U trećem kolu Larry Christiansen je remizirao sa Nickom De Firmianom, a u četvrtom pobjedio GM Maksima Dlugy-ja pa je poveo na turniru sa 4 poena. Drugi je GM Gurevich Dmitry sa 2,5 poena. On je u četvrtom kolu pobjedio GM Igora Novikova.
U.S. CHESS CHAMPS
Pairings round 3
| Table | White | Rating | Black | Rating | Result |
| 1 | GM Christiansen, Larry | 2577 | GM De Firmian, Nick | 2496 | ½-½ |
| 2 | GM Dlugy, Maxim | 2513 | IM Khmelnitsky, Igor | 2472 | 1-0 |
| 3 | GM Benjamin, Joel | 2496 | GM Kaidanov, Gregory | 2548 | ½-½ |
| 4 | GM Akopian, Vladimir | 2620 | GM Gurevich, Dmitry | 2351 | ½-½ |
| 5 | GM Novikov, Igor | 2547 | GM Shabalov, Alexander | 2510 | ½-½ |
Pairings round 4
| Table | White | Rating | Black | Rating | Result |
| 1 | GM De Firmian, Nick | 2496 | GM Shabalov, Alexander | 2510 | 0-1 |
| 2 | GM Gurevich, Dmitry | 2351 | GM Novikov, Igor | 2547 | 1-0 |
| 3 | GM Kaidanov, Gregory | 2548 | GM Akopian, Vladimir | 2620 | ½-½ |
| 4 | IM Khmelnitsky, Igor | 2472 | GM Benjamin, Joel | 2496 | 1-0 |
| 5 | GM Christiansen, Larry | 2577 | GM Dlugy, Maxim | 2513 | 1-0 |
Ranking after round 4
| Rank | Name | Score | Rating |
| 1 | GM Christiansen, Larry | 3.0 | 2577 |
| 2 | GM Gurevich, Dmitry | 2.5 | 2351 |
| 3 | GM Akopian, Vladimir | 2.0 | 2620 |
| 4 | GM Kaidanov, Gregory | 2.0 | 2548 |
| 5 | GM Novikov, Igor | 2.0 | 2547 |
| 6 | GM Dlugy, Maxim | 2.0 | 2513 |
| 7 | GM Shabalov, Alexander | 2.0 | 2510 |
| 8 | GM Benjamin, Joel | 1.5 | 2496 |
| 9 | GM De Firmian, Nick | 1.5 | 2496 |
| 10 | IM Khmelnitsky, Igor | 1.5 | 2472 |