| Rank | Company | Operating income | Sector | Industry | Country | Exchange |
|---|---|---|---|---|---|---|
| 1 | $2.51B | Basic Materials | Paper & Paper Products | United States | Nasdaq | |
| 2 | $1.48B | Basic Materials | Paper & Paper Products | United States | NYSE | |
| 3 | $1.04B | Basic Materials | Paper & Paper Products | United States | NYSE | |
| 4 | $1.04B | Basic Materials | Paper & Paper Products | United States | NYSE | |
| 5 | $504M | Basic Materials | Paper & Paper Products | United States | NYSE | |
| 6 | $68.7M | Basic Materials | Paper & Paper Products | United States | NYSE | |
| 7 | $63.0M | Basic Materials | Paper & Paper Products | United States | NYSE |