Waystar Holding Corp.

WAYNASDAQ

$26.48+1.67 (+6.73%)as of Oct 5, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Waystar Holding Corp. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (-30.8%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
EQT Fund Management S.a r.l.	12.96%	$511M	59.21%	Not reported
Canada Pension Plan Investment Board	9.91%	$391M	0.22%	Not reported
BlackRock, Inc.	9.08%	$358M	0.01%	Not reported
FMR LLC	7.84%	$309M	0.01%	Not reported
Bain Capital Investors LLC	6.90%	$272M	5.65%	Not reported
Advent International, L.P.	5.76%	$227M	1.28%	Not reported
Vanguard Portfolio Management LLC	3.45%	$136M	0.01%	Not reported
Goldentree Asset Management LP	3.21%	$126M	7.34%	Add 38.63%
Vanguard Capital Management LLC	2.71%	$107M	0.00%	Not reported
Bank of Montreal	2.70%	$107M	0.04%	Not reported
State Street Corp	2.38%	$93.9M	0.00%	Not reported
Artisan Partners Limited Partnership	1.92%	$75.5M	0.12%	Reduce 16.54%
Millennium Management LLC	1.90%	$75M	0.03%	Not reported
Neuberger Berman Group LLC	1.89%	$74.6M	0.05%	Not reported
Geode Capital Management, LLC	1.61%	$63.4M	0.00%	Not reported
UBS Group AG	1.50%	$59.2M	0.01%	Not reported
Jupiter Topco LLC	1.50%	$59M	0.02%	Not reported
Dimensional Fund Advisors LP	1.39%	$54.6M	0.01%	Not reported
Bank of America Corp	1.35%	$53M	0.00%	Not reported
Massachusetts Financial Services Co	1.19%	$46.7M	0.01%	Add 43.77%
Diamond Hill Capital Management, LLC (Investment Advisor)	1.10%	$43.3M	0.35%	Add 31.57%
Morgan Stanley	1.04%	$40.8M	0.00%	Not reported
Bamco Inc	0.93%	$36.7M	0.06%	Reduce 23.13%
Fort Washington Investment Advisors Inc	0.85%	$33.5M	0.17%	Not reported
Oberweis Asset Management Inc/	0.83%	$32.6M	0.67%	Add 36.14%
Clarkston Capital Partners, LLC	0.81%	$32M	2.71%	Add 64.14%
Thrivent Financial for Lutherans	0.81%	$32M	0.05%	Reduce 2.37%
Greenvale Capital LLP	0.78%	$30.8M	3.36%	New Not reported
Capital Research Global Investors	0.76%	$30.1M	0.00%	Not reported
Charles Schwab Investment Management Inc	0.67%	$26.3M	0.00%	Not reported
Northern Trust Corp	0.66%	$26M	0.00%	Not reported
Avenir Corp	0.60%	$23.5M	2.86%	Not reported
JPMorgan Chase & Co	0.56%	$21.7M	0.00%	Not reported
Alta Fox Capital Management, LLC	0.54%	$21.3M	4.29%	New Not reported
PointState Capital LP	0.54%	$21.2M	0.27%	Reduce 72.65%
Select Equity Group, L.P.	0.52%	$20.6M	0.10%	Add 8.68%
Blue Door Asset Management, LLC	0.51%	$20M	9.42%	Add 36.84%
Sio Capital Management, LLC	0.48%	$19M	3.15%	Reduce 43.62%
Citigroup Inc	0.47%	$18.7M	0.01%	Not reported
Bain Capital Venture Investors, LLC	0.46%	$18.1M	13.65%	Not reported
Goldman Sachs Group Inc	0.46%	$18.1M	0.00%	Not reported
Sunriver Management LLC	0.45%	$17.6M	2.76%	New Not reported
Systematic Financial Management LP	0.44%	$17.4M	0.35%	New Not reported
Principal Financial Group Inc	0.44%	$17.3M	0.01%	Not reported
Wellington Management Group LLP	0.41%	$16.3M	0.00%	Add 23.09%
Bank of New York Mellon Corp	0.40%	$15.7M	0.00%	Not reported
Vanguard Fiduciary Trust Co	0.40%	$15.6M	0.00%	Not reported
Loomis Sayles & Co L P	0.35%	$13.6M	0.02%	Add 34.46%
Balyasny Asset Management L.P.	0.34%	$13.5M	0.02%	Not reported
Longaeva Partners L.P.	0.33%	$13M	0.28%	New Not reported

50 of 285 holders

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