Waystar Holding Corp. (WAY) Holders & Ownership

Waystar Holding Corp. (WAY) ownership: Top institutional holder: EQT Fund Management S.a r.l. ($599.84M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.

Top Institutional Holders (13F)

Source: SEC Form 13F
HolderSharesMarket ValueReported
EQT Fund Management S.a r.l.24879437.00$599.84M2026-03-31
CANADA PENSION PLAN INVESTMENT BOARD19025452.00$458.70M2026-03-31
VANGUARD GROUP INC12330872.00$403.84M2025-12-31
BlackRock, Inc.16665732.00$401.81M2026-03-31
FMR LLC14962419.00$360.74M2026-03-31
Bain Capital Investors LLC13243539.00$319.30M2026-03-31
Advent International, L.P.11059899.00$266.65M2026-03-31
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC5282220.00$172.99M2025-12-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-07-15
Sellnull2026-06-03
Sellnull2026-06-03

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.