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MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in WAY — Waystar Holding Corp.

CIK 912938 Boston, MA

Position in WAY

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$46,713,016
+$8,555,132 QoQ
Shares Held
2,275,354
+43.8% QoQ
Ownership
1.19%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#21
of 302 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WAY Over Time

Shares Held

Position Value (USD)

Position in Health Information Services

Healthcare · as of Jun 30, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $92,064,573 across 6 Health Information Services names. WAY ranks #1 (50.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 WAY
Waystar Holding Corp.
This page
2,275,354 $46,713,016

All Filings in WAY

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $46,713,016 2,275,354
2026-03-31 $38,157,884 1,582,658