Armstrong World Industries
497 hedge funds and large institutions have $8.45B invested in Armstrong World Industries in 2025 Q3 according to their latest regulatory filings, with 116 funds opening new positions, 163 increasing their positions, 159 reducing their positions, and 34 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more first-time investments, than exits
New positions opened: | Existing positions closed:
more funds holding in top 10
Funds holding in top 10: →
more funds holding
Funds holding: →
19% more capital invested
Capital invested by funds: $7.1B → $8.45B (+$1.36B)
3% more repeat investments, than reductions
Existing positions increased: 163 | Existing positions reduced: 159
0.74% less ownership
Funds ownership: 100.45% → 99.71% (-0.74%)
Holders
497
Holding in Top 10
8
Calls
$66.5M
Puts
$8.66M
Top Buyers
| 1 | +$121M | |
| 2 | +$64.8M | |
| 3 | +$41.3M | |
| 4 |
Ameriprise
Minneapolis,
Minnesota
|
+$31.8M |
| 5 |
Two Sigma Investments
New York
|
+$22.9M |
Top Sellers
| 1 | -$75.1M | |
| 2 | -$54.3M | |
| 3 | -$47.6M | |
| 4 |
CGPCS
Capital Group Private Client Services
Los Angeles,
California
|
-$39.9M |
| 5 |
Goldman Sachs
New York
|
-$32.5M |
