Armstrong World Industries designs and manufactures ceiling and wall systems, including acoustic tiles and suspension grids, for commercial and residential buildings.
| Filer | 13FScore | This quarter | Shares | Value | % of their book |
|---|---|---|---|---|---|
| Steve Cohen / Point72 | 76 | Added +80% | 370,562 | $59,445,556 | 0.1% |
| Ancora | 40 | Trimmed -41% | 859 | $137,801 | 0.0% |
| Paul Tudor Jones / Tudor | 63 | Trimmed -29% | 150,836 | $24,197,111 | 0.0% |
| Bridgewater | 56 | Trimmed -18% | 25,290 | $4,057,022 | 0.0% |
| Trade date | Who | Type | Amount | |
|---|---|---|---|---|
| 2026-09-22 | Trump, Donald J President | SELL | $1,001 - $15,000 | PTR |
| 2026-09-22 | Trump, Donald J President | SELL | $15,001 - $50,000 | PTR |
| 2026-07-01 | Trump, Donald J President | SELL | $15,001 - $50,000 | PTR |
| 2026-07-01 | Trump, Donald J President | SELL | $15,001 - $50,000 | PTR |
| 2026-05-14 | Trump, Donald J President | SELL | $1,004 - $15,000 | PTR |
| 2026-05-14 | Trump, Donald J President | BUY | $15,001 - $50,000 | PTR |
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 2026-09-24.