BCPE Derby Investor, LP - Significant Ownership

Signature - Title
/s/ David Humphrey - David Humphrey, Partner of Bain Capital Investors, LLC
Location
Boston, MA
Summary
This page shows a list of all the recent SCHEDULE 13D/G filings made by BCPE Derby Investor, LP.

Significant Ownership of BCPE Derby Investor, LP

Sym Company Class Ownership Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
WAY Waystar Holding Corp. Common Stock, par value $0.01 per share 5.9% $430M -$156M 11.3M -26.6% BCPE Derby (DE) SPV, LP Sep 30, 2025

Schedules 13D/G Reported by BCPE Derby Investor, LP:

Sym Target Class Ownership Change Current Shares Change Value Reporting name Form Report Period Date Filed
* An asterisk sign (*) next to the price indicates that the price is likely invalid.