Manufactures building and construction materials, including cement, gypsum wallboard, concrete, aggregates, and frac sand, serving U.S. construction and energy markets.
| Filer | 13FScore | This quarter | Shares | Value | % of their book |
|---|---|---|---|---|---|
| Seth Klarman / Baupost | 60 | Added +26% | 1,185,248 | $244,967 | 4.6% |
| Bridgewater | 49 | Trimmed -59% | 2,655 | $548,735 | 0.0% |
Every tracked holder of this name, sorted new → added → flat → trimmed. Shares = reported 13F share count; Value as reported (a few managers file values in $thousands). Generated 2026-07-02.