Latest Sunriver Management LLC Stock Portfolio

$591Million | No. of Holdings #18

Sunriver Management LLC Performance

2026 Q1-9.90%

YTD-9.90%

2025-0.62%

About Sunriver Management LLC and 13F Hedge Fund Stock Holdings

Sunriver Management LLC is a hedge fund based in Greenwich, CT. On 2026-05-14, the fund reported it's updated stock portfolio. In the 13F Holdings report, Sunriver Management LLC reported an equity portfolio of $591.3 Millions as of 31 Mar, 2026. <br><br> The top stock holdings of Sunriver Management LLC are ARMK, SSNC, WCN. The fund has invested 9.6% of it's portfolio in ARAMARK and 9.1% of portfolio in SS&C TECH HLDGS. <br><br> The fund managers got completely rid off BOX INC (BOX), RENTOKIL INITIAL PLC (RTO) and SYSCO CORP (SYY) stocks. They significantly reduced their stock positions in LOCKHEED MARTIN CORP (LMT), WEX INC (WEX) and TRANSUNION (TRU). Sunriver Management LLC opened new stock positions in WASTE CONNECTIONS INC (WCN), FIDELITY NATL INFORMATION SV (FIS) and CAE INC (CAE). The fund showed a lot of confidence in some stocks as they added substantially to CDW CORP (CDW), SS&C TECH HLDGS (SSNC) and FIRST ADVANTAGE CORP NEW (FA).

Sunriver Management LLC Equity Portfolio Value

Last Reported on: 14 May, 2026

$591Million

as of May 14, 2026

Sunriver Management LLC Annual Return Estimates Vs S&P 500

Our best estimate is that Sunriver Management LLC made a return of -9.9% in the last quarter. In trailing 12 months, it's portfolio return was -3.72%.

Performance
S&P 500

New Buys

Ticker	$ Bought
waste connections inc	52,416,600
fidelity natl information sv	25,747,000
cae inc	21,996,400
bobs disc furniture inc	17,830,000

New stocks bought by Sunriver Management LLC

Additions

Ticker	% Inc.
cdw corp	58.81
ss&c tech hldgs	26.47
first advantage corp new	13.96
live nation entertainment in	13.77
aramark	3.47
openlane inc	1.31

Additions to existing portfolio by Sunriver Management LLC

Reductions

Ticker	% Reduced
lockheed martin corp	-71.95
wex inc	-38.12
transunion	-35.93
stanley black & decker inc	-32.43
performance food group co	-24.02
huron consulting group inc	-16.22
cbiz inc	-2.09
verra mobility corp	-0.44

Sunriver Management LLC reduced stake in above stock

Sold off

Ticker	$ Sold
n-able inc	-45,886,600
repay hldgs corp	-15,919,600
acv auctions inc	-23,767,900
ccc intelligent solutions hl	-15,900,000
box inc	-52,081,300
rentokil initial plc	-50,020,700
sysco corp	-48,102,500
iqvia hldgs inc	-36,857,500

Sunriver Management LLC got rid off the above stocks

Sector Distribution

Sunriver Management LLC has about 52.1% of it's holdings in Industrials sector.

Industrials
Technology
Consumer Cyclical
Others
Consumer Defensive
Communication Services

Sector	%
Industrials	52.1
Technology	24.2
Consumer Cyclical	7.5
Others	6.7
Consumer Defensive	5
Communication Services	4.4

Market Cap. Distribution

Sunriver Management LLC has about 57.9% of it's portfolio invested in the large-cap and mega-cap stocks.

LARGE-CAP
MID-CAP
SMALL-CAP
UNALLOCATED

Category	%
LARGE-CAP	57.9
MID-CAP	24.9
SMALL-CAP	10.4
UNALLOCATED	6.7

Stocks belong to which Index?

About 51.6% of the stocks held by Sunriver Management LLC either belong to S&P 500 or RUSSELL 2000 index.

Others
RUSSELL 2000
S&P 500

Index	%
Others	48.5
RUSSELL 2000	30.1
S&P 500	21.5

Top 5 Winners (%)		%
LMT	lockheed martin corp	16.0 %
ARMK	aramark	9.8 %
LYV	live nation entertainment in	6.6 %
WEX	wex inc	2.2 %

Top 5 Winners ($)		$
LMT	lockheed martin corp	10.0 M
ARMK	aramark	5.1 M
LYV	live nation entertainment in	1.6 M
WEX	wex inc	1.1 M

Top 5 Losers (%)		%
CBZ	cbiz inc	-46.3 %
VRRM	verra mobility corp	-36.1 %
HURN	huron consulting group inc	-24.1 %
SSNC	ss&c tech hldgs	-20.8 %
FA	first advantage corp new	-18.1 %

Top 5 Losers ($)		$
VRRM	verra mobility corp	-24.0 M
CBZ	cbiz inc	-23.1 M
SSNC	ss&c tech hldgs	-14.2 M
HURN	huron consulting group inc	-11.6 M
FA	first advantage corp new	-7.9 M

Sunriver Management LLC Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of Sunriver Management LLC

Sunriver Management LLC has 18 stocks in it's portfolio. About 69% of the portfolio is in top 10 stocks. VRRM proved to be the most loss making stock for the portfolio. LMT was the most profitable stock for Sunriver Management LLC last quarter.

$591.35MTotal Value

27.00Positions

14 May, 2026Last Reported

Current holdings of Current Stock Holdings of Sunriver Management LLC, last reported on 14 May, 2026. Select a row with a linked ticker to view its historical trend.
Holdingsorted ascending	% Portfolio	Shares Held	$ Value	% Change
ACVA Acv Auctions Inc Acv Auctions IncACVA Sunriver Management LLC's holding in Acv Auctions Inc over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

ARMK Aramark AramarkARMK Sunriver Management LLC's holding in Aramark over time	9.59%	1,398,350	$56.69M 9.59%	increased 3.47 percentadded

BOX Box Inc Box IncBOX Sunriver Management LLC's holding in Box Inc over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

CAE Cae Inc Cae Inc CAE Sunriver Management LLC's holding in Cae Inc over time	3.72%	844,393	$22.00M 3.72%	new position

CBZ Cbiz Inc Cbiz IncCBZ Sunriver Management LLC's holding in Cbiz Inc over time	4.4%	968,631	$26.01M 4.4%	decreased 2.09 percentreduced

CCCS Ccc Intelligent Solutions Hl Ccc Intelligent Solutions HlCCCS Sunriver Management LLC's holding in Ccc Intelligent Solutions Hl over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

CDW Cdw Corp Cdw CorpCDW Sunriver Management LLC's holding in Cdw Corp over time	5.49%	268,356	$32.48M 5.49%	increased 58.81 percentadded

FA First Advantage Corp New First Advantage Corp NewFA Sunriver Management LLC's holding in First Advantage Corp New over time	6.03%	3,032,710	$35.66M 6.03%	increased 13.96 percentadded

FIS Fidelity Natl Information Sv Fidelity Natl Information SvFIS Sunriver Management LLC's holding in Fidelity Natl Information Sv over time	4.35%	548,860	$25.75M 4.35%	new position

HII Huntington Ingalls Inds Inc Huntington Ingalls Inds IncHII Sunriver Management LLC's holding in Huntington Ingalls Inds Inc over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

HURN Huron Consulting Group Inc Huron Consulting Group IncHURN Sunriver Management LLC's holding in Huron Consulting Group Inc over time	5.04%	233,820	$29.81M 5.04%	decreased 16.22 percentreduced

IQV Iqvia Hldgs Inc Iqvia Hldgs IncIQV Sunriver Management LLC's holding in Iqvia Hldgs Inc over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

KAR Openlane Inc Openlane IncKAR Sunriver Management LLC's holding in Openlane Inc over time	7.48%	1,518,200	$44.26M 7.48%	increased 1.31 percentadded

LMT Lockheed Martin Corp Lockheed Martin CorpLMT Sunriver Management LLC's holding in Lockheed Martin Corp over time	3.71%	36,270	$21.92M 3.71%	decreased 71.95 percentreduced

LYV Live Nation Entertainment In Live Nation Entertainment InLYV Sunriver Management LLC's holding in Live Nation Entertainment In over time	4.4%	170,661	$26.03M 4.4%	increased 13.77 percentadded

NABL N-Able Inc N-Able IncNABL Sunriver Management LLC's holding in N-Able Inc over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

PFGC Performance Food Group Co Performance Food Group CoPFGC Sunriver Management LLC's holding in Performance Food Group Co over time	5%	345,211	$29.57M 5%	decreased 24.02 percentreduced

RPAY Repay Hldgs Corp Repay Hldgs CorpRPAY Sunriver Management LLC's holding in Repay Hldgs Corp over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

RTO Rentokil Initial Plc Rentokil Initial Plc RTO Sunriver Management LLC's holding in Rentokil Initial Plc over time	0%	0.00	$0.00 0%	decreased 100 percentsold off

SSNC Ss&C Tech Hldgs Ss&C Tech HldgsSSNC Sunriver Management LLC's holding in Ss&C Tech Hldgs over time	9.12%	797,849	$53.91M 9.12%	increased 26.47 percentadded