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Who owns Waystar Holding (WAY) stock

297 funds reported Waystar Holding (WAY) shares in their latest 13F filings, worth $4.7B in all. The largest holder is EQT Fund Management S.a r.l. ($511M). Last quarter 162 funds added to their stakes and 142 cut them.

Largest holders of WAY (13F)Largest holders of WAY (13F)EQT Fund Management S.a r.l.$511MVanguard Group$404MCanada Pension Plan Investment Bo…$391MBlackRock$358MFMR LLC$309MBain Capital Investors LLC$272MAdvent International, L.P.$227MVanguard Portfolio Management LLC$136MGoldentree Asset Management LP$126MVanguard Capital Management LLC$107M

Largest holders (13F)

FundSharesValueChangeQuarter
EQT Fund Management S.a r.l.24,879,437$511Munchanged2026-06-30
Vanguard Group12,330,872$404Mincrease2025-12-31
Canada Pension Plan Investment Board19,025,452$391Munchanged2026-06-30
BlackRock17,435,466$358Mincrease2026-06-30
FMR LLC15,045,567$309Mincrease2026-06-30
Bain Capital Investors LLC13,243,539$272Munchanged2026-06-30
Advent International, L.P.11,059,899$227Munchanged2026-06-30
Vanguard Portfolio Management LLC6,626,263$136Mincrease2026-06-30
Goldentree Asset Management LP6,160,110$126Mincrease2026-06-30
Vanguard Capital Management LLC5,200,460$107Mincrease2026-06-30
Bank of Montreal5,189,386$107Mincrease2026-06-30
State Street4,572,108$93.9Mincrease2026-06-30
Artisan Partners Limited Partnership3,679,251$75.5Mdecrease2026-06-30
Millennium Management LLC3,652,355$75.0Mincrease2026-06-30
Neuberger Berman Group LLC3,634,210$74.6Mdecrease2026-06-30

Waystar Holding's latest quarter

Waystar Holding, Q3 2026: revenue $326M (+21% year over year), operating margin 18.8%, net earnings $31.0M, operating cash flow $104M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most WAY stock?

By the latest 13F filings: EQT Fund Management S.a r.l. ($511M); Vanguard Group ($404M); Canada Pension Plan Investment Board ($391M); BlackRock ($358M); FMR LLC ($309M).

What is the short interest in WAY?

15,512,368 shares were sold short at the 2026-10-15 settlement, -2.89% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.