RTW INVESTMENTS, LP

Position in WAY — Waystar Holding Corp.

CIK 1493215 NEW YORK, NY

Position in WAY

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$39,299,300

New position

Shares Held

1,630,000

first reported quarter

Ownership

0.850%

of shares outstanding

% of Portfolio

0.40%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

RTW INVESTMENTS, LP holds $50,155,300 across 2 Health Information Services names.

#	Ticker	Company	Shares	Value (USD)	Open
1	HNGE	Hinge Health, Inc.	500,000	$41,500,000
2	HTFL	Heartflow, Inc.	295,000	$8,655,300

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$39,299,300	1,630,000	—	Shares	Sole	2026-05-15
No filing history on record for this holder in this stock.