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Filing Details

Accession Number:: 0000950170-25-028175
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2025-02-26 20:00:52
Reporting Period:: 2025-02-24

Filing Date:: 2025-02-26
Accepted Time:: 2025-02-26 20:00:52
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1990354	Waystar Holding Corp.	WAY	Services-Computer Integrated Systems Design (7373)	000000000

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1997404	G Paul Moskowitz	C/O Bain Capital Private Equity, Lp 200 Clarendon Street Boston MA 02116		No	No	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock, Par Value $0.01 Per Share	Disposition	2025-02-24	5,652,689	$38.60	22,327,728	No	4	S	Indirect	See Footnote
Common Stock, Par Value $0.01 Per Share	Disposition	2025-02-24	573,192	$0.00	21,754,536	No	4	J	Indirect	See Footnote

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	See Footnote
No	4	J	Indirect	See Footnote

Footnotes

Represents shares held by BCPE Derby Investor, LP ("Derby Investor") and BCPE Derby (DE) SPV, LP ("Derby SPV Investor"). Bain Capital Investors, LLC ("BCI") is the manager of Bain Capital Partners XI, L.P. ("Partners XI"), which is the general partner of Bain Capital Fund XI, L.P. ("Fund XI"). Fund XI is the (i) sole member of BCPE Derby GP, LLC ("Derby GP"), which is the general partner of Derby Investor and (ii) sole member of BCPE Derby (DE) SPV, LLC ("Derby SPV GP"), which is the general partner of Derby SPV Investor and, together with BCI, Partners XI, Fund XI, Derby GP, Derby Investor and Derby SPV GP, the "Bain Capital Entities").
(Continued from footnote 1) Paul G Moskowitz, a member of the board of directors of Waystar Holding Corp. (the "Issuer"), is a Partner of BCI. By virtue of the relationships described in this footnote, Mr. Moskowitz may be deemed to share voting and dispositive power with respect to the shares of the Issuer's common stock, par value $0.01 per share (the "Common Stock"), held by the Bain Capital Entities. Mr. Moskowitz disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.
Pursuant to a registered public offering that closed on February 24, 2025, 552,696 shares of Common Stock were sold by Derby Investor and 5,099,993 shares of Common Stock were sold by Derby SPV Investor at a price of $38.60 (net of underwriting discount).
On February 24, 2025, Derby Investor distributed 347,013 shares of Common Stock and Derby SPV Investor distributed 226,179 shares of Common Stock to one or more of their respective members or partners in connection with certain charitable gifts made by such members or partners or their direct or indirect owners.