-13 |
| 5.5% | 2026-08-07 |
| 10.4% | 2026-08-06 |
SEC Schedule 13D (activist) and 13G (passive) filings for TREX. Filed when an investor acquires 5%+ ownership.
Last Close
$45.73
2026-10-16
YTD
+27.6%
68% of 52-week range
