Waystar Holding Corp. (WAY) Institutional Ownership

Ownership Summary

Waystar Holding Corp. (NASDAQ:WAY) is held by 293 institutional investors per 13F filings through December 2025.

• Collectively, these holders controlled 100.9% of Waystar Holding's outstanding shares in December 2025, down from 108.4% in September 2025.
• Their total shares held in WAY increased 6.35% from the prior quarter, while the number of investors in Waystar Holding increased 77.58% year over year.
• Of these 293 holders, 181 added to their stakes in Waystar Holding, 92 trimmed positions, and 20 made no changes.
• Institutional investors collectively held 197.32Mn shares in Waystar Holding as of December 2025, up by 11.77Mn shares quarter on quarter, and up 70.65Mn shares year over year.
• As of December 31, 2025, the biggest holder of Waystar Holding is EQT Fund Management S.a r.l. at 24.88Mn shares, representing 12.72% of shares outstanding.
• Leading buyers of Waystar Holding shares for the quarter ending December 2025 were VANGUARD PORTFOLIO MANAGEMENT LLC (6.41Mn), VANGUARD CAPITAL MANAGEMENT LLC (5.15Mn), GOLDENTREE ASSET MANAGEMENT LP (4.44Mn), Bank Of Montreal /Can/ (3.45Mn), Janus Henderson Group Plc (3.19Mn).
• The largest sellers of Waystar Holding for the quarter ending December 2025 were Goldman Sachs Group Inc (3.04Mn), Invesco Ltd. (2.77Mn), VOYA INVESTMENT MANAGEMENT LLC (1.56Mn), Freestone Grove Partners LP (920.99K), Federated Hermes, Inc. (826.56K).
• Business Quant data shows the 10 biggest positions in Waystar Holding as of December 2025 are held by EQT Fund Management S.a r.l. (24.88Mn), CANADA PENSION PLAN INVESTMENT BOARD (19.03Mn), BlackRock, Inc. (16.67Mn), FMR LLC (14.96Mn), BAIN CAPITAL INVESTORS LLC (13.24Mn), ADVENT INTERNATIONAL, L.P. (11.06Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (6.41Mn), VANGUARD CAPITAL MANAGEMENT LLC (5.15Mn), Neuberger Berman Group LLC (4.67Mn), GOLDENTREE ASSET MANAGEMENT LP (4.44Mn).