LOUISVILLE and LEHI, Utah — Healthcare payment software providers Waystar Holding Corp. (Nasdaq: WAY) today announced it has joined the S&P SmallCap 600® Index, effective before the market opens on September 22, 2025. “Our addition to the S&P SmallCap 600 reflects the strength of Waystar’s AI-powered software platform and our consistent execution since our IPO,” said Matt Hawkins, Chief Executive Officer of Waystar. The S&P SmallCap 600, produced by S&P Dow Jones Indices, includes companies that reflect the performance of U.S. equities at Waystar’s scale. Waystar’s mission-critical software is purpose-built to simplify healthcare payments so providers can prioritize patient care and optimize their financial performance. Waystar has headquarters and operations in Louisville, Lehi, Utah, and Duluth and Atlanta, Georgia.