Yuan-Jyun Wang 9p (right) and Seonghoon On 9d sit atop the leaderboard with perfect 4-0 records after
four rounds of play in the North American Masters Tournament at the 2025 US Go Congress.
Wang, the top seed, holds a slight edge on SOS and cumulative points over On, setting up a dramatic finish as the tournament heads into its final rounds. Just behind them are a tightly packed group of 3-win contenders, including Cheng-Hao Hsiao 9p, Alexander Qi 1p, and Henry Yu 2p, all with 3-1 records and strong tie-breakers.
Other pros still in striking distance include Ryan Li 4p and Brady Zhang 7d, both with three wins apiece.
Meanwhile, Kevin Yang 6d and ZhaoNian Chen 1p, are atop the middle of the field with 2-2 records, hoping to climb the standings in the final rounds.
At the bottom of the standings, James Sedgwick 6d and Yutong Shao 6d are still looking for their first wins in a strong and competitive field.
Click here for complete current standings. photos by Chris Garlock