As the 2026 MLB season reaches its fourth week, Drew Rasmussen (Tampa Bay Rays) tops the starting pitcher rankings, showcasing a remarkable WHIP of 0.60. Kevin Gausman (Toronto Blue Jays) follows closely, having held opponents to a batting average below .150 and achieving a strikeout rate of 1.5 per inning. Jose Soriano (Los Angeles Angels) is also making waves with a perfect record of four wins in as many starts and a stellar 0.67 WHIP. Veteran Michael Wacha (Kansas City Royals) is excelling with a 0.43 ERA. Other notable pitchers include Cam Schlittler (New York Yankees), Emerson Hancock (Seattle Mariners), and Sandy Alcantara (Miami Marlins), who is rebounding from a previous season affected by injury. The rankings reflect the early-season performances that could shape the All-Star selections and playoff races.