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Waystar Holding Corp.

WAY
Exchange
Nasdaq
Industry
Services-Computer Integrated Systems Design
SEC CIK
0001990354

In the last 90 days, Waystar Holding Corp. insiders filed 0 open-market purchases and 3 sales; 301 institutions reported holding it in 13F filings for Q2 2026, worth $4.35B in total; no superinvestor holds it.

13F holders, Q3 2026

Institutional positions in Waystar Holding Corp. as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders
4
0 vs. Q2 2026
Shares held
10.0K
−1.60K (−13.8%) vs. Q2 2026
Total value
$253.4K
+$15.2K (+6.4%) vs. Q2 2026
New holders
0
2 more added
Sold out
0
1 more reduced

297 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting WAY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 92 institutionsQ3 2024: 117 institutionsQ4 2024: 165 institutionsQ1 2025: 226 institutionsQ2 2025: 268 institutionsQ3 2025: 301 institutionsQ4 2025: 300 institutionsQ1 2026: 307 institutionsQ2 2026: 301 institutions
Value held
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $2.65BQ3 2024: $3.46BQ4 2024: $4.62BQ1 2025: $5.15BQ2 2025: $5.90BQ3 2025: $7.06BQ4 2025: $6.53BQ1 2026: $4.94BQ2 2026: $4.35B
Institutions holding WAY and their total value by quarter
QuarterHoldersValue
Q2 2026301$4.35B
Q1 2026307$4.94B
Q4 2025300$6.53B
Q3 2025301$7.06B
Q2 2025268$5.90B
Q1 2025226$5.15B
Q4 2024165$4.62B
Q3 2024117$3.46B
Q2 202492$2.65B
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding Waystar Holding Corp.; share changes are against Q2 2026.

Institutions holding WAY in Q3 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Versant Capital Management, Inc249$6.31K0.00%+33+15.3%Added
Olistico Wealth, LLC250$6.33K0.00%00.0%Unchanged
Massmutual Trust Co FSB642$16.3K0.00%+326+103.2%Added
Central Pacific Bank - Trust Division8,860$224.5K0.02%−1,960−18.1%Reduced
EQT Fund Management S.a r.l.––––Not filed
Canada Pension Plan Investment Board––––Not filed
BlackRock, Inc.––––Not filed
FMR LLC––––Not filed
Bain Capital Investors LLC––––Not filed
Advent International Corp––––Not filed
Vanguard Portfolio Management LLC––––Not filed
Goldentree Asset Management LP––––Not filed
Vanguard Capital Management LLC––––Not filed
Bank of Montreal––––Not filed
State Street Corp––––Not filed
Artisan Partners Limited Partnership––––Not filed
Millennium Management LLC––––Not filed
Neuberger Berman Group LLC––––Not filed
Geode Capital Management, LLC––––Not filed
Price T Rowe Associates Inc––––Not filed
UBS Group AG––––Not filed
Jupiter Topco LLC––––Not filed
Dimensional Fund Advisors LP––––Not filed
Bank of America Corp––––Not filed
Massachusetts Financial Services Co––––Not filed
Diamond Hill Capital Management Inc––––Not filed
Morgan Stanley––––Not filed
Bamco Inc––––Not filed
Fort Washington Investment Advisors Inc––––Not filed
Oberweis Asset Management Inc––––Not filed
Clarkston Capital Partners, LLC––––Not filed
Thrivent Financial for Lutherans––––Not filed
Greenvale Capital LLP––––Not filed
Capital Research Global Investors––––Not filed
Charles Schwab Investment Management Inc––––Not filed
Northern Trust Corp––––Not filed
Avenir Corp––––Not filed
JPMorgan Chase & Co––––Not filed
Alta Fox Capital Management, LLC––––Not filed
PointState Capital LP––––Not filed
Select Equity Group, L.P.––––Not filed
Blue Door Asset Management, LLC––––Not filed
Sio Capital Management, LLC––––Not filed
Citigroup Inc––––Not filed
Bain Capital Venture Investors, LLC––––Not filed
Goldman Sachs Group Inc––––Not filed
Sunriver Management LLC––––Not filed
Systematic Financial Management LP––––Not filed
Principal Financial Group Inc––––Not filed
Wellington Management Group LLP––––Not filed
Bank of New York Mellon Corp––––Not filed
Vanguard Fiduciary Trust Co––––Not filed
Loomis Sayles & Co L P––––Not filed
Balyasny Asset Management LLC––––Not filed
Longaeva Partners L.P.––––Not filed
BNP Paribas Arbitrage, SA––––Not filed
ArrowMark Colorado Holdings LLC––––Not filed
AQR Capital Management LLC––––Not filed
Norges Bank––––Not filed
Ra Capital Management, L.P.––––Not filed
Mawer Investment Management Ltd.––––Not filed
Raymond James Financial Inc––––Not filed
Peregrine Capital Management LLC––––Not filed
USS Investment Management Ltd––––Not filed
Public Sector Pension Investment Board––––Not filed
Invesco Ltd.––––Not filed
Main Street Financial Solutions, LLC––––Not filed
Nuveen, LLC––––Not filed
Renaissance Group LLC––––Not filed
Marathon Capital Management––––Not filed
Bellevue Group AG––––Not filed
Weiss Asset Management LP––––Not filed
Osterweis Capital Management Inc––––Not filed
Farallon Capital Management, L.L.C.––––Not filed
Legal & General Group Plc––––Not filed
Rhumbline Advisers––––Not filed
SEI Investments Co––––Not filed
Ameriprise Financial Inc––––Not filed
Kennedy Capital Management, Inc.––––Not filed
Susquehanna International Group, LLP––––Not filed
Swiss National Bank––––Not filed
Victory Capital Management Inc––––Not filed
Walleye Capital LLC––––Not filed
Parkman Healthcare Partners LLC––––Not filed
Qube Research & Technologies Ltd––––Not filed
Roubaix Capital, LLC––––Not filed
State of Wisconsin Investment Board––––Not filed
HSBC Holdings PLC––––Not filed
Blair William & Co––––Not filed
Rhenman & Partners Asset Management AB––––Not filed
Vanguard Global Advisers, LLC––––Not filed
Mariner, LLC––––Not filed
Kornitzer Capital Management Inc––––Not filed
Winton Group Ltd––––Not filed
UBS Asset Management Americas Inc––––Not filed
Deutsche Bank AG––––Not filed
Bullseye Asset Management LLC––––Not filed
Alliancebernstein L.P.––––Not filed
Nomura Asset Management International Inc.––––Not filed
California State Teachers Retirement System––––Not filed