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13F-HR filed by Sunriver Management LLC

Sunriver Management LLC filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-14, with 18 holding rows worth $591,346,268.

Accession
0001892688-26-000072
Filed
2026-05-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A holdings report, 18 entries on the cover page, a total value of $591,346,268 stated on the cover page (in dollars after the unit check, H1), rows summing to $591,346,268 with VALUE read as dollars as filed, 13F file number 028-17348. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
ARAMARK COM03852U106Stock1,398,349$56,689,068dollars as filed
SS&C TECH HLDGS COM78467J100Stock797,849$53,910,657dollars as filed
WASTE CONNECTIONS INC COM94106B101Stock322,683$52,416,627dollars as filed
OPENLANE INC48238T109COM1,518,196$44,255,413dollars as filed
VERRA MOBILITY CORP CL A COM STK92511U102Stock2,943,917$42,068,574dollars as filed
FIRST ADVANTAGE CORP NEW31846B108COM3,032,711$35,664,681dollars as filed
CDW CORP COM12514G108Stock268,356$32,476,443dollars as filed
WEX INC96208T104COM203,694$31,173,330dollars as filed
HURON CONSULTING GROUP INC447462102COM233,820$29,809,712dollars as filed
PERFORMANCE FOOD GROUP CO COM71377A103Stock345,211$29,570,774dollars as filed
LIVE NATION ENTERTAINMENT INC COM538034109Stock170,661$26,027,509dollars as filed
CBIZ INC124805102COM968,631$26,007,742dollars as filed
FIDELITY NATL INFORMATION SVCS COM31620M106Stock548,860$25,747,023dollars as filed
TRANSUNION COM89400J107Stock331,809$22,957,865dollars as filed
CAE INC COM124765108Stock844,393$21,996,438dollars as filed
Lockheed Martin Corporation539830109COM36,270$21,921,225dollars as filed
STANLEY BLACK & DECKER INC COM854502101Stock293,036$20,823,138dollars as filed
BOB S DISCOUNT FURNITURE09681N106COMMON STOCK1,517,451$17,830,049dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001892688-26-000072this filing2026-05-14acceptance time not in the bulk data set