0000919574-22-003161.txt : 20220513 0000919574-22-003161.hdr.sgml : 20220513 20220513124434 ACCESSION NUMBER: 0000919574-22-003161 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20220331 FILED AS OF DATE: 20220513 DATE AS OF CHANGE: 20220513 EFFECTIVENESS DATE: 20220513 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Sunriver Management LLC CENTRAL INDEX KEY: 0001663900 IRS NUMBER: 364817651 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-17348 FILM NUMBER: 22921384 BUSINESS ADDRESS: STREET 1: 2 SOUND VIEW DRIVE STREET 2: 2ND FLOOR CITY: GREENWICH STATE: CT ZIP: 06830 BUSINESS PHONE: 2039003900 MAIL ADDRESS: STREET 1: 2 SOUND VIEW DRIVE STREET 2: 2ND FLOOR CITY: GREENWICH STATE: CT ZIP: 06830 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001663900 XXXXXXXX 03-31-2022 03-31-2022 false Sunriver Management LLC

2 Sound View Drive 2nd Floor Greenwich CT 06830

13F HOLDINGS REPORT 028-17348 N John Stadnyk 203-900-3900 /s/ John Stadnyk Greenwich CT 05-13-2022 0 20 635293 INFORMATION TABLE 2 infotable.xml BOX INC CL A 10316T104 42141 1450125 SH SOLE 1450125 0 0 CLARIVATE PLC ORD SHS G21810109 28866 1722324 SH SOLE 1722324 0 0 DATTO HLDG CORP COM 23821D100 35398 1324771 SH SOLE 1324771 0 0 DIVERSEY HLDGS LTD ORD SHS G28923103 31976 4224088 SH SOLE 4224088 0 0 DOLBY LABORATORIES INC COM CL A 25659T107 33338 426204 SH SOLE 426204 0 0 DUN & BRADSTREET HLDGS INC COM 26484T106 57156 3262313 SH SOLE 3262313 0 0 FIDELITY NATL INFORMATION SV COM 31620M106 15869 158027 SH SOLE 158027 0 0 FISERV INC COM 337738108 58687 578768 SH SOLE 578768 0 0 INSPERITY INC COM 45778Q107 13112 130574 SH SOLE 130574 0 0 MANTECH INTERNATIONAL CORP CL A 564563104 12015 139406 SH SOLE 139406 0 0 MASONITE INTL CORP COM 575385109 24373 274039 SH SOLE 274039 0 0 N-ABLE INC COMMON STOCK 62878D100 20175 2217085 SH SOLE 2217085 0 0 PERFORMANCE FOOD GROUP CO COM 71377A103 35593 699145 SH SOLE 699145 0 0 R1 RCM INC COM 749397105 38528 1439769 SH SOLE 1439769 0 0 SCIENCE APPLICATIONS INTL CO COM 808625107 16787 182136 SH SOLE 182136 0 0 SPIRIT AEROSYSTEMS HLDGS INC COM CL A 848574109 25127 513956 SH SOLE 513956 0 0 SS&C TECHNOLOGIES HLDGS INC COM 78467J100 60086 800939 SH SOLE 800939 0 0 US FOODS HLDG CORP COM 912008109 21271 565262 SH SOLE 565262 0 0 VERRA MOBILITY CORP COM 92511U102 33370 2049774 SH SOLE 2049774 0 0 WABTEC COM 929740108 31425 326767 SH SOLE 326767 0 0